Chemistry
Assertion (A): Sodium and potassium are reactive elements.
Reason (R): Sodium and potassium occur in free states
- 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.
Metallurgy
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Answer
A is true but R is false.
Explanation — Sodium and potassium are highly reactive in nature. Hence, assertion (A) is true. Sodium and potassium are so reactive. So, they do not occur in free states. They quickly combine with other elements. Hence reason (R) is false.
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