Qualitative Analysis - Result Question 12
####12. $\left(NH _4\right) _2 Cr _2 O _7$ on heating gives a gas which is also given by
(2004, 1M)
(a) Heating $NH _4 NO _2$
(b) Heating $NH _4 NO _3$
(c) $Mg _3 N _2+H _2 O$
(d) $Na$ (comp.) $+H _2 O _2$
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Solution:
- Both $\left(NH _4\right) _2 Cr _2 O _7$ and $NH _4 NO _2$ on heating gives nitrogen gas.
