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Hydrochloric Acid

The reaction ...

Question

The reaction of zinc metal and $H C l$ produces which of the following?
i. $H_{2} (g)$
ii. $C l_{2} (g)$
iii. $Z n C l_{2} (a q)$

A

ii only

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B

iii only

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C

i and ii only

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D

i and iii only

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E

i, ii and iii

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Solution

The correct option is C i and iii only
Zn being an active metal it readily reacts HCl at room temperature.
$Z n + H C l \to Z n C l_{2} + H_{2}$
It is a diplacement reation.
Zinc displaces hydrogen from $H C l$ .

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