Tag: materials: metals and non-metals
Questions Related to materials: metals and non-metals
The metallic character of elements ............. in a group from top to bottom.
Eventhough a cinema hall is a place prone to fire hazards, the interiors are mostly made of wood or wood based panels. Why is this so ?
Most balloons, tyres and footballs are made-of rubber. This is because rubber is:
Generally ornaments are usually made up of 24 karat gold.
Non-metals have many different colours.
Non-metals are less dense and have low melting and boiling points as compared to metals.
Metals are lustrous.