Question

Which of the following molecule(s) obey the octet rule?
(i) ${\left[B{F}_4\right]}^{-}$
(ii) ${\left[AlC{l}_4\right]}^{-}$
(iii) $S{O}_2$,
(iv) $CC{l}_4$

• A. (i), (ii), (iii), (iv)
• B. (ii), (iii), (iv)
• C. (i), (iii), (iv)
• D. (i), (ii), (iv)

Answer 1

Answer: (D)

Total no. of valence electron around sulphur in $S{O}_2$ is $10$, while in case of other molecules total no. of $8$ electrons are present in each.