1.

Complete and balance the following chemical equations:(i) CaCO_(3)+HCl(ii) Al+HCl (iii) MnO_(2)+HCl

Answer»

Solution :(i) `CaCO_(3)(S)+2HCl(aq)rarrCaCl_(2)(S)+H_(2)O(L)+CO_(2)(g)`
(ii) `2Al(S)+6HCl(aq)rarr 2AlCl_(3)(aq)+3H_(2)(g)`
(iii) `MnO_(2)+4HCl(aq)rarr MnCl_(2)+2H_(2)O(l)+Cl_(2)(g)`


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