Question

In the following question a statement of assertion followed by a statement of reason
is given. Choose the correct answer out of the following choices. [1]
(i) Assertion and reason both are correct statements and reason is the correct
explanation for assertion.
(ii) Assertion and reason both are correct statements but reason is not the correct
explanation for assertion.
(iii) Assertion is the correct statement but reason is wrong.
(iv) Assertion and reason both are incorrect statements.
(v) Assertion is wrong statement but reason is correct statement.

Assertion: Few elements have fractional atomic mass.
Reason: Isotopes of different elements exist in nature.

Answer 1

Answer:

option a is correct answer