Atomic Theory

Front

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

Back

Protons and Neutrons.

Front

What determines the identity of an element?

Back

The number of protons.

Front

What are the general properties of metals?

Back

Metals are shiny, malleable, and ductile, but they are not non-conductors.

Front

What is the atomic number of an atom?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

Where are atoms with similar properties located in the periodic table?

Back

Atoms with similar properties are located in the same group.

Front

What is an atom?

Back

An atom is the smallest unit of matter that retains the properties of an element.

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 (neutral).

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

What is the mass of a proton compared to an electron?

Back

A proton is approximately 1836 times more massive than an electron.