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Q. Ammonium dichromate on heating gives

NTA AbhyasNTA Abhyas 2022

Solution:

Ammonium dichromate on heating gives nitrogen as follows
$\left( NH _4\right)_2 Cr _2 O _7 \stackrel{\Delta}{\rightarrow} N _2+\underset{(\text { Green) }}{ Cr _2 O _3}+4 H _2 O$