Other slides in this set

Slide 2

Preview of page 2

Here's a taster:

Limestone is the compound calcium carbonate.
Each particle is made of :-
One atom of calcium Ca
One atom of carbon C
Three atoms of oxygen O O O
O A molecule of
Ca C O calcium carbonate
O…read more

Slide 3

Preview of page 3

Here's a taster:

If limestone is heated strongly :-
O
Ca C O
O
The carbon atom takes
two oxygen atoms
to make
O C O
Carbon dioxide gas…read more

Slide 4

Preview of page 4

Here's a taster:

If limestone is heated strongly :-
O
Ca C O
O
The calcium atom joins
with the oxygen atom
to make:
Ca O O C O
Carbon dioxide gas
Calcium oxide solid
(quicklime)…read more

Slide 5

Preview of page 5

Here's a taster:

If limestone is heated strongly :-
O
Ca C O
O
What is the word equation for this reaction?
Ca O O C O
Carbon dioxide gas
Calcium oxide solid
(quicklime)…read more

Slide 6

Preview of page 6

Here's a taster:

If limestone is heated strongly :-
O
Ca C O
O
heat
calcium carbonate calcium oxide + carbon dioxide
This type of reaction is called thermal decomposition.
Ca O O C O
Carbon dioxide gas
Calcium oxide solid
(quicklime)…read more

Slide 7

Preview of page 7
Preview of page 7

Comments

lisa linsdell

A very nice PP presentation to revise this subject with a couple of good test questions at the end.

Similar Science resources:

See all Science resources »See all resources »