Question

Identify the set of molecules whose central atom does NOT obey the octet rule

• A. $\mathrm{CO}{}_2,\mathrm{SCI}{}_2,\mathrm{PF}{}_5$
• B. $\mathrm{PF}{}_5,\mathrm{H}{}_2\mathrm{SO}{}_4,\mathrm{SF}{}_6$
• C. $\mathrm{PF}{}_5,\mathrm{SF}{}_6,\mathrm{SCl}{}_2$
• D. $\mathrm{H}{}_2\mathrm{SO}{}_4,\mathrm{CO}{}_2,\mathrm{SCl}{}_2$

Answer 1

Answer: (B)

Correct answer is (b) $\mathrm{PF}{}_5,\mathrm{H}{}_2\mathrm{SO}{}_4,\mathrm{SF}{}_6$