TS EAMCET 04 May 2019 Shift 2 Solved Paper

Which of the following statements are collect related to metallurgy?
A) In electrolytic refining of copper, pure Cu is used as anode.
B) Zone refining is based on the principle that impurities are more soluble in the melt than in the solid state of the metal.
C) TiI4 upon heating will give pure Ti.
D) Very pure Zr may be obtained by Galvanisation.
E) In copper smelting hot ah is used to convert Cu2S to CuSO4.
The correct answer is