Biochemistry Review

Front

How do covalent bonds form?

Back

by sharing electrons between atoms

Front

What two types of atoms make a covalent bond?

Back

2 nonmetals

Front

All matter is made of _________.

Back

atoms

Front

What is at the center of every atom?

Back

A nucleus

Front

Which particles change the charge in atoms when ions are formed?

Back

Electrons

Front

What is a covalent bond?

Back

A chemical bond formed by the sharing of electron pairs between atoms.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What are the three subatomic particles?

Back

Protons, neutrons, and electrons.

Front

What charge do protons carry?

Back

Positive charge.

Front

What charge do electrons carry?

Back

Negative charge.