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NEET 2020

NEET 2020 Chemistry question on Hydrogen and s-Block Elements

Match the following and identify the correct option.

List-IList-II
(a) CO(g)+H2(g)\text{CO}(g) + \text{H}_2(g)(i) Mg(HCO3)2\text{Mg(HCO}_3)_2 + Ca(HCO3)2\text{Ca(HCO}_3)_2
(b) Temporary hardness of water(ii) An electron deficient hydride
(c) B2H6\text{B}_2\text{H}_6(iii) Synthesis gas
(d) H2O2\text{H}_2\text{O}_2(iv) Non-planar structure
  1. A.
    (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
  2. B.
    (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
  3. C.
    (a)-(i), (b)-(iii), (c)-(ii), (d)-(iv)
  4. D.
    (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
Show answer

Correct option: D

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