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NEETChemistrys Block Elements

What is the common decomposition product of alkaline earth metal nitrates when heated?

Options

  1. ACarbon dioxide (CO 2 )
  2. BOxygen (O 2 )
  3. CNitrogen dioxide (NO 2 )
  4. DThe respective oxide of the metal

Correct answer

D. The respective oxide of the metal

Step-by-step solution

Alkaline earth metal nitrates, when heated, decompose to give the oxide of the respective metal along with nitrogen dioxide gas (NO 2 ).

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