2. Learning
Objectives
WHAT IS THE
PROCESS OF
RUSTING
WHAT IS RUSTING CHEMICAL NAME OF
RUSTING?
WHAT IS THE BEST
WAY TO STOP IRON
FROM RUSTING?
OTHER METALS
THAT RUST
3. What is
rusting ?
• Rusting is the process in
which iron turns into iron
oxide. Theprocess is aa
type of corrosion hat
occurs easily under natural
conditions.
5. Chemical name of
rusting?
• Chemical names for rust
include iron oxide, ferric oxide
and hematite The substance is
also known by its chemical
fomula, Fe203, which
represents the two elements-
iron and oxygen-that compose
rust
6. What is the
best way to
stop iron
from
rusting?
I. Spray paint on the iron
II. Put oil on the iron
III. Put some melted wax
7. Galvanising
• Galvanising is a sheet of
iron or steel and has a
protective layer of zinc.
Galvanising is another way
of preventing iron from
rusting
Galvanising of a car
9. Questions time
• Q 1: What is Rusting ?
• Q 2: What is the process of Rusting ?
• Q 3: What is the best way to stop iron from
rusting ?
• Q 4: What are other metals that rust.
• Q 5: What do you learn from this ppt ?
