7th Class Science Acids, Bases and Salts Question Bank Acids, Bases and Salts

  • question_answer 123) DIRECTIONS: The questions in this segment consists of two statements, one labelled as ?Assertion A? and the other labelled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Neutralization reaction is accompanied by evolution of heat. Reason (R): Neutralization reaction is a reaction between an acid and a base to form salt and water.

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

    Correct Answer: B

    Solution :

    Both A and R are true but R is not the correct explanation of A.

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