1.

The reaction of zinc with dilute and concentrated nitric acid, respectively produces

Answer»

`N_(2)OandNO_(2)`
`NO_(2)andNO`
`NOandN_(2)O`
`NO_(2)andN_(2)O`

Solution :`4Zn+10HNO_(3)(DIL.)to4Zn(NO_(3))_(2)+N_(2)O+5H_(2)O`
`Zn+4HNO_(3)(CONC.)toZn(NO_(3))_(2)+2H_(2)O`


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