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Read the following statements and choose the set of correct statements: (A) Chrome steel is used for cutting tools and crushing machines. (B) The fine dust of aluminium is used in paints and lacquers. (C) Copper is used for reduction of alcohol (D) Zinc dust is used as a reducing agent in the manufacture of paints (E) Iron is used for galvanising zinc. Choose the most appropriate answer from the options given below:
A
(D) and (E) only
B
(A) and (D) only
C
(A), (B) and (D) only
D
(B), (C) and (D) only
Detailed Solution
Chrome steel (containing chromium) is used for cutting tools and crushing machinery (A is correct). Fine aluminium dust is used in paints and lacquers (B is correct). Zinc dust is used as a reducing agent in paint manufacture (D is correct). Copper is not used for reduction of alcohol (C is incorrect), and it is zinc that is used for galvanising iron, not iron for galvanising zinc (E is incorrect). So A, B and D only.