Question

In which of the following molecules the central atom does not follow the octet rule ?

• A. $CO_2$
• B. $BF_3$
• C. $H_2O$
• D. $H_2S$

Answer 1

Answer: (B)

$BF_3$

Answer 2

In $BF_3$ the central atom (boron) has six electrons
in the valence shell