Chemical Bondin...

For the species $$NO,NO^{+}, NO^{2+}$$ and $$NO^{-}$$ the correct under of bond length is 

In which pair, the stronger bond found in the first species
a)$$
O_{2}^{-}, O_{2}
 $$ b) $$
\mathbf{N}_{2} \cdot \mathbf{N}_{2}^{+}
 $$ c) $$
\mathrm{NO}^{+}, \mathrm{NO}^{-}
 $$

Which of the following species is non polar?

Which of the following have largest dipole moment ?

Which of the following has the highest value of dipole moment?

Which of the following compounds will show highest dipole moment 

Find the total number of sigma bonds in $$H_nP_nO_{3n}$$ where n > 2.

Which of the following compounds will show highest dipole moment 

The dipole moment of the ammonia molecule is $$1.48D$$. The length of the dipole is 

The increasing order of dipole moment is