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The d & f Block Elements — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryThe d & f Block Elements1 Mark
MCQ
____________ is used in gas lamp material.
  • A
    MnO2​
  • B
    CeO2​
  • C
    N2​O5​
  • D
    Fe2​O3​
✓

Answer

  1. CeO2​

Explanation:

Cerium dioxide CeO2​  is used in gas lamp material. The oxides of lanthanum, cerium, yttrium and magnesium are used for gas lamp materials.

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