Atomic Theory Review

Front

What is the Electron Cloud Model of the atom?

Back

The Electron Cloud Model describes the regions around the nucleus where electrons are likely to be found, rather than defining specific paths for their orbits.

Front

Who proposed the Electron Cloud Model?

Back

Erwin Schrodinger proposed the Electron Cloud Model.

Front

What particle did James Chadwick discover?

Back

James Chadwick discovered the neutron.

Front

What is the nucleus of an atom?

Back

The nucleus is the central part of an atom, containing protons and neutrons.

Front

Who discovered the nucleus of the atom?

Back

Ernest Rutherford discovered the nucleus of the atom.

Front

What did Niels Bohr propose about atomic structure?

Back

Niels Bohr proposed that electrons orbit the nucleus in specific, quantized orbits.

Front

What particles are found in the nucleus of an atom?

Back

Protons and neutrons are found in the nucleus of an atom.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (it is neutral).

Front

What is the charge of an electron?

Back

An electron has a negative charge.