Molecular Orbitals of Nitrogen

Q.

The number of $\pi$ bonds in a nitrogen atom is

1. 3

2. 1

3. 2

4. 4

Q.

Which one of the following orbital is filled first in case of $N_2$?

1. 

2. 

3. 

4. 

Q.

Which one of the following orbital is filled first in case of $N_2$?

1. $\pi 2p_y$

2. $\sigma 2p_z$

3. ${\sigma }^{\ast }2p_z$

4. ${\pi }^{\ast }2p_x$