- 1(current)
Q. No.Which one of the following statements is true about the structure of \(\mathrm{CO^{2-}_3}\) ion?
| 1. | It can be explained by considering sp3 hybridization. |
| 2. | Out of the three C–O bonds, two are longer and one is shorter. |
| 3. | It has three sigma and three \(\pi\)-bonds. |
| 4. | All three C–O bonds are equal in length with a bond order in between 1 and 2. |
Subtopic: Resonance & Nature of Compounds |
54%
Level 3: 35%-60%
NEET - 2022
Hints
The incorrect statements among the following are-
| (a) | NaCl being an ionic compound is a good conductor of electricity in the solid-state |
| (b) | In canonical structure, there is a difference in the arrangement of atoms |
| (c) | Hybrid orbitals form stronger bonds than pure orbitals |
| (d) | VSEPR theory can explain the square planar geometry of XeF4 |
| 1. | (a) and (b) only | 2. | (b) and (c) only |
| 3. | (c) and (d) only | 4. | (b) and (d) only |
Subtopic: Resonance & Nature of Compounds | V.S.E.P.R & V.B.T |
70%
Level 2: 60%+
Hints
Which molecule among the following does not exhibit resonance?
1. \(\mathrm{C_6 H_6}\)
2. \(\mathrm{CO_2}\)
3. \(\mathrm{CO_3^{2-}}\)
4. \(\mathrm{SiO_2}\)
1. \(\mathrm{C_6 H_6}\)
2. \(\mathrm{CO_2}\)
3. \(\mathrm{CO_3^{2-}}\)
4. \(\mathrm{SiO_2}\)
Subtopic: Resonance & Nature of Compounds |
57%
Level 3: 35%-60%
Hints
Match List-I with List-II and mark the appropriate option.
| List-I (Types of bond) |
List-II (Molecules) |
||
| A. | Ionic | I. | NH3.BF3 |
| B. | Covalent | II. | HCl |
| C. | Hydrogen bond | III. | LiF |
| D. | Coordinate bond | IV. | HF |
| A | B | C | D | |
| 1 | II | III | IV | I |
| 2 | III | II | I | IV |
| 3 | III | II | IV | I |
| 4 | II | III | I | IV |
Subtopic: van der Waal Force & Hydrogen Bonding | Resonance & Nature of Compounds |
62%
Level 2: 60%+
Hints
- 1(current)
Q. No.
© 2025 GoodEd Technologies Pvt. Ltd.