When $HCl$ gas is passed through a saturated solution of $BaCl_2$,a white precipitate is obtained. This is due to:
- AImpurities in $BaCl_2$
- BImpurities in $HCl$
- CPrecipitation of $BaCl_2$
- DFormation of a complex
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In which of the following will the dissociation of $NH_4OH$ be minimum?
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Reason : This is to convert the ions of group into their respective chlorides.
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