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p -Block elements - ll — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistryp -Block elements - ll1 Mark
MCQ
Nitrogen gas is obtained by thermal decomposition of .... .
  • A
    $Ba \left( NO _{3}\right)_{2}$
  • ✓
    $Ba \left( N _{3}\right)_{2}$
  • C
    $NaNO _{2}$
  • D
    $NaNO _{3}$
✓

Answer

Correct option: B.
$Ba \left( N _{3}\right)_{2}$
b
$Ba \left( N _{3}\right)_{2} \rightarrow Ba +3 N _{2}$

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