On heating lead (II) nitrate in a boiling tube, lead oxide, oxygen gas and
another gas X are formed. Which of the following options represents the
colour of lead nitrate, lead oxide, name of the gas X and colour of the gas X
in the correct sequence. *
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The colour of lead nitrate is yellowish in nature lead oxide is black in colour the gas x is nitrogen dioxide and its colour is reddish Brown
Explanation:
- The sample which is given above denotes the heating of lead nitrate to liberate a black substance which is lead oxide which is the residue.
- A neutral gas oxygen is liberated along with a reddish brown gas which is nitrogen dioxide ,in this example in lead nitrate can be proved by the brown ring test which is given by most of the nitrates
containing substances.
2Pb(NO3)2 ----------> 2PbO +2 NO2 + 3O2
To know more,
mention the nature and color of the following salts- zinc carbonate .
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