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Most metal oxide are thermally stable at...

Most metal oxide are thermally stable at temperature upto `1000^(@)C` but the oxide of metals below hydrogen in the electrochemical series fairly. Thus `HgO and Ag_(2)O` decomposes on heating.
Q. Which of the following salt salt does not give `NO_(2)` gas on heating?

A

`Pb(NO_(3))_(2)`

B

`Zn(NO_(3))_(2)`

C

`AgNO_(3)`

D

`KNO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
D
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Most metal oxide are thermally stable at temperature upto 1000^(@)C but the oxide of metals below hydrogen in the electrochemical series fairly. Thus HgO and Ag_(2)O decomposes on heating. Q. Which of the following compound cannot be thermally decomposed even at high temperature?

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