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Qualitative Analysis - Result Question 21
21. The compound insoluble in acetic acid is
(1986,1 M)
(a) calcium oxide
(b) calcium carbonate
(c) calcium oxalate
(d) calcium hydroxide
Show Answer
Answer:
Correct Answer: 21. (c)
Solution:
$CaC _2 O _4$ is insoluble in acetic acid. This distinguishes $Ca^{2+}$ from $Ba^{2+}$ ion.
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