Assertion : ${P b C l}_{2}$ and $A g C l$ precipitates can be separated by $a q . {N H}_{3}$ Reason: ${P b C l}_{2}$ precipitates change to soluble complex $[{P b ({N H}_{3})}_{4}] {C l}_{2}$

Read the above assertion and reason and choose the correct option regarding it.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is correct but Reason is incorrect
${P b C l}_{2}$ and $A g C l$ precipitates can be separated by $a q . {N H}_{3}$ .
${A g C l}$ precipitates change to soluble complex $[{A g ({N H}_{3})}_{2}] {C l}$ .
Assertion is correct but Reason is incorrect

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