Question

In $HONO$

No. of free lone pairs on one O atom in the above-given compound are:

Answer 1

In $HONO$

No. of free lone pairs on $O$ atom in the above-given compound are $2$.

$O$ has $6$ valence electrons out of which $2$ are utilized in forming $2$ covalent bonds. The remaining $4$ electrons are present as $2$ lone pairs.

So, the correct answer is 2