GCSE Questions based on diagrams 1 - Phoenix Hoyle | Biblioteka

2

Drugi mogući odgovor:

endothermic

cloudy

exothermic

clear

5

Drugi mogući odgovor:

liquid

mixture

gas

warmer

cooler

shorter

longer

5

Drugi mogući odgovor:

glowing

reaction pathway

a pop sound

activation energy

catalyst

lit

the splint relights

10

Drugi mogući odgovor:

orange

liquid

porcelain

Aluminium oxide

alkane

saturated

condense

colourless

over water

no visible change

3

Drugi mogući odgovor:

null

1

Drugi mogući odgovor:

1

metallic

3

6

giant covalent

giant ionic

5

4

simple covalent

endothermic

2

exothermic

1

Drugi mogući odgovor:

chromatography

filtration

fractional distillation

simple distillation

crystalisation

4

Drugi mogući odgovor:

bioleaching

phytoextraction

photosynthesis

decreased

increased

79

76

4

Drugi mogući odgovor:

simple molecular

giant covalent

covalent bonds

intermolecular forces

6

Drugi mogući odgovor:

residue

filter paper

filtration

crystallisation

filtrate

dissolving the NaCl

1

Drugi mogući odgovor:

diffusion

increases

17

36.5

decreases

6

Drugi mogući odgovor:

endothermic

carbon dioxide

white

water

exothermic

blue

6

P
Q
R
S
T
u

is a hydrocarbon
is not a hydrocarbon

6

P
Q
R
S
T
u

is an alkane
is an alkene
Contains a halogen

6

P
Q
R
S
T
u

would not turn bromine water from orange to colourless
Would turn bromine water from orange to colourless

3

Drugi mogući odgovor:

decreased

lower

increased

greater

endothermic

exothermic

5

Drugi mogući odgovor:

activation energy

endothermic

giant ionic

exothermic

giant metallic

simple molecular