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Formulas
Matter
The Periodic Table
Fun Chemistry
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100

P

Phosphorous

100
A change that does not produce a new substance.
What is a Physical Change?
100

Rows in the periodic table.

periods

100
A combination of two or more chemically-bonded elements.
What is a Compound?
100

Formed when an electron is lost or gained

Ion

200

Ar

Argon

200

This holds the atoms of a solid together tightly.

attractive forces

200

Number of protons in the nucleus.

Atomic Number

200

Used to separate mixtures of different densities.

Separating funnel

200

Process of obtaining a solute from a solution.

Crystallisation

300

CO

Carbon Monoxide

300
This is when a gas changes to a liquid.
What is Condensing?
300

The sum of the number of Protons plus Neutrons in the Nucleus.

mass number/nucleon number

300

Balance: Li + H2O --> LiOH + H2

2Li + 2H2O --> 2LiOH + H2

300

What is Uranium, Nickel, Carbon, Oxygen, Radon

UNiCORn

400

MgCl2

Magnesium chloride

400

What are the 3 subatomic particles?

Protpns, neutrons and electrons

400

Most of the elements are this type of material

metal

400

Group of elements that are unreactive.

Noble gases

400

Substances with a definite volume but indefinite shape.

Liquid

500

H2SO4

Sulfuric acid

500

Where does an atom have most of its mass?

Nucleus

500

Lithium, sodium, potassium, rubidium, cesium, francium.

Alkali Metals

500

Colour of sodium when it burns.

Yellow

500

How many valence electrons does sulfur have?

6