Question

On adding excess of NH3 solution CuSO4 solution, the dark blue colour is due to

Solution

Correct option is

[Cu(NH3)4]2+

 

SIMILAR QUESTIONS

Q1

Excess of KI reacts with CuSO4 solution and then Na2S2O3 solution is added to it. Which of the statement is incorrect for this reaction?

Q2

When metallic copper comes in contact with moisture, a green powder/pasty coating can be seen over it. This is chemically known as

Q3

   

Q4

One of the product formed when K2Cr2O7 reacts with conc H2SO4 in cold is

Q5

Copper sulphate solution reacts with KCN to give

Q6

Which of the following is not oxidized by O3?

Q7

Which of the following compounds volatises on heating?

Q8

Acidified solution of chromic acid on treatment with hydrogen peroxide yields

Q9

Prussian blue is due to formation of

Q10

Which statement is not correct?