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Conditions Necessary for Chemical Reactions to Occur

When mercuric...

Question

When mercuric chloride and potassium iodide are___ in a mortar to produce mercuric iodide.

A

Crushed

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B

Heated

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C

Mixed

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D

Ignited

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Solution

The correct option is A
Crushed

Mercuric chloride $H g C l_{2}$ and potassium iodide $K I$ are crushed together to form a substance called mercuric iodide $H g I_{2}$ .

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