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Q. No.The large difference between the melting and boiling points of oxygen and sulphur may be explained based on:
1. Atomic size
2. Atomicity
3. Electronegativity
4. Electron gain enthalpy
1. Atomic size
2. Atomicity
3. Electronegativity
4. Electron gain enthalpy
Subtopic: Group 16 - Preparation, Properties & Uses |
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Subtopic: Group 16 - Preparation, Properties & Uses |
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If the boiling point of H2O is 373 K, the boiling point of H2S will be:
1. Greater than 300 K but less than 373 K
2. Less than 300 K
3. More than 373 K
4. Equal to 373 K
Subtopic: Group 16 - Preparation, Properties & Uses |
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| Assertion (A): | The \(S-S-S\) bond angle in \(S_8\) molecule is 105°. |
| Reason (R): | \(S_8\) has V-shape. |
| 1. | Both (A) and (R) are True, and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True, but (R) is not the correct explanation of (A). |
| 3. | (A) is True, but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Group 16 - Preparation, Properties & Uses |
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Incorrectly matched characteristic is:
1. S8: covalent lattice
2. P4: tetrahedron
3. S52-: zigzag
4. SiO2: Covalent lattice
Subtopic: Group 16 - Preparation, Properties & Uses |
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
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Q. No.
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