Carbon is one of the most important non-metals because the existence of life on earth is based on carbon compounds.
True
False
Which of these is the most abundant metal found in earth’s crust?
Aluminium
Iron
Calcium
Gold
Match the columns by dragging.
Lithium
Platinum
Rust
Carbon fibre
Antimony
Metal having low density
Noble metal
Hydrated iron (III) oxide
High tensile strength
Used in manufacturing glass and ceramics