okay the question goes deduce the hybrid oribitals used by nitrogen atoms in the following species,

1)NH3

2)H2N-NH2

3)NO3-

4)HCN

5)N2

6)N2

7)NNO

I KNOW I HAVE TO FIGURE OUT HOW MANY BOND PAIRS THERE ARE BUT HOW DO I DO THAT? I AM REALLY CONFUSED ON UNDERSTANDING THIS, I DONT UNDERSTAND ANY PART, PLEASE COULD SOMEONE EXPLAIN IT PART BY PART. I LOOKED IN MY TEXT BOOK, BUT IT MAKSE NO SENSE.