Organic Chemistry
A compound which consists of hydrogen and carbon only.
What is a hydrocarbon?
A substance that increases the rate of reactions but isn't used up.
What is a catalyst?
These affect the rate of reaction. (Two answers)
What is surface area, concentration, temperature, use of catalyst?
The approximate percentages of the four most abundant gases in dry air.
What is 78% Nitrogen, 21% Oxygen, 1% Argon and 0.04% Carbon Dioxide? (Answers may vary by 1%)
Atoms that have the same number of protons but a different number of neutrons.
What are isotopes?
A man-made hydrocarbon which is the product of oil cracking.
What is an alkene?
The positive test for hydrogen.
What is a squeaky pop?
Used for flame tests, dipped into the substance being tested.
What is a nichrome wire?
The product of combustion of hydrogen in air.
The electron configuration of oxygen (which has 16 electrons).
What is 2.8.6?
A saturated hydrocarbon consisting of 6 carbon.
What is hexane?
The positive test for chlorine.
What is the bleaching of damp blue litmus paper?
The chemical added to halogens used to test for them and what colour precipitate is seen?
What is acidified silver nitrate? What is white, cream and brown?
A metal which burns brightly when combusting in air.
What is magnesium?
These gases are located to the right of the periodic table and are unreactive.
What are noble gases?
These are joined together to form long strands of polymers through polymerisation.
What is a monomer?
The positive test for ammonia.
What is damp red litmus paper turning blue?
The physical test and chemical used to find pure water.
What is boiling point at 100ºC and anhydrous copper sulphate?
The five most reactive elements in the reactivity series.
What is potassium, sodium, lithium, calcium and magnesium?
The charge of carbonate.
What is 2-?
The type of reaction which occurs when bromine water is reacted with an alkene.
What is an addition reaction?
The colours for these flame tests are:
1) Red
2) Lilac
3) Blue-green
4) Yellow
5) Orange-red
What is ____?
1) Lithium
2) Potassium
3) Copper
4) Sodium
5) Calcium
The chemical used to test for Cu, Fe(II), and Fe(III) and the colour precipitates of each.
What is sodium hydroxide and Cu is blue, Fe(II) is green, Fe(III) is orange-brown?
Three ways to prevent iron from rusting.
What is galvanising, barrier methods and sacrificial protection?
In ionic bonding, it is the force between the two oppositely charged ions.
What is the electrostatic force of attraction?