What is an element?

How many elements are there?

What is an exothermic and an endothermic reaction?

What does "ide" represent when at the end of a compound name?

e.g Sodium ChlorIDE

What does "ate" represent when at the end of a compound name?

e.g Potassium Nitrate

What happens when two or more atoms join?

Balance the following equation

Mg + O2 = MgO

Why do we balance equations?

What are mixtures?

What methods can we use to separate mixtures?

What is fraction distillation used to separate?

How does fractional distillation work?

Fractional distillation diagram

What did the Greek philosopher theorize in 400BC

What did John Dalton suggest?

What did J.J Thompson discover?

What did Ernest Rutherford's team discover?

What did Niels Bohr discover?

What did James Chadwick discover?

What are the relative atomic masses of protons, neutrons and electrons?

What is the normal radius of atoms and how does this get bigger?

Which number is always bigger in an element, the relative mass or the atomic number?

How do you calculate the number of protons OR electrons

How do you calculate the number of neutrons?

What are the charges of protons and electrons?

What is are isotopes?

What is the formula for relative abundance?

What do column numbers in the periodic table represent?

What do the row numbers represent in the periodic table?

How many electrons can each shell hold (in order)

What forms when you react group 1 and 7?

What is the proper word for group 8 being non-reactive?

What did Mendeleev do that previous table developers had not done?

What are the main properties of metals?

What are the main properties of non-metals?

What happens when you react a metal and non-metal?

What are outer electrons called?

What makes an atom stable?

What happens if an atom has an unstable number of electrons (3/4/5)?

How do boiling points change as you go down group 8?

What is the key property of any group 1 element?

What gas do group 1 metals give off when they react with water?

What is an ion?

What happens to reactivity as you go down group 7?