When water vapours are passed over white anhydrous copper sulphate, which colour is formed due to the formation of CuSO4.5H2O?
A. White
B. Deep blue
C. Yellow
D. Brown
Answer:B
When water vapours are passed over white anhydrous copper sulphate, which colour is formed due to the formation of CuSO4.5H2O?
A. White B. Deep blue C. Yellow D. Brown