1.

Write the products formed in the reaction of nitric acid with dilute and concentrated with magnesium.

Answer»

Solution :(i) Magnesium with conc. `HNO_(3)`:
`4Mg+10 HNO_(3)rarr 4Mg(NO_(3))_(2)+NH_(4)NO_(3)+3H_(2)O`
Magnesium reacts with concentrated nitric acid to GIVES both magnesium NITRATE and ammonium nitrate.
(ii) Magnesium with dil. `HNO_(3):`
Magnesium reacts with dilute nitric acid to gives both magnesium nitrate and nitrous OXIDE.
`4Mg+10HNO_(3)rarr 4Mg(NO_(3))_(2)+N_(2)O+5H_(2)O`


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