atom

no. of proton

• atomic no.

• mass no.

• Avogadro no.

mass no.

• electron no.

• proton no

• sum of proton and neutron

The symbol represent one atom.

• true

• false

If the element symbol was one letter

It was written in capital.

• true

• false

Revolving of electrons around the nucleus like...

• fan

• freezer

• مليش مزاج أجاوب

positive charge particles known as

• proton

• electron

• atomic mass

negative charge particles known as

• proton

• neutron

• electron

the electron revolve around the sun

• true

• false

it dose not depend on the amount of matter that is present

• Extensive properties

• intensive properties

is a characteristic that can be observed or measured without changing the identity of the

• Physical properties

• chemical properties