___________ are the substance present in a mixture.
Elements
Compounds
Constituent
Molecules
Sugar(solution) in water is a homogeneous __________ mixture.
Solid in liquid
Solid in solid
Liquid in liquid
Liquid in solid
_________ is the most abundance in the earth's crust.
Oxygen
Silicon
Aluminium
Calcium
_________ is a metalloid.
germanium
Nitrogen
Iron
Mercury
Ozone is an allotrope of
Sulphur
Phosphorous
Osmium
A compound containing sodium and chlorine is
Common salt
Copper sulphate
Water
______________ is a homogeneous solid in solid mixture.
Sugar in water
Alloy
Air
Water in oil
__________ can be further classified as pure substances and impure substances.
Matter
Living matter
Non-living matter
___________ is the smallest particle which take part in a chemical reaction.
Atoms
Each ____________ can be described by its formula, usually called molecular formula.