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Complete the given equations: (i) Cu ...

Complete the given equations:
(i) `Cu + 8 HNO_(3) rarr 3 Cu(NO_(3))_(2) + overset (W)......+ 4H_(2)O`
(ii) `4Zn + 10HNO_(3) rarr 4Zn(NO_(3))_(2) + 5H_(2)O + overset(X)....`
(iii) `l2 + 10 HNO_(3)rarr overset(Y)....+10 NO_(2) + 4H_(2)O `

A

`{:("W","X","Y"),(2NO_(2),NO,5HIO_(3)):}`

B

`{:("W","X","Y"),(2NO,N_(2)O,2HIO_(3)):}`

C

`{:("W","X","Y"),(N_(2),NO_(2),HI):}`

D

`{:("W","X","Y"),(N_(2)O,NO_(2),3HI):}`

Text Solution

Verified by Experts

The correct Answer is:
B
(i) `3Cu+8HNO_(3("dil"))rarr3Cu(NO_(3))_(2)+underset("(W)")(2NO)+4H_(2)O`
(ii) `4Zn+underset("(very dilute)")(10HNO_(3))(5%)rarr4Zn(NO_(3))_(2)+underset("(X)")(5H_(2)O)+underset("(X)")(N_(2)O)`
(iii) `I_(2)+10HNO_(3) rarr underset("(Y)")(2HIO_(3))+10NO_(2)+4H_(2)O`
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