What is the colour of aqueous solution of CuSO4 and FeSO4 as observed in the laboratory?
A. CuSO4 – blue; FeSO4 – light green
B. CuSO4 – blue; FeSO4 – dark green
C. CuSO4 – green; FeSO4 – blue
D. CuSO4 – green; FeSO4 – colourless
Answer:A
What is the colour of aqueous solution of CuSO4 and FeSO4 as observed in the laboratory?
A. CuSO4 – blue; FeSO4 – light green B. CuSO4 – blue; FeSO4 – dark green C. CuSO4 – green; FeSO4 – blue D. CuSO4 – green; FeSO4 – colourless