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P Block Elements question

2023 · Q104
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P Block Elements question

2023 · Q104

NEETChemistryP Block ElementsMCQ+4 / −1

Match the List - I with List - II

List - I
(Hydride)		 List - II
(Type of Hydride)
(A) NaH\mathrm{NaH}NaH (I) Electron precise
(B) PH3\mathrm{PH_3}PH3​ (II) Saline
(C) GeH4\mathrm{GeH_4}GeH4​ (III) Metallic
(D) LaH2.87\mathrm{LaH_{2.87}}LaH2.87​ (IV) Electron rich

Choose the correct answer from the options given below :

  1. A
    (A)-(III), (B)-(IV), (C)-(II), (D)-(I)
  2. B
    (A)-(II), (B)-(III), (C)-(IV), (D)-(I)
  3. C
    (A)-(I), (B)-(III), (C)-(II), (D)-(IV)
  4. D
    (A)-(II), (B)-(IV), (C)-(I), (D)-(III)
View written solutionFree

Correct answer: D

$\mathrm{LaH_{2.87}}$ $\to$ non-stoichiometric

$\to$ Metallic/Interstitial hydride.

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