- 1(current)
Q. No.Choose the incorrect statement among the following regarding noble gases:
| 1. | Noble gases have weak dispersion forces. |
| 2. | Noble gases have large positive values of electron gain enthalpy. |
| 3. | Noble gases are sparingly soluble in water. |
| 4. | Noble gases have very high melting and boiling points. |
Subtopic: Â Group 18 - Preparation, Properties & Uses |
 61%
Level 2: 60%+
NEET - 2021
Hints
Match the Xenon compounds in Column-I with their structure in Column-II and assign the correct code:
| Column-I | Column-II | ||
| (a) | XeF4 | (i) | Pyramidal |
| (b) | XeF6 | (ii) | Square planar |
| (c) | XeOF4 | (iii) | Distorted octahedral |
| (d) | XeO3 | (iv) | Square pyramidal |
Code:
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (i) | (ii) | (iii) | (iv) |
| 3. | (ii) | (iii) | (iv) | (i) |
| 4. | (ii) | (iii) | (i) | (iv) |
Subtopic: Â Group 18 - Preparation, Properties & Uses |
 82%
Level 1: 80%+
NEET - 2019
Hints
Match the compounds given in Column-I with the hybridisation and shape given in Column-II and mark the correct option.
| Column-I | Column-II | ||
| A. | XeF6 | 1. | Distorted octahedral |
| B. | XeO3 | 2. | Square planar |
| C. | XeOF4 | 3. | Pyramidal |
| D. | XeF4 | 4. | Square pyramidal |
Codes
| A | B | C | D | |
| 1. | 1 | 2 | 4 | 3 |
| 2. | 4 | 3 | 1 | 2 |
| 3. | 4 | 1 | 2 | 3 |
| 4. | 1 | 3 | 4 | 2 |
Subtopic: Â Group 18 - Preparation, Properties & Uses |
 77%
Level 2: 60%+
NEET - 2019
Hints
- 1(current)
Q. No.
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