Analytical Chemistry Question 85
Question: An aqueous solution contains the ions as $ Hg_2^{2+}, $ $ H{g^{2+}}, $ $ P{b^{2+}}, $ and $ C{d^{2+}} $ . The addition of dilute $ HCl( 6N ) $ precipitates
[IIT 1995]
Options:
A) $ Hg_2Cl_2 $ only
B) $ PbCl_2 $ only
C) $ PbCl_2 $ and $ HgCl_2 $
D) $ Hg_2Cl_2 $ and $ PbCl_2 $
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Answer:
Correct Answer: D
Solution:
As they have low $ K _{sp} $ value.
BETA
