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Question
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : CuSO4
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Solution
Addition of Caustic soda to CuSO4 Solution :
\[\ce{CuSO4 + 2NaOH ->\underset{\text{Pale blue ppt.}}{ Cu(OH)2 v + Na2SO4}}\]
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