Chapter 2 Review

What is chemistry?

• the study of life

• the study of physical changes

• the study of chemical changes

• the study of matter and the changes it undergoes

What is matter?

• smallest individual particle

• the physical stuff that makes up the universe

The smallest individual particle is known as:

• the Periodic Table

• an Atom

• a Group

• a Period

What is in the nucleus of the atom?

• protons and neutrons

• protons and electrons

• neutrons and electrons

• stuff

What is electron's charge?

• positive

• negative

• electrical

• neutral

What is a proton's charge?

• electrical

• neutral

• positive

• negative

What is a neutron's charge?

• neutral

• electrical

• positive

• negative

What is an ion?

• a charged electron

• a charged neutron

• an atom

• a charged atom

What charge is an anion?

• positive

• negative

• neutral

• electrical

What charge is a cation?

• positive

• negative

• electrical

• neutral