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Question

Assertion :Potassium and sodium react with water. Reason: Both Na and K liberate H2 on reacting with water.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
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C
Assertion is correct but Reason is incorrect
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D
Both Assertion and Reason are incorrect
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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Sodium or potassium react with water to form their hydroxides and liberate hydrogen.
2Na+2H2O2NaOH+H2
2K+2H2O2KOH+H2

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