Part A) Draw the following lewis structures and give the formal charges for the atoms as well as the number of valence electrons I2 Part B)According to VSEPR theory, why are bonds and lone pairs spaced as far apart as possible? Part C)Why can we ignore the disposition of the lone pairs on terminal atoms?

Draw the Lewis Structure of CH3OCH3 Molecular Geometry? Ideal Bond Angles? Are there Polar Bonds Present (Indicate on Lewis do structure Is there an Overall Dipole? Octet rule violator and how?

Consider the following ion: BrO3¯. a) Show the full electron configuration for Br. b) Draw the most correct Lewis structure for BrO3¯ and briefly explain why your Lewis structure is correct. c) If the structure is stabilised by resonance, draw at least one of the possible resonance forms. If it is not stabilised by resonance, briefly explain why. d) What is the electronic geometry of BrO3-? What is its molecular shape? e) Does BrO3 have a dipole moment? Briefly justify your answer. f) On average, would you expect IO3¯ to have longer or shorter bonds than BrO3¯? Briefly explain your answer. g) Which of the following molecules would you expect to have the lowest vapour pressure? Briefly explain your choice. Br HO HO. Br- Compound A Compound B Compound C h) What is the molecular formula for Compound C? What is the empirical formula for Compound C?

Draw a Lewis structure for the molecular formula: SnI3– This molecule only contains tin and iodine atoms.  Only one atom in this molecule should have a nonzero formal charge.  Has to show this nonzero formal charge in your Lewis structure. What is the geometry of the electron groups around iodine?

ELECTRONIC STRUCTURE AND CHEMICAL BONDING Predicting deviations from ideal bond angles Consider the bromate (BrO3) anion. What is the central atom? Enter its emical symbol. How many lone pairs are around the central atom? What is the ideal angle between the bromine-oxygen bonds? Compared to the ideal angle, you would expect the actual angle between the bromine-oxygen bonds to be ... 0 口。 (choose one)

Complete the Lewis structures for COCl₂ and SOCI₂ using the skeletal structure shown below, being sure to follow the procedure for minimizing the sum of the absolute values for the formal charges, where the octet rule need not be followed. Based on the complete structures, which statement below is true? [a_i_d] Cl—N—C Cl-Br Cl Hint: Consider the potential for multiple bonds on the molecules and be sure to account for all valence electrons. O The NOCI₂ exhibits both residual formal charges and resonance hybrids, while the BrOCI₂+ exhibits formal charges but no resonance hybrids. O No answer text provided. The NOC₂ exhibits both formal charges and resonance hybrids, while the BrOCl₂ exhibits resonance hybrids but no formal charges. O At least one atom in each molecule exhibits formal charges, and the molecules have no resonance hybrids. O The BroCl₂ exhibits both formal charges and resonance hybrids, while the POCI₂ exhibits resonance hybrids but no formal charges. O The NOCI₂ exhibits…

Predicting deviations from ideal bond angles Consider the carbonate (co-). anion. What is the central atom? Enter its chemical symbol. How many lone pairs are around the central atom? What is the ideal angle between the carbon-oxygen bonds? Compared to the ideal angle, you would expect the actual angle between the carbon-oxygen bonds to be ... 0 口。 (choose one) (choose one) about the same bigger smaller

Choose the best Lewis structure for OCN. (It will help to work out the missing formal charges for the atoms in these different structures) [Image description: Lewis structure A has a C atom singly bound to a O atom and a N atom. There are three electron pairs on O and three electron pairs on N. Lewis structure B has a C atom singly bound to a O atom and triply bound to a N atom. There are three electron pairs on O and one electron pair on N. Lewis structure C has a C atom triply bound to a O atom and singly bound to a N atom. There is one electron pair on O and three electron pairs on N. Lewis structure D has a C atom doubly bound to a O atom and a N atom. There are two electron pairs on O and two electron pairs on N.] :0-c-N: :0-c=N: :0=C-N: o=c=N: A B Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a b В C C d D