Atomic Structure, Atomic Scientists, and NOS

Front

Which subatomic particles are found in the nucleus of an atom?

Back

Protons and Neutrons

Front

What is the atomic number?

Back

The number of protons in an atom.

Front

Which subatomic particle has a negative (-) charge?

Back

Electron

Front

Where is the nucleus located in an atom?

Back

Near the center of an atom

Front

How many electron shells or levels does this atom have?

Back

3

Front

How many electrons does this picture show?

Back

6

Front

How many neutrons does this atom have? Options: 4, 5, 6, 7

Back

6

Front

J.J. Thomson's theory was nicknamed _______.

Back

Plum Pudding

Front

Who proposed the "plum pudding" model?

Back

J.J. Thomson

Front

"Everything is composed of atoms" was stated by: Democritus, Dalton, Moseley, Einstein

Back

Democritus