The decreasing order of ionic character of the N-H, F-H, C-H, and O-H, is :
1. | N-H > F-H > C-H > O-H |
2. | F-H > N-H > C-H > O-H |
3. | O-H > C-H > F-H > N-H |
4. | F-H > O-H > N-H > C-H |
The correct relationship for the bond angle of water and dimethyl ether is:
1. | Water > dimethyl ether | 2. | Dimethyl ether > Water |
3. | Dimethyl ether = Water | 4. | Can not be determined. |
Match the compounds of Xe in column I with the molecular structure in column II.
Column-I | Column-II |
(a) | (i) Square planar |
(b) | (ii) Linear |
(c) | (iii) Square pyramidal |
(d) | (iv) Pyramidal |
(a) | (b) | (c) | (d) | |
1. | (ii) | (i) | (iii) | (iv) |
2. | (ii) | (iv) | (iii) | (i) |
3. | (ii) | (iii) | (i) | (iv) |
4. | (ii) | (i) | (iv) | (iii) |
The number of sigma () and pi () bonds in pent-2-en-4-yne is:
1. 13 bonds and no bond.
2. 10 bonds and 3 bonds.
3. 8 bonds and 5 bonds.
4. 11 bonds and 2 bonds.
The correct increasing order of the polarizing power of the cationic species is:
1.
2.
3.
4.
Which among the following does not contain a set of isoelectronic species?
1.
2.
3.
4.
The hybridization of orbitals of N atom in are respectively:
1.
2.
3.
4.
Non-Zero dipole moment is shown by :
1.
2. p-Dichlorobenzene
3. Carbontetrachloride
4. Water.
The correct order of the boiling points of \(\mathrm{H}_2 \mathrm{O}, \mathrm{HF}, \text{ and} \ \mathrm{NH}_3\) is:
1. HF > H2O > NH3
2. H2O > HF > NH3
3. NH3 > HF > H2O
4. NH3 > H2O > HF