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Chemistry
NO2 is not obtained on heating
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Q. $NO_2$ is not obtained on heating
WBJEE
WBJEE 2011
The p-Block Elements - Part2
A
$AgNO_3$
7%
B
$KNO_3$
68%
C
$Cu(NO_3)_2$
12%
D
$Pb(NO_3)_2$
13%
Solution:
$2AgNO_3 \xrightarrow{\Delta} 2Ag + 2NO_2 + O_2$
$2KNO_3 \xrightarrow{\Delta} 2KNO_2 + O_2$
$2Cu(NO_3)_2 \xrightarrow{\Delta}2CuO + 4NO_2 + O_2$
$2Pb(NO_3)_2 \xrightarrow{\Delta} 2PbO + 4NO_2 + O_2$