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An alloy of Zn and Cu is dissolved in dil. HCl, hydrogen gas is evolved. In this evolution of gas |
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(a) |
only zinc reacts with dil.Hcl |
(b) |
only copper reacts with dil.HCl |
|
(c) |
both zinc and copper reacts with dil. HCl |
(d) |
only copper reacts with water |
|
An alloy of Zn and Cu is dissolved in dil. HCl, hydrogen gas is evolved. In this evolution of gas |
|||
|
(a) |
only zinc reacts with dil.Hcl |
(b) |
only copper reacts with dil.HCl |
|
(c) |
both zinc and copper reacts with dil. HCl |
(d) |
only copper reacts with water |