Atoms and Molecules Quiz

The smallest particle of an element that retains the chemical properties of that element is called a/an

Which of the following is the correct order of subatomic particles in terms of increasing mass?

Which of the following subatomic particles has a negative charge?

Which of the following subatomic particles has a positive charge?

Which of the following subatomic particles has no charge?

An atom is neutral when the number of protons is equal to the number of

The atomic number of an element is determined by the number of

The mass number of an atom is determined by the number of:

Isotopes of an element have the same number of:

Which of the following is the correct symbol for a proton?

Which of the following is the correct symbol for an electron?

Which of the following is the correct symbol for a neutron?

The valency of an element is determined by the number of:

The combining capacity of an element is determined by its:

Which of the following is a compound?

Which of the following is not a molecule?

The chemical formula of water is

The chemical formula of carbon dioxide is

Which of the following is not a characteristic of a compound?

Avogadro's number is equal to:

The molar mass of a substance is equal to: