2.1 Atoms & Bonding

Which subatomic particle is negatively charged?

• proton

• neutron

• electron

Which of the following are found in the nucleus?

• protons

• neutrons

• electrons

The basic unit of matter is the

• cell

• atom

• compound

Type of bond formed when atoms share electrons

• ionic

• van der Waals force

• covalent

Two or more atoms chemically combined

• element

• compound

• nucleus

Made up of one type of atom

• compound

• element

• mixture

Subatomic particle that does not have a charge

• proton

• neutron

• electron

What does the atomic number tell you?

• number of neutrons

• number of protons

• number of protons + number of neutrons

______ are involved in the formation of chemical bonds.

• protons

• neutrons

• electrons

The attraction between charged parts of nearby molecules is

• a van der Waals force

• a covalent bond

• an ionic bond