Question

12. Name :
(a) a carbonate which does not decompose on heating.
(b) a nitrate which produces oxygen as the only gas.
(c) a compound which produces carbon dioxide on heating
(d) a nitrate which produces brown gas on heating.
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Answer 1

EXPLANATION:

Decomposition of nitrates, nitrites and ammonium compounds

Ammonium nitrite on heating yields nitrogen gas and water. Barium azide on heating yields barium metal and nitrogen gas. Sodium azide on heating at 300 °C gives nitrogen and sodium. Sodium nitrate on heating yields sodium nitrite and oxygen gas.

this is about thermal decompotion

Answer 2

Answer:

a)sodium carbonate

b)sodium nitrate

c)calcium carbonate

d)potassium nitrate

Hope it helps!!!