actual gcse spec points (paper one)

Question 1

solid –> liquid?

Answer 1

melting

Question 2

liquid –> gas?

Answer 2

evaporation

Question 3

gas –> liquid?

Answer 3

condensation

Question 4

liquid –> solid?

Answer 4

freezing

Question 5

solid –> gas?

Answer 5

sublimation

Question 6

gas –> solid?

Answer 6

deposition

Question 7

what are elements in the periodic table arranged by?

Answer 7

in order of atomic number

Question 8

which ones are the groups?

Answer 8

vertical

Question 9

which ones are periods?

Answer 9

horizontal

Question 10

what does the group an atom is in determine?

Answer 10

the number of outer shell electrons

Question 11

what does the period an atom is in determine?

Answer 11

the number of electron shells

Question 12

do metals conduct electricity?

Answer 12

yes

Question 13

do non-metals conduct electricity?

Answer 13

no

Question 14

what kind of oxides to metals form?

Answer 14

basic oxides (which react with acids to form a salt and water)

Question 15

what kind of oxides do non-metals form?

Answer 15

acidic or neutral

Question 16

what happens when magnesium is combusted in oxygen?

Answer 16

bright white flame

Question 17

what happens when hydrogen is combusted in oxygen?

Answer 17

explosive reaction - think squeaky pop test

Question 18

what happens when sulphur is combusted in oxygen?

Answer 18

blue flame

Question 19

what is thermal decomposition?

Answer 19

breaking down using heat

Question 20

what is the observation for the decomposition of copper carbonate?

Answer 20

green powder –> black powder

Question 21

how do metal carbonates decompose? as in what do they form

Answer 21

metal oxides and carbon dioxide