Please give answer???
Dear Student
The element mentioned in the question is Phosphorous(as total electrons aer 15).
We know phosphorous shows -3 with metals.
Hence compound formed is
So Option 3 is correct
Regards
The element mentioned in the question is Phosphorous(as total electrons aer 15).
We know phosphorous shows -3 with metals.
Hence compound formed is
So Option 3 is correct
Regards