कौन-सा पदार्थ सारक (purgative) के रूप में प्रयोग होता है? (A) \( \mathrm{HgCl}_{2} \) (B) \( \ma...

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कौन-सा पदार्थ सारक (purgative) के रूप में प्रयोग होता है?
(A) \( \mathrm{HgCl}_{2} \)
(B) \( \mathrm{Hg}_{2} \mathrm{Cl}_{2} \)
(C) \( \mathrm{CuCl} \)
(D) \( \mathrm{Cu}_{2} \mathrm{Cl}_{2} \)
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