Corrosion

Investigating Rusting

AIM: 
TO INVESTIGATE THE FACTORS THAT CAUSE RUSTING IN IRON

EQUIPMENT: 
FOUR TEST TUBE, TEST TUBE RACKS, A BUNG, FOUR IRON NAILS, BOILED WATER TAP WATER, SALTY WATER, COOKING OIL, CALCIUM CHLORIDE.

METHOD: 
1.LABEL FOUR TEST TUBES A-D AND PLACE IN A TEST TUBE RACK.
2. TEST TUBE CONTENTS 
A= IRON NAIL AND TAP WATER
B= IRON NAIL AND SALTY WATER 
C= IRON NAIL, BOILED WATER, OIL
D= IRON NAIL AND CALCIUM CHLORIDE. SEALED WITH A BUNG.3. 
LEAVE THE TEST TUBES UNDISTURBED FOR AT LEAST THREE DAYS.

OBSERVATIONS:
(FIND OUT ON WEDNESDAY)

Revision: