Atomic Stucture

Match it! Select the correct answer from the pull down...Good luck!

The atomic number is equal to the number of....

The orbits (energy levels) of the atom was discovered by

When atoms of the same element have differing number of neutrons they are called

The passage of electric current through a gas helped Thomson discover

The subatomic particle that is neutral

Who discovered the Nucleus

Subatomic particles are made of what?

The positively charged particle in the nucleus of an atom is