- 1(current)
Q. No.Given below are two statements:
| Assertion (A): | Copper sulphate solutions can be store in a zinc pot. |
| Reason (R): | Zinc is more reactive than copper. |
| 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: Electrochemical Series |
65%
From NCERT
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Substances that can oxidise ferrous ions under suitable conditions among the following is:
(Given: \(E_{Fe^{2+}/Fe^{+3}}^{o}\)=−0.77 V, \(E_{F_{2}/F^{-}}^{o}\)=2.87 V, \(E_{Cl_{2}/Cl^{-}}^{o}\) = 1.36 V, \(E_{O_{2}/H_{2}O}^{o}\) = 1.23V)
1. F2
2. Cl2
3. O2
4. All of the above
(Given: \(E_{Fe^{2+}/Fe^{+3}}^{o}\)=−0.77 V, \(E_{F_{2}/F^{-}}^{o}\)=2.87 V, \(E_{Cl_{2}/Cl^{-}}^{o}\) = 1.36 V, \(E_{O_{2}/H_{2}O}^{o}\) = 1.23V)
1. F2
2. Cl2
3. O2
4. All of the above
Subtopic: Electrochemical Series |
72%
From NCERT
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
The metals among the following that can be extracted electrolytically is -
| 1. | K | 2. | Na |
| 3. | Al | 4. | All of the above |
Subtopic: Electrochemical Series |
85%
From NCERT
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
- 1(current)
Q. No.
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