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P Block Elements question

2020 · Q96
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P Block Elements question

2020 · Q96

NEETChemistryP Block ElementsMCQ+4 / −1
Match the following and identify the correct option.
(A) CO(g) + H2(g) (i) Mg(HCO3)2 + Ca(HCO3)2
(B) Temporary hardness of water (ii) An electron deficient hydride
(C) B2H6 (iii) Synthesis gas
(D) H2O2 (iv) Non-planar structure
  1. A
    (A) (B) (C) (D)
    (iii) (ii) (i) (iv)
  2. B
    (A) (B) (C) (D)
    (iii) (iv) (ii) (i)
  3. C
    (A) (B) (C) (D)
    (i) (iii) (ii) (iv)
  4. D
    (A) (B) (C) (D)
    (iii) (i) (ii) (iv)
View written solutionFree

Correct answer: D

∙\bullet∙ Mixture of CO and H2 gases is known as water gas or synthesis gas.
∙\bullet∙ Temporary hardness of water is due to bicarbonates of calcium and magnesium.
∙\bullet∙ Diborane (B2H6) is an electron deficient hydride.
∙\bullet∙ H2O2 is non-planar molecule having open book like structure.

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