1.

Statement 1 : NO_(3)^(-) ion is reduced in preference to hydronium ion. Statement 2 : Zn gives H_(2) gas with dil. HCl and also with dil. H_(2)SO_(4).

Answer»

Statememt 1 is true, statement 2 is true , statement 2 is a correct explanation for statement 2
Statement 1 is true, statement 2 is true , statement 2 si not a correct explanation for statement 2
Statement 1 is true, statement 2 is false
Statement 1 is false, statement 2 is ture

Solution :`Zn+underset(dil.)(2HCl)rarrZnCl_(2)+H_(2)uarr`
`Zn+underset(dil.)(H_(2)SO_(4)rarrZnSO_(4)+H_(2)uarr`
`4Zn+underset((dil.))(10HNO_(3))rarr 4Zn(NO_(3))_(2)+N_(2)O+5H_(2)O`


Discussion

No Comment Found

Related InterviewSolutions