Atoms

The smallest part of an element that still has the properties of that element is called what

• The atom

• The molecule

• The thing

• The egg

Where are protons located in the atom

• The shells

• the electron cloud

• the nucleus

What charge do neutrons have

• positive

• negative

• no charge (neutral)

What charge do protons have

• positive

• negative

• no charge

what charge do electrons have

• positive

• negative

• no charge

The atomic number of an atom is the number of protons in the nucleus of the atom

• true

• false

How many electrons can the first shell of an atom hold

• 8

• 2

• 6

• 10

How many electrons can the second shell of an atom hold?

• 8

• 6

• 2

• 1

How many electrons can the third shell of an electron hold

• 2

• 3

• 8

• 4

Who discovered the electron

• Joseph Thompson

• Mr. Cocoman

• Niels Bohr

• Ernest Rutherford