In the following question, a statement of assertion is followed by a statement of reason…
Chemistry · Class 11 · CBSE — Classification of Elements and Periodicity in Properties
In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice.
Assertion : On moving down the group, ionisation enthalpy decreases.
Reason : With increase in size of the atom the force of attraction between the nucleus and valence electrons decreases.
Assertion : On moving down the group, ionisation enthalpy decreases.
Reason : With increase in size of the atom the force of attraction between the nucleus and valence electrons decreases.
- Both assertion and reason are true and reason is the correct explanation of assertion.
- Both assertion and reason are true but reason is not the correct explanation of assertion.
- Assertion is true and reason is false.
- Both assertion and reason are false.
Answer
(A) Both assertion and reason are true and reason is the correct explanation of assertion.
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