Q.

Assertion: Tap water conducts electricity but distilled water does not conduct electricity.

Reason: Tap water conducts electricity as it contains ions whereas distilled water does not contain ions.

1 Both assertion and reason are correct and reason is the correct explanation of assertion.  
2 Both assertion and reason are correct but reason is not the correct explanation of assertion.  
3 Assertion is true, but reason is false.  
4 Assertion is false, but reason is true  

Ans.

(1)

Tap water conducts electricity as it contains ions whereas distilled water does not contain ions.