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100

The scientific name for KCl

Potassium Chloride

100

The symbol for Helium on the periodic table.

He

100

This metal element is found in our blood and aids in the transport of oxygen.

Iron

100

These are the building blocks of matter.

Atoms (or elements)

200

The common name for C6H12O6

glucose

200

The symbol for Iron on the periodic table.

Fe

200

This element is used to hydrogenate vegetable oils. It is also the most common element in the universe.

Hydrogen

200

Multiple elements bonded together create one of these.

A compound (or molecule)

300

The name of this acid, HCl

hydrochloric acid

300

The symbol for Gold on the periodic table.

Au

300

This element is used to create pink and violet fireworks. It is also commonly found in bananas.

Potassium

300

This is an atom that has more protons than electrons.

An ion (or cation, or positive ion)

400

The common name for NH3

Ammonia

400

The symbol for Uranium on the periodic table.

U

400

This metal element is a liquid at room temperature. It was once commonly used in thermometers.

Mercury
400

This is a particle of light.

Photon

500

The scientific name for CaCO3 often used to make chalk and is also found in seashells.

Calcium carbonate

500

The symbol for Bohrium on the periodic table.

Bh

500

This element is commonly used in wedding bands. It is also the densest element.

Tungsten

500

This type of compound can conduct electricity when dissolved in water. It is often found in Gatorade and other sports drinks.

Electrolyte
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