Basic Chemistry Concepts

Front

Matter

Back

Anything that has mass and occupies space.

Front

Elements

Back

The simplest pure substances of matter.

Front

Atoms

Back

Smallest particle of an element (use P.T).

Front

Molecules

Back

Two or more atoms that must be chemically combined.

Front

Compounds

Back

Two or more DIFFERENT elements that are chemically combined, in specific ratios, and do NOT separate.

Front

Mixture

Back

Two or more substances (molecules, elements and/or compounds) that are in the same place but are NOT chemically combined, and can be separated.

Front

What are the three basic particles atoms are made out of?

Back

Protons (P), Electrons (E), Neutrons (N)

Front

Protons

Back

Carry a positive (+) charge.

Front

Neutrons

Back

Carry NO (0) charge.

Front

Nucleus

Back

The center of the atom, and protons and neutrons join together to form this.