Chemistry Practice Problems Resonance Structures Practice Problems Solution: Draw four possible Lewis structures of the molecul...

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Solution: Draw four possible Lewis structures of the molecule xenon trioxide, XeO 3, one each with zero, one, two, or three Xe−O double bonds. Include all lone pairs of electrons. Show the formal charges of all atoms in the structures.     Do any of these resonance structures satisfy the octet rule for every atom in the molecule?A. Yes, the structure with two double bonds obeys the octet rule for all atoms.B. Yes, the structure with no double bonds obeys the octet rule for all atoms.C. Yes, the structure with three double bonds obeys the octet rule for all atoms.D. Yes, the structure with one double bonds obeys the octet rule for all atoms. Do any of the four Lewis structures have multiple resonance structures? Check all that apply.A. The structure with one double bond.B. The structure with no double bonds.C. The structure with three double bond.D. The structure with two double bonds Which of the Lewis structures for XeO 3 yields the most favorable formal charges for the molecule?A. The structure with 1 double bonds minimizes formal charges on all atoms.B. The structure with 3 double bonds minimizes formal charges on all atoms.C. The structure with no double bonds minimizes formal charges on all atoms.D. The structure with 2 double bonds minimizes formal charges on all atoms.

Problem

Draw four possible Lewis structures of the molecule xenon trioxide, XeO 3, one each with zero, one, two, or three Xe−O double bonds. Include all lone pairs of electrons. Show the formal charges of all atoms in the structures. 

 

 

 

 

Do any of these resonance structures satisfy the octet rule for every atom in the molecule?

A. Yes, the structure with two double bonds obeys the octet rule for all atoms.

B. Yes, the structure with no double bonds obeys the octet rule for all atoms.

C. Yes, the structure with three double bonds obeys the octet rule for all atoms.

D. Yes, the structure with one double bonds obeys the octet rule for all atoms.

 

Do any of the four Lewis structures have multiple resonance structures? Check all that apply.

A. The structure with one double bond.

B. The structure with no double bonds.

C. The structure with three double bond.

D. The structure with two double bonds

 

Which of the Lewis structures for XeO 3 yields the most favorable formal charges for the molecule?

A. The structure with 1 double bonds minimizes formal charges on all atoms.

B. The structure with 3 double bonds minimizes formal charges on all atoms.

C. The structure with no double bonds minimizes formal charges on all atoms.

D. The structure with 2 double bonds minimizes formal charges on all atoms.