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CBSE Class 10 Science 2020 · Paper 31/2/1 · Question 14

Metals and Non-metals 1 mark Medium
For question numbers 13 and 14, two statements are given – one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below :

Assertion (A): The metals and alloys are good conductors of electricity.

Reason (R): Bronze is an alloy of copper and tin and it is not a good conductor of electricity.

  1. (a)Both (A) and (R) are true and (R) is correct explanation of the assertion.
  2. (b)Both (A) and (R) are true but (R) is not the correct explanation of the assertion.
  3. (c)(A) is true but (R) is false.
  4. (d)(A) is false but (R) is true.

Answer

(d) (A) is false but (R) is true.

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