$Z n C O_{3}$ is precipitated from $Z n S O_{4}$ solution by the addition of _________.

N a_{2} C O_{3}

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C a C O_{3}

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M g C O_{3}

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N a H C O_{3}

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Solution

The correct option is A $N a_{2} C O_{3}$
$N a_{2} C O_{3}$ with $Z n S O_{4}$ precipitates out zinc carbonate.
$Z n S O_{4} + N a_{2} C O_{3} \to Z n C O_{3} + N a_{2} S O_{4}$

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