MCQ
Assertion (A): Combustion is a physical change.
Reason (R): A new substance is formed during this process.
Reason (R): A new substance is formed during this process.
- ABoth A and R are true and R is the correct explanation of A.
- BBoth A and R are true but R is not the correct explanation of A
- CA is true but R is false.
- DA is false but R is true.