Rusting of iron is a chemical change becausea new substance with new properties is produced-the chemical composition of reactant is changed-the change is permanent and cannot be reserved easily-all of these-

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard X

Chemistry

Physical and Chemical Changes

Rusting of ir...

Question

Rusting of iron is a chemical change because

a new substance with new properties is produced.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

the chemical composition of reactant is changed.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

the change is permanent and cannot be reserved easily.

No worries! We‘ve got your back. Try BYJU‘S free classes today!

all of these

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D
all of these

Iron reacts with oxygen in presence of water to give hydrated iron oxide which is known as rust. The change is an irreversible change. And hence, this is a chemical change.

Suggest Corrections

Similar questions

Q. Properties of physical and chemical changes are given below. Sort the properties of physical and chemical changes in the correct column.

1. New substances are formed.
2. Precipitation is an example of this.
3. Products have new composition.
4. Composition of substance remains same.
5. It is usually permanent.
6. It is usually temporary.
7. Burning of LPG is an example of this.
8. It is reversible.

Physical change	Chemical change
1. 2. 3. 4.	5. 6. 7. 8.

Fill in the blanks in the following statements:

(a) When carbon dioxide is passed through lime water, it turns milky due to the formation of _________.

(b) The chemical name of baking soda is _________.

____ ____.

(d) Changes in which only _____ __ properties of a substance change are called physical changes.

(e) Changes in which new substances are formed are called _________changes.

Q. Sate which of the following pertains to- chemical changes.
a] substance retains its identity
b] The change is permanent
c] No new substance is formed.
d] is easily reversible
e] Produces one or more new substance in its composition.
f] The change is temporary
g] The composition and properties of the original substance are not altered.

Rusting of iron is a chemical change and chemical change is a permanant changes occur but we can remove the rust of iron by coating or painting than how it is a chemical change not a physical change?

Q. Assertion: Tearing of paper is a physical change, although it cannot be reversed.
Reason: Chemical change is a reaction involving the change in chemical properties or composition, resulting in the formation of a new substance.

Join BYJU'S Learning Program

Rusting of iron is a chemical change because

The correct option is D all of these Iron reacts with oxygen in presence of water to give hydrated iron oxide which is known as rust. The change is an irreversible change. And hence, this is a chemical change.

The correct option is D
all of these

Iron reacts with oxygen in presence of water to give hydrated iron oxide which is known as rust. The change is an irreversible change. And hence, this is a chemical change.