Atomic Structure

Front

A particle that moves around the nucleus of an atom is an _______.

Back

Electron

Front

What is the atomic mass of a typical gold atom?

Back

197

Front

How many valence electrons does Argon have?

Back

8

Front

The elements on the right side of the periodic table of elements are mainly:

Back

nonmetals

Front

What does the nucleus of an atom contain?

Back

Protons and neutrons

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of valence electrons?

Back

They determine an atom's chemical properties and bonding behavior.