Science chemistry unit 1 and 2!

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an ester that can be made from acids and alcohols but they can evaporate easily and be non toxic?
perfume
1 of 26
a non renewable fossil fuel made by dead animal being compressed?
crude oil
2 of 26
a large chain of molecules made from monomers
polymer
3 of 26
A property of Gore-Tex is that its waterproof and...
Breathable
4 of 26
good supply of oxygen in combustion
complete
5 of 26
transfers heat out to the surroundings?
exothermic reaction
6 of 26
transfers heat in from the surroundings
endothermic reaction
7 of 26
the vibration of particles in a heat wave that improves flavour and texture
cooking
8 of 26
antioxidants, colours, emulsifiers, flavour enhancers are all
additives
9 of 26
the fractions with the lower boiling points exit at the top of the tower
fractional distillation
10 of 26
they are alkenes such as ethene and propene, made from hydrocarbons made of hydrogen and carbon only
monomer
11 of 26
can be used for plastic bags due to its waterproof and flexible properties
poly-ethene
12 of 26
A mixture called a colloid that contains pigment, binding medium and solvent
paint
13 of 26
a coloured substance made of rock
pigment
14 of 26
glue or oil used in paint
binding medium
15 of 26
thins the paint, making it easier to use
solvent
16 of 26
a type of paint that evaporates leaving binding medium to form a skin which sticks the pigment to the surface
oil
17 of 26
a type of paint that is water based and evaporates to leave the pigment and medium behind
emulsion
18 of 26
a paint that changes colour in heat then returns to its original colour when temperature returns
thermochromic
19 of 26
a paint that takes light in during the day then lets it out at night
phosphorescent
20 of 26
a construction material that is used to make brick
clay
21 of 26
a brownish solid that forms when iron is in contact with oxygen and water
rust
22 of 26
is a main factor in air but can kill you by itself that lots of people plainly call the air
oxygen
23 of 26
a dioxide that comes from fossil fuels and kills plants with acid rain
sulphur
24 of 26
it increases the rate of reaction and is unchanged by the reaction
catalyst
25 of 26
rate of...
reaction
26 of 26

Other cards in this set

Card 2

Front

a non renewable fossil fuel made by dead animal being compressed?

Back

crude oil

Card 3

Front

a large chain of molecules made from monomers

Back

Preview of the front of card 3

Card 4

Front

A property of Gore-Tex is that its waterproof and...

Back

Preview of the front of card 4

Card 5

Front

good supply of oxygen in combustion

Back

Preview of the front of card 5
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