What are metals? Give any two examples.
Metals are elements which form electropositive ions by losing electrons.
For eg. Iron, copper, gold, etc.
Name the metal that is used for:
a. Making steel and weapon: (Iron)
b. Making silver paint and body parts of airplanes: (Aluminium)
c. Making fungicides and germicides: (Copper)
d. Making coins and idols: (Silver)
e. Making valuable ornament and medicines. (Gold)