The Lewis structure of shows that the central phosphorus atom has __________ nonbonding and __________ bonding electron pairs.

Is the answer 1, 3
Is it 1 because it asked for PAIRS- so there are two electrons not bonded- so one pair?

5 answers

You omitted the chemical about which you are asking.
Phosphorous
The compound is phosphorus WHAT? Or do you want phosphorus, as in P4?

The Lewis structure of WHAT shows that the central phosphorus atom has __________ nonbonding and __________ bonding electron pairs.
Sorry. PF3
See the link above at your repost.