Give the composition of the following alloys.
(a) Brass
(b)Bronze
(c) German Silver

Give the composition of the Bronze.

Give the composition of the Brass.

Give the composition of the German silver.

Write the composition and uses of following alloys of magnesium metal : (a) magnalium and (b) electron .

Give two uses each of the following metals: (a) Zinc (b) copper (c) Iron (d) Aluminium

German silver contains which of the following metals?

Write the composition of brass and german silver ?

Substance which contracts on heating, among the following is a) Invar b) Brass c) Silver Iodide d) Type metal

How many of the following are silver ores (a) Chlorargirite (b) Argentitei (c) Pyrargirite (d) Azurite (e) Calamine