A campfire is an example of

Ripping a piece of paper in half is

How many different periodic table families are there?

Electrons charge is

Two subatomic particles found in the nucleus of an atom?

A characteristic of a metal

Metalloids have characteristics of metals and nonmetals

Another name for a group on the periodic table

Another name for the rows on the periodic table

The atomic number is also the number of..

A mixture that is not uniform and you can visually see

When two or more elements combine

What three subatomic particles make up an element?

Definition of Matter

When a substance only changes its appearance and can be easily reversed

When a substance changes its form and is usually irreversible

Ionic bonds are formed when metals and nonmetals chemically bond

The up and down row of elements on the periodic table is known as a

What kind of bond is a nonmetal to nonmetal?

What does the coefficient tell you in a chemical formula?

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