Physical changes are:

those in which new substance is not formed.

always irreversible.

those in which a new substance is formed.

None of the above

Open in App

Solution

Verified by Toppr

Correct option is A.
those in which new substance is not formed.

In a physical change, the substance remains the same. A new substance is not formed. It is generally reversible. For instance, folding of paper.

Was this answer helpful?

Similar Questions

Physical changes are

View Solution

Four students have their own opinion about reversible and irreversible changes. Who among the following is correct?

Rohan: Both physical and chemical changes are reversible.

Sam: Both physical and chemical changes are irreversible.

Tom: Physical changes are irreversible and chemical changes are reversible.

Riah: Chemical changes are irreversible and physical changes are reversible

View Solution

Physical changes are ________.

View Solution

Physical changes are .................

View Solution

Give two examples for each of the following cases:
(a) Physical changes that are reversible
(b) Physical changes that are not reversible
(c) Chemical changes
[3 marks]
[NCERT Exemplar Q.19]
[Physical changes, Chemical changes]

View Solution

Physical changes are:

Correct option is A. those in which new substance is not formed.In a physical change, the substance remains the same. A new substance is not formed. It is generally reversible. For instance, folding of paper.

Correct option is A.
those in which new substance is not formed.

In a physical change, the substance remains the same. A new substance is not formed. It is generally reversible. For instance, folding of paper.