Question

The maximum number of hydrogen atoms that lies in same plane in case of $B_2{H}_6$ are ____

• A. $4$
• B. $5$
• C. $1$
• D. $2$

Answer 1

The correct option is A $4$


Four hydrogen atoms, two on the left and two on the right i.e. terminal hydrogens and two boron atoms lies in the same plane.

So, the maximum number of hydrogen atoms that lies in the same plane are $4$.