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प्रश्न
Assertion (A): Sodium and potassium are reactive elements.
Reason (R): Sodium and potassium occur in free states.
विकल्प
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false but R is true.
MCQ
अभिकथन और तर्क
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उत्तर
A is true but R is false.
Explanation:
Sodium and potassium are highly reactive, so they do not occur free in nature; they are found in combined state. Hence the assertion is true but the reason is false.
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