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KVPY2011Chemistryd and f Block Elements

The gas produced from thermal decomposition of ( NH ₄ )₂ Cr ₂ O ₇ is

Options

  1. Aoxygen
  2. Bnitric oxide
  3. Cammonia
  4. Dnitrogen

Correct answer

D. nitrogen

Step-by-step solution

( NH ₄ )₂ Cr ₂ O ₇ N ₂+ Cr ₂ O ₃+4 H ₂ O

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