Chemistry · S-Block Elements
Choose the correct option regarding the following two statements labeled Assertion (A) and Reason (R). Assertion (A): Chemically, Group 1 elements are highly reactive and tarnish quickly in dry air. Reason (R): Alkali metals are typically stored under kerosene oil.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A is true, but R is false.
- 2Both A and R are true, and R is not the correct explanation of A.✓
- 3Both A and R are true, and R is the correct explanation of A.
- 4A is false, but R is true.
Correct answer
Both A and R are true, and R is not the correct explanation of A.
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