The Atom

A ________ is a positively charged particle.

A _______ is a particle with a neutral charge.

• Proton

• Neutron

• Electron

• Nucleus

An _________ is a negatively charged particle.

• Proton

• Neutron

• Electron

• Nucleus

Tags

NGSS.MS-PS2-3

The ________ is the part of an atom with a positive electrical charge at the center and that has most of the atom's mass.

• Proton

• Neutron

• Nucleus

• Electron

Tags

NGSS.HS-PS1-8

The nucleus is composed of __________.

Tags

NGSS.HS-PS1-8

How many electrons can fit inside the FIRST electron orbital?

• 2

• 4

• 6

• 8

How many electrons can fit inside the SECOND electron orbital?

• 2

• 4

• 6

• 8

How many electrons can fit inside the THIRD electron orbital?

• 2

• 4

• 6

• 8

In the 1800s what physicist discovered the electron?

• Dalton

• Thomson

• Millikan

• Rutherford

In the early 1900s what physicist discovered the nucleus of the atom?

• Chadwick

• Bohr

• Rutherford

• Millikan

Tags

NGSS.HS-PS1-8