What are elements?

What are compounds?

What is needed to make an element a compound?

What are molecules?

Give an example of a molecule?

Formula: balancing equations?
(Of CaF2)

What are mixtures?

How can mixtures be separated?

What is filtration?
Give an example

What is crystallisation?

What is distillation?

What is chromatography?

What is fractional distillation?

What are atoms and who found out about them ?

What is an electron and who found out about them?

What are protons and who found out about them?

What is the diameter of an atom?

Relative charge in:
-protons
-neutrons
-electrons

Relative mass:
-protons
-neutrons
-electrons

What happens to an atom after it loses an electron?

What is the atomic number?

What is the mass number?

What are isotopes?

Give an example of a isotope?

What is the equation of a isotope?

Group and periods in what direction does each go in the periodic table?

What did Dobereiner notice in the year 1829?
What where these called?

What did John Newlands notice in the year 1860?
What where these called?

What did Dmitri Mendeleev do in the 1869?

What happened in 1932?

Properties of metals?

Properties of non-metals?

What are chemical properties?
Why does metal react with oxygen?
Why does metal react with acid?

Example of a chemical reaction?

What happens when a metal reacts with a gas?

What happens when a non-metal reacts with a metal?

Why are the noble gases unreactive?

What happens when a gas in group 0 has a lower boiling point?

what happens to the boiling points in group 0 as they go down?

is it easier for the smaller atoms to move around quiker than the bigger atoms?

Do bigger atoms have a higher boiling point than smaller atoms?

what group 1 elements are less dense than water?

what do group metals make when they react with water?

Do metals also react with oxygen?
If they do what do they form?

What is also made when lithium, sodium and potassium react with water?

How many electrons do alkali metals need to lose to have a full outer shell?
What does it then form?

what happens to the atom when it loses 1 electron? (Also for unit 4)

How are group 7 elements known as?

What are halogens?
How do halogens exist as?
Give an example?

What do halogens make when they react with metals?
What do halogens make when they react with a non-metal?

What happens to the reactivity of the halogens as you go down the group?

What are halides?

What are metal-halides?

What happens when halogens are bubbled through solutions of metal halides?

What is a displacement reaction?

Will barium be more reactive with diluted acid than magnesium?
Why?

If bromine is bubbled through potassium chloride solution what reaction will there be?

Do all transition metals have typical metallic properties?

Is the reactivity in transition metals the same as in group 1 metals?

What is a catalyst?
Are you able to reuse a catalyst after a reaction?

What colour are the compound of group 1?
What colour are the transition metals?
What colour does copper become?