Elements and Compounds

______________________________is made up of same atoms.

• element

• atom

• electron

air, sugar solution are

• pure substances

• impure substances

• none

border ---line elements are also called

• metals

• non metals

• metalloids

Helium, Neon, argon, krypton

• metals

• noble gases

• non metals

soft metals

• sodium

• potassium

• both

__________________________is a liquid metal.

• helium

• Mercury

• Neon

________________and _____________are lustrous non metals.

• iodine

• graphite

• both

Noble gases are present in _______________________in the atmosphere.

• abundant

• traces

• none

Sodium carbonate is the chemical name of

• baking soda

• acetic acid

• glucose

Bromine is a

• metal

• non metal

• metalloid