- 1(current)
Q. No.Given below are two statements:
| Assertion (A): | H2S is less acidic than H2Te. |
| Reason (R): | The bond (E–H) dissociation enthalpy decreases down the group in Group 16 hydrides. |
The correct option is-
| 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. | (A) is false but (R) is true. |
Subtopic: Group 16 - Preparation, Properties & Uses |
83%
Level 1: 80%+
Hints
Given below are two statements:
| Assertion (A): | Sulphur shows paramagnetic behaviour. |
| Reason (R): | S2 does not contain unpaired electron. |
| 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. | (A) is false but (R) is true. |
Subtopic: Group 16 - Preparation, Properties & Uses |
70%
Level 2: 60%+
Hints
Consider the following reaction.
The products B, C and D respectively
1. B = H2SO3; C= CaSO4; D =HF
2. B = H2SO4; C= CaSO4; D =HOF
3. B = H2SO4; C= CaSO4; D =HF
4. B = H2SO3; C= CaSO4; D =HOF
The products B, C and D respectively
1. B = H2SO3; C= CaSO4; D =HF
2. B = H2SO4; C= CaSO4; D =HOF
3. B = H2SO4; C= CaSO4; D =HF
4. B = H2SO3; C= CaSO4; D =HOF
Subtopic: Group 16 - Preparation, Properties & Uses |
73%
Level 2: 60%+
Hints
- 1(current)
Q. No.
© 2025 GoodEd Technologies Pvt. Ltd.