If you know any of question please help thanks 8 The number

If you know any of question please help, thanks.

8. The number of double bonds in a molecule of SO2 is:

a) 0
b) 1

c) 2

d) 3

e) 4

9. The number of resonance structures (not involving d orbitals) required to correctly describe the bonding in the linear ion N−3 is:
a) 2

b) 3

c) 4

d) 5

e) 6
10. If the hybridization of the central sulfur is sp3, the formal charge on the central sulfur atom in OSCl2 is:
a) -2

b) -1

c) 0
d) +1

e) +2

11. The average sulfur-oxygen bond order in SO2 is:

a) 1.0
b) 1.3

c) 1.5

d) 1.7

e) 2.0

18. The formal charge on the carbon atom in CO2 is:

a) +4
b) +2

c) +0
d) -2

e) -4

Solution

a) 2

b)

c) +1

d)2

e)c