Atomic Theory

Front

Electron cloud is based on

Back

Quantum Mechanics

Front

Who developed the planetary model of the atom? Options: Rutherford, Bohr, Chadwick, Dalton

Back

Bohr

Front

What did Thomson discover?

Back

electron

Front

Subatomic particles with a negative charge

Back

Electrons

Front

Subatomic particles with a positive charge

Back

protons

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass

Back

Nucleus

Front

Where are electrons likely to be found as they travel around the nucleus? Options: Nucleus, Electron Cloud, Within a Proton, Within a Neutron

Back

Electron Cloud

Front

The scientist responsible for "discovering" the nucleus is: Bohr, Rutherford, Schroedinger, Einstein

Back

Rutherford

Front

Rutherford's gold foil experiment provided evidence that...

Back

There is a dense positively charged nucleus at the center of an atom.