1.

N_(2)O is formed when ........

Answer»

Moist Fe REACTS with NO
`Sn^(2+)` reacts with conc. `HNO_3` in presece of HCl
COLD DIL `HNO_3` reacts with Zn
All the above

Solution :a) `2NO+H_(2)O+FerarrN_(2)+Fe(OH)_2`
b) `4SnCl_(2)+2HNO_(3)+3HClrarr 4SnCl_(4)+N_(2)O+5H_(2)O`
c) `4Zn+10HNO_3 rarr 4Zn(NO)_3(2)+N_(2)O+5H_(2)O`


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