Air is a gas, not a liquid, at normal temperature and pressure.
Liquid.
gas
A solid.
Solid in solid: metal alloys. Liquid in liquid: vinegar dissolving in water. Gas in gas: air. Solid in liquid: salt dissolving in water. Liquid in solid: mercury absorbed by gold. Gas in liquid: carbon dioxide dissolving in soda. Solid in gas: smoke particles in air. Liquid in gas: water vapor in air. Gas in solid: hydrogen absorbed by palladium.
gas
Liquid.
gas
a gas and a liquid cause it can be both
solid
solid.
Gas
solild
It is a rare solid.
soild
solid
Soild
At STP it is a solid