Question

MCQ
Select (/) the most appropriate answer from the given alternatives.
1. The colour of the complex Co(1,0))Cl, is
a) Black
b) Pink
c) Blue
d) Red
2. Ideal ratio of reactants CoCl, : HCl is
a) 1:2
b) 2:1
c) 1:1
d) 3:1
3. As we increase the concentration of 0.1 m HCl colour goes on
a) Decreasing b) No change c) Increasing d) Fading
in this experiment.​

Answer 1

Answer:

Explanation:

1) RED

2) 3:1

3.b) No change