hydrated copper sulphate formed during the qualitative analysis of an organic compound on heating the compound with dry CuO is which color
a) white
b)blue
c) black
d) red
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3
Explanation:
The given organic compound is mixed with dry copper oxide (CuO) and heated in a hard glass tube. The products of the reaction are passed over (white) anhydrous copper sulphate and then bubbled through lime water. If copper sulphate turns blue due to the formation of CuSO
4
.5H
2
O (by water vapor) then the compound contains hydrogen. If lime water is turned milky by CO
2
, then the compound contains carbon.
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Answered by
3
Answer:
White
Explanation:
The given organic compound is mixed with dry copper oxide (CuO) and heated in a hard glass tube. The products of the reaction are passed over (white) anhydrous copper sulphate.
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