Questions
Which salt on heating does not give brown coloured gas is
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By Expert Faculty of Sri Chaitanya
a
LiNO3
b
KNO3
c
MgNO32
d
BaNO32
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Correct option is B
2KNO3→ 2KNO2+O2All other nitrates give metal oxide, oxygen and nitrogen dioxide(reddish-brown).
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