chemical changes

Question 1

what is the salt called for hydrochloric acid?

Answer 1

chloride

Question 2

what is the salt called for sulphuric acid?

Answer 2

sulfate

Question 3

what is the salt called for nitric acid?

Answer 3

nitrate

Question 4

what is an alkali?

Answer 4

a soluble base

Question 5

what is a base?

Answer 5

a substance that neutralises an acid

Question 6

what happens when group 1 metals react with water?

Answer 6

reactions get more vigourous as you go down the group

Question 7

what happens group 1 metals react with acid?

Answer 7

reactions get more vigourous as you go down the group

Question 8

what happens when group 2 metals react with water?

Answer 8

do not react with water

Question 9

what happens when group 2 metals react with acid?

Answer 9

observable reactions including fizzing and an temperature increases

Question 10

what happens when zinc, iron and copper react with water?

Answer 10

do not react with water

Question 11

what happens when zinc, iron and copper react with acid?

Answer 11

zinc and iron reacts slowly with acid, but copper does not react with acid