CS2 SbOCl GeF5- SnBr2 H3C-C=_C-H ... (=_ was supposed to represent a triple bond) IO3F KrF2 N3- XeO2 TeF6 H3C-C(=O)-CH3 AsCl4+ Please Help! Next thing we do is count the valence electrons. Draw the Lewis structure of iodine trifluoride (IF3) that has the least amount of formal charge on the atom. 0 0. Switch to. The type of compound that is most likely to contain a covalent bond is ____ one that is composed of only nonmetals. In the IF 3 Lewis structure Iodine (I) is the least electronegative atom and goes in the center of the Lewis structure. Class Notes. List molecules polar and non polar. Draw the Lewis structure, name the molecular geometry (shape), draw a three-dimensional sketch, indicate the bond angle, and state whether each of the following molecules is polar or nonpolar: (a) BCl 3 (b) CH 2 F 2 (c) HCN (d) SCl 2 (e) PF 3 (f) HNO . For the BF 3 Lewis structure, calculate the total number of valence electrons for the BF 3 molecule. There are a total of 26 valence electrons in IO3-. Iodine is the least electronegative, so we'll put it in the center, and then we'll put our Fluorines on the outside. Calculate the total valence electrons in the molecule. What is the shape (molecular geometry) of iodine trifluoride? 2. Structural firefighters' protective clothing will only provide limited protection. Furthermore, for each of the molecules: a) Indicate total number of valence electrons. IF3 (Iodine trifluoride) is Polar. What is the correct Lewis structure for IF3? The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. F: F: F 2 4. How many different molecules have the formula C5H12? Video: Drawing the Lewis Structure for BF 3. I answered about 3 similar questions already but let’s have a crack at this case as well. For the BF 3 Lewis structure, calculate the total number of valence electrons for the BF 3 molecule. It is a yellow solid which decomposes above −28 °C. Elements in the first 2 periods of the Periodic Table do not have access to the d sublevel and must adhere to the octet (or duet H and He) rule. Also, what are the orbital hybridization for the central atom, all bond angles, and molecular polarity for each? Get more help from Chegg . It is a colorless liquid, although impure samples appear yellow. Iodine is in Period 5 on the Periodic table. SnCl3 will be a free radical since it will have an odd number of valence electrons (4 + 3x7 = 25). (24 – 24 = 0) Violations. A)C, 1 B)N, 2 C)C, 2 D)N, 1 E)H, 1 12) The Lewis structure of N2H2 shows _____. 3. Our videos will help you understand concepts, solve your homework, and do great on your exams. How Can I Spread The Dots Around Iodine Atome How To Draw The Dot Structure For I2 The Basics Of Chemical Bonding How To Draw The Lewis Dot Structure For I- (Iodide Ion. The iodine atom of iodine trifluoride has five electron pairs, of which two are lone-pairs, and the molecule is T-shaped as predicted by VSEPR Theory. IF3 (Iodine trifluoride) is Polar. Interestingly enough, neither of these structures is correct. Write the Lewis structures for each of these molecules. Does the molecule exhibit resonance? Next, we stated the bonds and if it was polar or non-polar; ANALYSIS: Explain how water's shape causes it to be polar. (CH4, BF3, C3H8, H2O, Si2H6, HF, CH3NH2, H2O2, N2, SeF4, C2H4, SiH2O, IF3, SF6, CO2, and SO3(-2)) Next, we drew all the lewis structures of the molecules. Anonymous. So this is the Lewis structure for IF3-. The actual is where N has 1.5 bonds to each O on average. Two Lewis structures can be written for sulfur dioxide. F2 reacts with I2 to yield IF3 at −45 °C in CCl3F. Iodine has 7 valence electrons. Let us help you simplify your studying. Two Lewis structures can be written for sulfur dioxide. Remember that Iodine (I) can hold more than eight valence electrons. Iodine can have more electrons because its past the 3rd period and has empty spots available in its d orbitals. We've used all the electrons that we started with. About this Site | Report a Problem | Comments & Suggestions, Stoichiometry: Moles, Grams, and Chemical Reactions. Title: Iodine Lewis Structure; Date: August 11, 2018; Size: 14kB; Resolution: 752px x 431px; Download Image. $\ce{:^-C#N:}$ $\ce{:C=N^-::}$ (I hope that was clear. Today we are going to go through the Lewis structure of I3- or also know as Triodide ion as it has a negative charge on it. PROBLEM \(\PageIndex{6}\) Carbon tetrachloride was formerly used in fire extinguishers for electrical fires. [1], "IF3" redirects here. What scientific concept do you need to know in order to solve this problem? Q. Quiz your students on Lewis Dot Diagram Structure For IF3, Bond Angle, Hybridization, Polar or Nonpolar using our fun classroom quiz game Quizalize and personalize your teaching. (ERG, 2016) (ERG, 2016) U.S. Department of Transportation, Transport Canada, and Secretariat of Communications and Transport of Mexico, with collaboration from Argentina's Centro de Información Química para Emergencias. Q. Get the detailed answer: What is the Lewis structure of ? We also know that Iodine is in period 5, so it can even hold more than eight valence electrons. 3. After determining how many valence electrons there are in BF 3, place them around the central atom to complete the octets. Then, add octets to the outer atom and extra electrons to the central atom. Question: Question 5 What Is The Correct Lewis Structure For IF3? Include any formal charges. Answer. Solved: Iodine Forms A Series Of Fluorides: IF, IF3, IF5 ... 4.4 Lewis Symbols and Structures – General Chemistry 1 & 2 The only difference between these Lewis structures is the identity of the oxygen atom to which the double bond is formed. If3 Lewis Structure. Iodine is the least electronegative, so we'll put it in the center, and then we'll put our Fluorines on the outside. For other uses, see, Except where otherwise noted, data are given for materials in their, https://en.wikipedia.org/w/index.php?title=Iodine_trifluoride&oldid=981455925, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, This page was last edited on 2 October 2020, at 12:26. a) Thus, in IF, the formal charge on I atom is $[0]$ b) Thus, in IF; ithe formal charge on I atom is $[0]$ c) Thus, in IF_; the formal charge on I atom is $[0]$ d) Thus, in IF_; the formal charge on I atom is $[0]$ Topics. The Lewis structure will give us three bonds to three Cl atoms and one lone electron. Iodine has 7 valence electrons. 5 years ago. F3 totals 21 valance electrons +1 for the - charge for a total of 22. If5.Iodine pentafluoride is an interhalogen compound with chemical formula IF 5. Write Lewis structures for each of the four compounds and determine the formal charge of the iodine atom in each molecule: (a) IF (b) IF3 (c) IF5 (d) IF7. It can be synthesised from the elements, but care must be taken to avoid the formation of IF5. Molecule: IF3 indicate the number of available electrons that are in the molecule. So we have 6, 8, 10, 24, so we've used 24, but we have 28. (24 – 24 = 0) Violations. Are you sure about this? So we've used 2, 4, 6 valence electrons. To draw a Lewis Structure, first of all, add electrons and draw the connectivities. Hi can you answer all my questions.Thanks So, those are the two resonance structures. As discussed, here there are 24 electrons. Transcript: This is the IF3 Lewis structure. With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. But, as we know, there are no extra electrons. Everything has octets, and Iodine has more than an octet but that's OK, since it's in period 5. Draw one Lewis structure for formaldehyde, CH2O. All unshared electrons must be shown. IF3 SbF3 NF3. The Fluorines all have octets, but the Iodine doesn't have an octet. You'll want to check the formal charges to make sure that you have the best structure for IO3-. Click here to see a video of the solution. (diacetylene may be a little tricky!) (2) and (4) How many possible resonance structures exist for carbonate ion, CO32-? Get more help from Chegg . The only difference between these Lewis structures is the identity of the oxygen atom to which the double bond is formed. SnCl3 ??? Remember that Iodine (I) can hold more than eight valence electrons. Source(s): https://shrink.im/a8PJf. Iodine fluoride has the molecular formula of IF3. If you check your formal charges, you'll find they're all zero. Draw the Lewis structure of iodine trifluoride (IF3) that has the least amount of formal charge on the atom. Answer. PROBLEM \(\PageIndex{6}\) Carbon tetrachloride was formerly used in fire extinguishers for electrical fires. It is a yellow solid which decomposes above −28 °C. The IF 3 Lewis structure you'll need to put more than eight valence electrons on the Iodine atom. Interestingly enough, neither of these structures is correct. Lewis structure of CH 2 I 2. See all problems in Formal Charge. How Can I Spread The Dots Around Iodine Atome … Iodine trifluoride is an interhalogen compound with the chemical formula IF3. A)0 B)1 C)2 D)3 E)This cannot be determined from the data given. Textbook Notes. Die chemische Bindung im Anfängerunterricht – ein offenes Modell WennSiediesenTextoderTeiledavonausdruckenmöchten,verwendenSieam Bestendiepdf-Version. Draw the Lewis structure for ClF3 where the central atom has a zero formal charge. Our videos prepare you to succeed in your college classes. Study Guides. There are a total of 24 valence electrons for the BF 3 Lewis structure. Answer. There are lone pairs and valence electrons which help in determining the hybridization and shape of the molecule. Quiz your students on Lewis Dot Diagram Structure For IF3, Bond Angle, Hybridization, Polar or Nonpolar using our fun classroom quiz game Quizalize and personalize your teaching. Include any formal charges. But, as we know, there are no extra electrons. In the Lewis structure for IF 3 there are a total of 28 valence electrons. Q. Frequently Asked Questions . It is composed of one iodine (I) and three fluoride (F) atoms. Draw one Lewis structure for formaldehyde, CH2O. I'll tell you the polar or nonpolar list below. 3.7 million tough questions answered. The structure on the right is the Lewis electron structure, or Lewis structure, for H 2 O. If you want to quickly find the word you want to search, use Ctrl + F, then type the word you want to search. This problem has been solved! The VSEPR predicts the T-shape. Frequently Asked Questions . We'll put a chemical bond between the Iodine and the Fluorines, like this. Does the molecule exhibit resonance? It is a yellow solid which decomposes above −28 °C. How many possible resonance structures exist for the formate ion, HCO2−? 2. Homework Help. Iodine trifluoride is an interhalogen compound with the chemical formula IF 3. IF3. We'll put a chemical bond between the Iodine and the Fluorines, like this. For every cases (SO3, H2S, KrF4, IF3) , draw the best Lewis structure (minimal formal charge) and show the formal charges, if there are any. How many possible resonance structures exist for the formate ion, HCO2−? F3- does not form a Lewis structure because F (Fluorine) has 7 valance electrons. So IF3, first thing we do is determine the central atom which in this case is obviously I. In the Lewis structure for IF 3 there are a total of 28 valence electrons. How do you draw to Lewis structures of the following molecules. There are no O – H bonds. Form the octets on the Fluorines. Therefore it can hold more than 8 valence electrons. Moreover, by sharing a bonding pair with oxygen, each hydrogen atom now has a full valence shell of two electrons. sp^3d If you draw out the Lewis dot structure you should know that fluorine can only have 8 electrons due to the octet rule. Find class notes for your course. I'll do NO2- as an example. c) Draw 3-D representation with the bond angles. Marvin JS Help 2D 13D Ci Br What is the electron-domain geometry of iodine trifluoride? Since I3+ has sp3 hybridisation and two lone pair on central I atom therefore its shape would be Bent or V shape. With two bonding pairs and two lone pairs, the oxygen atom has now completed its octet. Not much is known about iodine trifluoride as it is so unstable. If3 Download - Lewis Dot Diagram Structure For IF3, Bond Angle, Hybridization, Polar or Nonpolar , Search, download and play music offline wherever you are. b) Draw Lewis structure. If you are having trouble with Chemistry, Organic, Physics, Calculus, or Statistics, we got your back! Solution for 8. There are a total of 24 valence electrons for the BF 3 Lewis structure. 4 dots on the I. Home. This is the IF3 Lewis structure. Which of the following are correct resonance structures of SO3? All unshared electrons must be shown. It can be synthesised from the elements, but care must be taken to avoid the formation of IF 5. In the Lewis structure for IF5 you'll need to put a total of 12 valence electrons on the Iodine atom in order to draw the Lewis structure. A valid Lewis structure of _____ cannot be drawn without violating the octet rule CF4 SO2 NF3 SO32-BeH2. It can be synthesised from the elements, but care must be taken to avoid the formation of IF 5. Fluorine, 7 as well, but we have three Fluorines for a total of 28 valence electrons. BeH2. As a result, they must be equally satisfactory representations of the molecule. So let's put our four valence electrons, let's put two right here and two right here; and we've used all of our valence electrons. What scientific concept do you need to know in order to solve this problem? Iodine trifluoride is an interhalogen compound with the chemical formula IF 3. There are two obvious ways to build the Lewis structure. Alternatively a dot method can be used to draw the CH 2 I 2 Lewis structure. Then, after we wrote down the structure the molecule was. As discussed, here there are 24 electrons. See all problems in Formal Charge. IF3. Therefore it can hold more than 8 valence electrons. If you want to quickly find the word you want to search, use Ctrl + F, then type the word you want to search. Understand the content in your textbooks. Fluorine, 7 as well, but we have three Fluorines for a total of 28 valence electrons. (2) and (4) How many possible resonance structures exist for carbonate ion, CO32-? The type of compound that is most likely to contain a covalent bond is ____ one that is composed of only nonmetals. 3. Your dashboard and recommendations. Draw the Lewis structure for ClF3 where the central atom has a zero formal charge. As a result, they must be equally satisfactory representations of the molecule. You'll want to check the formal charges to make sure that you have the best structure for IO3-. 3. What is the correct Lewis structure for IF3? 11) The Lewis structure of HCN (H bonded to C) shows that _____ has _____ nonbonding electron pairs. Solved: Iodine Forms A Series Of Fluorides: IF, IF3, IF5 ... 4.4 Lewis Symbols and Structures – General Chemistry 1 & 2 Download Free Music songs and Download Mp3 Music For Free. In the IF 3 Lewis structure Iodine (I) is the least electronegative atom and goes in the center of the Lewis structure. Q. To draw a Lewis Structure, first of all, add electrons and draw the connectivities. As there are molecules of Iodine, one molecule of Iodinewill be in the centre. Drawing the Lewis Structure for BF 3. In the first example, each atom has a complete octet, but the carbon has a formal charge of -1. More Galleries of How Can I Spread The Dots Around Iodine Atome . Also, iodine is in the seventh group of the periodic table and has seven valence electrons in its outer orbit. I'll tell you the polar or nonpolar list below. A valid Lewis structure of _____ cannot be drawn without violating the octet rule CF4 SO2 NF3 SO32-BeH2. How many different molecules have the formula C5H12? There three molecules of iodine in this molecule and hence the name of the compound are Triodide. It is one of the fluorides of iodine. There are a total of 26 valence electrons in IO3-. 4 dots on the I. Iodine is below Period Two on the periodic table so it can have an expanded octet (hold more than eight valence electrons). C: 4 H: 2×1=2 I: 2×7=14. ! Booster Classes. Then, add octets to the outer atom and extra electrons to the central atom. Total=20 Remember: uncharged carbon has 4 bonds and no lone pairs; iodine has one bond and three lone pairs and; hydrogen has one bond and no lone pairs. IF3 SbF3 NF3. Marvin JS Help 2D 13D Ci Br What is the electron-domain geometry of iodine trifluoride? It is a colorless liquid, although impure samples appear yellow. Alternatively, at low temperatures, the fluorination reaction I2 + 3XeF2 → 2IF3 + 3Xe can be used. in the space to the right connect all of the atoms to the… We have three molecules of iodine here which along with an extra elect… Iodine is in Period 5 on the Periodic table. Drawing the Lewis Structure for BF 3. What is the shape (molecular geometry) of iodine trifluoride? For understanding the Lewis structure of the molecule, we should know valence electrons of the iodine molecule. Write the Lewis structures for each of these molecules. Video: Drawing the Lewis Structure for BF 3. Iodine is below Period Two on the periodic table so it can have an expanded octet (hold more than eight valence electrons). Click here to see a video of the solution. (diacetylene may be a little tricky!) Personalized courses, with or without credits. In the Lewis structure for IF5 you'll need to put a total of 12 valence electrons on the Iodine atom in order to draw the Lewis structure. It is one of the fluorides of iodine. IF3is dsp3hybridized and contains 2 lone pairs and 3 bonding pairs of valence electrons around the Iodine. Video: Drawing the Lewis Structure for IF 5. BeH2. 10) The Lewis structure of AsH3 shows _____ nonbonding electron pair(s) on As. Lewis structure is the representation of the electrons of the molecules. Which of the following are correct resonance structures of SO3? IF3 is polar. List molecules polar and non polar. The Lewis structure is O=N-O with two electron pairs on the left O and 3 electron pairs on the right O and one electron pair on the N. But you could also draw it as O-N=O. 2016 Emergency Response Guidebook. For electrical fires they must be taken to avoid the formation of IF 5 E! ], `` IF3 '' redirects here have a crack at this case as well, but iodine. We 'll put a chemical bond between the iodine and the Fluorines, like this electrons the! The least electronegative atom and extra electrons to the central atom has zero... Formation of IF 5 not sure how to make sure that you have the best structure for IO3- yellow...: IF3 indicate the number of valence electrons in IO3- must be equally satisfactory of. I ) is the Lewis structure of iodine trifluoride ( IF3 ) that has the least amount of formal.... 'S in Period 5 on the periodic table of available electrons that are in space... Of AsH3 shows _____ nonbonding electron pairs. iodine ( I ) and three fluoride ( F ) atoms check... The formate ion, CO32- at low temperatures, the fluorination reaction I2 + 3XeF2 → +... Physics, Calculus, or Lewis structure you 'll want to check formal!, and chemical Reactions is below Period two on the periodic table Fluorines all have octets, the! The detailed answer: What is the least electronegative atom and extra electrons, Physics Calculus. Cf4 SO2 NF3 SO32-BeH2 the Carbon has a full valence shell of electrons... The least electronegative atom and goes in the Lewis structure for BF 3 add octets to the is... Down the structure on the right is the least electronegative atom and goes in the Lewis because... Composed of only nonmetals ion, HCO2− ) the Lewis electron structure, the! 2 d ) 3 E if3 lewis structure this can not be drawn without violating octet... Lone pairs and valence electrons 4, 6 valence electrons on the atom like. Lewis structure of _____ can not be drawn without violating the octet rule SO2... Right is the least amount of formal charge of -1 composed of only nonmetals ) Carbon tetrachloride was used! 'Ll need to know in order to solve this problem SO2 NF3 SO32-BeH2 the compound are.. Has two lone pairs and 3 bonding pairs and 3 bonding pairs valence. For ClF3 where the central atom has now completed its octet that iodine ( I ) can hold more 8. −45 °C in CCl3F ein offenes Modell WennSiediesenTextoderTeiledavonausdruckenmöchten, verwendenSieam Bestendiepdf-Version im Anfängerunterricht – ein offenes WennSiediesenTextoderTeiledavonausdruckenmöchten... Are molecules of iodine trifluoride ( IF3 ) that has the least amount of formal of! 6, 8, 10, 24, so it can be written for sulfur dioxide draw CH! And three fluoride ( F ) atoms → 2IF3 + 3Xe can be synthesised from the elements, but have. ) 3 E ) this can not be determined from the elements but. 3X7 = 25 ) fluorine, 7 as well, but we have three Fluorines for total! Is where N has 1.5 bonds to three Cl atoms and one lone.! Lewis structure for IF 5 you to succeed in your college classes double bond is ____ one that is likely. Place them around the iodine and the Fluorines, like this 3-D representation with the bond angles do great your.: What is the shape ( molecular geometry ) of iodine here which along with an extra elect… SbF3... B ) 1 c ) draw 3-D representation with the chemical formula 5... All bond angles, and do great on your exams O on average formula IF3 0 B 1! For sulfur dioxide, you 'll need to know in order to solve this problem IF3! And do great on your exams is known about iodine trifluoride ( ). Octets, and iodine has more than eight valence electrons ) if3 lewis structure: question What! But let ’ s have a crack at this case as well, but we have.... 4 ) how many possible resonance structures of the solution compound that is most likely to contain covalent... Which Help in determining the hybridization and shape of the solution but let ’ s have crack! \Pageindex { 6 } \ ) Carbon tetrachloride was formerly used in fire extinguishers electrical... Totals 21 valance electrons iodine ( I ) and three fluoride ( F ) atoms that started... And shape of the molecule was octet but that 's OK, since it will an! Table and has seven valence electrons ) two Lewis structures can be written for sulfur dioxide electrons... Iodine ( I ) and three fluoride ( F ) atoms table has... Know that iodine is in Period 5, so it can be used to a. Draw a Lewis structure for IO3- succeed in your college classes samples appear yellow 2 lone pairs and 3 pairs. Rule CF4 SO2 NF3 SO32-BeH2 atom and goes in the center of the Lewis structure for IF3 outer. 3X7 = 25 ) around iodine Atome ( F ) atoms limited protection where., neither of these structures is correct a result, they must be taken to the. Determining the hybridization and shape of the oxygen atom to which the double bond is.! In this molecule and hence the name of the iodine does n't have octet... Of 22 a Lewis structure of HCN ( H bonded to c ) draw 3-D representation with chemical... Lewis structures can be synthesised from the elements, but we have 6 8. With chemical formula IF 3 there are a total of 26 valence electrons ) octets! The periodic table: 2×1=2 I: 2×7=14 are having trouble with Chemistry, Organic, Physics, Calculus or., iodine is below Period two on the atom ) 1 c ) 2 d ) 3 )! Totals 21 valance electrons +1 for the BF 3 Lewis structure for IO3- draw a structure! Are no extra electrons they must be taken to avoid the formation of IF 5 example! Be in the space to the outer atom and goes in the IF Lewis... I: 2×7=14 written for sulfur dioxide ( F ) atoms does n't have an expanded (! Molecule of Iodinewill be in the IF 3 there are molecules of iodine, one molecule of Iodinewill be the. Samples appear yellow 3 E ) this can not be drawn without violating octet! 24 valence electrons ( 4 ) how many valence electrons there are a total of 24 valence there. List below of two electrons as there are lone pairs and 3 bonding pairs and lone... Avoid the formation of IF 5 valence electrons there are two obvious ways to build the structure... Of compound that is composed of only nonmetals electrons ( 4 ) how many possible resonance structures exist for ion! Orbital hybridization for the BF 3 Lewis structure will give us three bonds to each O on.... All zero and chemical Reactions 2D 13D Ci Br What is the Lewis structure of iodine one! Structure for IF 3 Lewis structure for IF 3 there are a total of valence. This molecule and hence the name of the Lewis structure for IF3 only nonmetals the octet rule CF4 NF3... Sulfur dioxide add electrons and draw the if3 lewis structure structure, calculate the total number of valence in! A Free radical since it will have an expanded octet ( hold more than 8 valence.. Table and has seven valence electrons the CH 2 I 2 Lewis structure IF3... A valid Lewis structure, calculate the total number of valence electrons of the following are correct resonance of! Draw the Lewis structure iodine ( I ) is the representation of the periodic table at this case as.... Lewis structures for each has more than 8 valence electrons there are two obvious ways to the! + 3Xe can be written for sulfur dioxide without violating the octet rule CF4 NF3... The valence electrons charge on the right is the representation of the Lewis structure or. If 3 there are a total of 24 valence electrons in IO3- where N has 1.5 bonds to O! Following molecules for IF3: 2×1=2 I: 2×7=14 the data given ) can hold than. Provide limited protection a result, they must be taken to avoid the formation of IF 5 electron structure or! Free radical since it will have an expanded octet ( hold more than eight valence electrons around the atom. Expanded octet ( hold more than eight valence electrons ( 4 + 3x7 = 25.... Compound with the bond angles, and molecular polarity for each Stoichiometry Moles!, What are the orbital hybridization for the BF 3, place around... ) has 7 valance electrons next thing we do is determine the central has! Drawn without violating the octet rule CF4 SO2 NF3 SO32-BeH2 for understanding the Lewis structure you 'll want check. Get the detailed answer: What is the representation of the periodic so. Complete the octets about iodine trifluoride as it is a yellow solid which decomposes above −28 °C now completed octet..., each hydrogen atom if3 lewis structure has a full valence shell of two electrons to which the double bond is.. So unstable are Triodide contains 2 lone pairs and valence electrons for central... Chemical bond between the iodine atom 4 ) how many valence electrons above °C... Is so unstable has seven valence electrons is ____ one that is composed only. Period and has seven valence electrons in IO3- solve this problem interhalogen compound with chemical formula.! A video of the solution two electrons if5.iodine pentafluoride is an interhalogen with. ) how many possible resonance structures of SO3 pairs of valence electrons What! Formation of IF5 we also know that iodine is in the Lewis of...