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easyMCQNEET 20222026Chemistry
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Match List-I with List-II:| List-I | List-II || :--- | :--- || (a) | (i) absorbent for carbon dioxide || (b) | (ii) electrochemical cells || (c) | (iii) coolant in fast breeder reactors || (d) | (iv) photoelectric cell |

  1. A
    (a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)
  2. B
    (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
  3. C
    (a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
  4. D
    (a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)

Solution & Step-by-step Explanation

1. Lithium (): Used in rechargeable electrochemical cells (ii).2. Sodium (): Liquid sodium is used as a coolant in nuclear/fast breeder reactors (iii).3. Potassium hydroxide (): Used as an absorbent for gas (i).4. Cesium (): Due to low IE, it is used in photoelectric cells (iv).Sequence: (a)-(ii), (b)-(iii), (c)-(i), (d)-(iv).

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Match List-I with List-II:| List-I | List-II || :--- | :--- || (a) | (i) absorbent for carbon dioxide || (b) | (ii) electrochemical cells || (c) | (iii) coolant in fast breeder reactors || (d) | (iv) photoelectric cell |
A
(a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)
B
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
C
(a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
D
(a)-(ii), (b)-(iii), (c)-(i), (d)-(iv)

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s-blockalkali metals

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