- 1(current)
Q. No.| Assertion (A): | The relative strength of acids can be determined by knowing the value of the dissociation constant. |
| Reason (R): | It provides the value of [H+] dissolved in the solution. |
| 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) and (R) both are false |
Subtopic: Acids & Bases - Definitions & Classification |
82%
Level 1: 80%+
Hints
Given below are two statements:
| Assertion (A): | The increasing order or acidity of hydrogen halides is HF<HCI<HBr<HI. |
| Reason (R): | While comparing acids formed by the elements belonging to the same group of the periodic table, H-A bond strength is a more important factor in determining the acidity of an acid than the polar nature of the bond. |
| 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: Acids & Bases - Definitions & Classification |
83%
Level 1: 80%+
Hints
Links
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Given below are two statements:
| Assertion (A): | H - acts as both Bronsted Lowry base as well as Lewis base. |
| Reason (R): | It acts as both H ⊕ acceptor and a lone pair donor. |
| 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: Acids & Bases - Definitions & Classification |
74%
Level 2: 60%+
Hints
Links
Match the following species with the corresponding conjugate acid:
| Species | Conjugate acid |
| A. | 1. |
| B. | 2. |
| C. | 3. |
| D. | 4. |
| 5. |
Codes
| A | B | C | D | |
| 1. | 2 | 5 | 1 | 5 |
| 2. | 2 | 4 | 3 | 5 |
| 3. | 5 | 4 | 3 | 2 |
| 4. | 4 | 5 | 3 | 2 |
Subtopic: Acids & Bases - Definitions & Classification |
95%
Level 1: 80%+
Hints
Links
- 1(current)
Q. No.
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