D-And F-Block Elements Ques 174

Question: Which of the following is correct

[BHU 1995]

Options:

A) Gun metal : $ Cu+Zn+Sn $

B) Duralumin : $ Al+Cu+Mg+Ag $

C) German silver : $ Cu+Zn+C $

D) Solder : $ Pb+Al $

Show Answer

Answer:

Correct Answer: A

Solution:

Gun metal contains Cu (88%), Zn (2%), Sn(10%), Pb (0.5%)



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