Question

3. Complete the analogies.
a) Acetic acid : vinegar ::
: lime water
b) Copper sulphate : blue vitriol ::
-: green vitriol
c) Physical change :
:: chemical change : permanent
d) Oxide of iron :
:: oxide of magnesium : Mgo
e) Saline water : salt in water :: soda water: -​

Answer 1

quick lime

ferrous sulphate

temporary

fe2o

Answer 2

Answer:

a) quick lime

b)ferrous sulphate

c) temporary

d) Fe2O3

e) CO2 in water