Orbital that is used by oxygen atom to form sigma bond with other oxygen atom in $O_2$ molecule is :

1. Pure p-orbital.

2. $s{p}^2-hybrid<mspace\; width="1em"></mspace>orbital$.

3. $s{p}^3$-hybrid orbital.

4. sp-hybrid orbital.

The geometry and the dipole moment of ${\mathrm{H}}_2\mathrm{S}$ is:

Match the oxide given in Column I with its property given in Column II:

Which of the following options is correct?

Which of the following is a paramagnetic compound?

1. ${\mathrm{N}}_2$

2. ${\mathrm{H}}_2$

3. ${\mathrm{Li}}_2$

4. ${\mathrm{O}}_2$

Arrange the following species in increasing order of their dipole moments:
NH₃,NF₃,BF₃,H₂O
 

1. $N{H}_3<B{F}_3<N{F}_3<H_{2}O$

2. $B{F}_3<N{F}_3<N{H}_3<H_{2}O$

3. $B{F}_3<N{H}_3<N{F}_3<H_{2}O$

4. $H_{2}O<N{F}_3<N{H}_3<B{F}_3$

The number of hydrogen bonded water molecules(s) associated with \(\mathrm{C u S O_{4} . 5 H_{2} O}\) is:

Which of the following atomic orbitals would have the greatest overlap to form the strongest covalent bond?

 The 'S' atom among the following that does not have \(\mathrm{sp}^3\) hybridization is

 A bent T-shape molecule among the following is:

1. \(\mathrm{ICl}^-_4\)
2. \(\mathrm{PCl}_3\)
3. \(\mathrm{BrF}_3\)
4. \(\mathrm{I}^-_3\)

Which of the following species deviates from the octet rule?

1. $C{O}_3^{2-}$

2. $H_{2}S{O}_3$

3. $PC{l}_3$

4. $O_3$