- 1(current)
Q. No.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%
From NCERT
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What are the conjugate bases of the Brönsted acids \(\mathrm{H}_2 \mathrm{SO}_4\), and \(\mathrm{HCO}_3^{-}\) respectively?
1. \(\mathrm{HSO}_4^{-}, \mathrm{CO}_3^{2-}\)
2. \(\mathrm{HSO}_4^{-}, \mathrm{CO}_3^{-}\)
3. \(\mathrm{SO}_4^{2-}, \mathrm{CO}_3{ }^{2-}\)
4. \(\mathrm{HS}_2 \mathrm{O}_4{ }^{-}, \mathrm{CO}_3{ }^{2-}\)
1. \(\mathrm{HSO}_4^{-}, \mathrm{CO}_3^{2-}\)
2. \(\mathrm{HSO}_4^{-}, \mathrm{CO}_3^{-}\)
3. \(\mathrm{SO}_4^{2-}, \mathrm{CO}_3{ }^{2-}\)
4. \(\mathrm{HS}_2 \mathrm{O}_4{ }^{-}, \mathrm{CO}_3{ }^{2-}\)
Subtopic: Acids & Bases - Definitions & Classification |
86%
From NCERT
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OH– , F– , H+ and BCl3
The species described above that contain Lewis acids are:| 1. | BCl3 and F–
|
2. | OH– and F–
|
| 3. | H+and BCl3
|
4. | F– and BCl3 |
Subtopic: Acids & Bases - Definitions & Classification |
80%
From NCERT
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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%
From NCERT
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Subtopic: Acids & Bases - Definitions & Classification | pH calculation |
77%
From NCERT
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- 1(current)
Q. No.
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