1. | Both statements are TRUE and Reason is the correct explanation of Assertion. |
2. | Both statements are TRUE but Reason is NOT the correct explanation of Assertion. |
3. | Assertion is TRUE and Reason is FALSE. |
4. | Assertion is FALSE and Reason is TRUE. |
Assertion (A): | In the presentation \( \mathrm{E}_{\mathrm{Fe}^{3+}}^{\ominus} /_{ \mathrm{Fe}^{2+}}\) \( \text { and } \mathrm{E}_{\mathrm{Cu}^{2+}}^{\ominus} / _{\mathrm{Cu}^{\prime}} \mathrm{Fe}^{3+} / \mathrm{Fe}^{2+} \) and\(\text { } \mathrm{Cu}^{2+} / \mathrm{Cu}\) are reodox couples. |
Reason (R): | A redox couple is the combination of the oxidised and reduced forms of a substance involved in an oxidation or reduction half cell. |
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. |
Which of the following statement(s) is/are not true about the following decomposition reaction?
a. | Potassium is undergoing oxidation |
b. | Chlorine is undergoing oxidation |
c. | Oxygen is reduced |
d. | None of the species are undergoing oxidation or reduction |
The correct choice among the above is:
1. (a, b, d)
2. (b, c, d)
3. (b, d, a)
4. None of the above
Column I | Column II |
a. Cl2O7 | i. +4 |
b. NaClO3 | ii. +1 |
c. Cl2O | iii. +5 |
d. ClO2 | iv. +7 |
a | b | c | d | |
1. | iii | iv | ii | i |
2. | ii | iii | iv | i |
3. | iv | iii | ii | i |
4. | iv | i | iii | ii |
Column I | Column II |
a. Fe O.S in Fe2O3 | i. +2 |
b. Mn O.S in MnO2 | ii. +3 |
c. Mn O.S in MnO | iii. +4 |