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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Solution

(a) Sodium carbonate, potassium carbonate

(b) Potassium or sodium nitrate

(c) Calcium Carbonate

(d) Lead Nitrate

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Similar questions

Q. From the following list of substances, choose one substance in each case which matches the description given below: [4 MARKS]
Ammonium nitrate, calcium hydrogen carbonate, copper carbonate, lead nitrate, potassium nitrate, sodium carbonate, sodium hydrogen carbonate, zinc carbonate
(a) A nitrate which gives out only oxygen when heated.
(b) A nitrate which on heating decomposes into dinitrogen oxide [nitrous oxide] and steam.
(c) A nitrate which gives off oxygen and nitrogen dioxide when heated.

From the following list of substances. choose one substance in each case which matches the description given below :

Ammonium nitrate, calcium hydrogen carbonate, copper carbonate, lead nitrate, potassium nitrate, sodium carbonate, sodium hydrogen carbonate. zinc carbonate.

(a) A nitrate which gives off only oxygen when heated.

(b) A nitrate which on heating decomposes into dinitrogen oxide [nitrous oxide] and steam.

A nitrate which does not produce nitrogen dioxide on heating.

A nitrate which does not leave black residue on heating

Dilute nitric acid is considered as a typical acid but not so in its reaction with metals

A metallic nitate that decripitates on heating

Name :

(a) a nitrate of metal which on heating does not give nitrogen dioxide.

(b) a nitrate which on heating leaves no residue behind.

(d) a metal nitrate which on heating is changed into metal.

(e) a solution which absorbs nitric oxide.

(f) the oxide of nitrogen which turns brown on exposure to air. How is it prepared ?

Q. Name: [5 MARKS]
(a) a nitrate of metal which on heating does not give nitrogen dioxide.
(b) a nitrate which on heating leaves no residue behind.
(c) a metal nitrate which on heating is changed into metal oxide.
(d) a metal nitrate which on heating is changed into metal.
(e) a solution which absorbs nitric oxide.

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Thermal Decomposition

Standard IX Chemistry

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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.

(a) Sodium carbonate, potassium carbonate (b) Potassium or sodium nitrate (c) Calcium Carbonate (d) Lead Nitrate

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.

(a) Sodium carbonate, potassium carbonate

(b) Potassium or sodium nitrate

(c) Calcium Carbonate

(d) Lead Nitrate