D-And F-Block Elements Ques 209
Question: What is the effect of shaking dil. $ H_2SO_4 $ with small quantity of anhydrous $ CuSO_4 $
[NCERT 1975; CPMT 1975, 88]
Options:
A) The white solid dissolves to form a colourless solution
B) The white solid dissolves to form a green solution
C) The white solid turns blue but does not dissolve
D) The white solid dissolves to form a blue solution
Show Answer
Answer:
Correct Answer: D
Solution:
The white solid dissolves to form a blue solution. $ CuSO_4+dil\text{.}H_2SO_4,\to ,\underset{\text{blue vitriol}}{\mathop{CuSO_4.5H_2O}}, $
