Question

Write the composition of the following materials by means of chemical formulae and classify them accordingly.
Name of the material Chemical formula/composition Type of matter
Water
Carbon
Oxygen
Air
Aluminium
Brass
Carbon dioxide

Answer 1

water ,. chemical formulae is H2O. it is an inorganic substance. liquid in nature carbon ,. is solid in nature , organic compound symbol is C. oxygen is a gas in nature it occurs in form of molecule i.e O2. aluminium is a solid i.e metal it's symbol is Al it is inorganic in nature

Answer 2

Answer:

Water :- chemical formula is H2O . It is an liquid .  carbon :- chemical formula is CO2 . It is in gaseous state .   Oxygen :- chemical formula is O2 . It is in gaseous state . Aluminium :- chemical formula is Al2O3 . It is in solid state .