Atomic Theory & Atomic Structure

Front

Subatomic particles with a negative charge

Back

Electrons

Front

Subatomic particles found on the outermost shell & responsible for the atom's reactivity.

Back

valence electrons

Front

Subatomic particles with a positive charge

Back

protons

Front

Measure mainly of the nuclear particles: protons + neutrons

Back

Atomic Mass

Front

Value representing the number of protons in an element

Back

Atomic Number

Front

Subatomic particles that are neutral in charge

Back

Neutrons

Front

Atoms of the same element with a different number of neutrons

Back

Isotope

Front

A charged atom

Back

Ion

Front

The smallest particle of an element that shows all the properties of that element.

Back

Atom

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