1.

In the following questions a statement of Assertion (A) followed by a statement of Reason (R) is given. Choose the correct option out of the choices given below each question.Assertion (A): Among the two O–H bonds in H2O molecule, the energy required to break the first O–H bond and the other O–H bond is the same.Reason (R) : This is because the electronic environment around oxygen is the same even after breakage of one O–H bond.(i) A and R both are correct, and R is correct explanation of A.(ii) A and R both are correct, but R is not the correct explanation of A.(iii) A is true but R is false.(iv) A and R both are false.

Answer»

(iv) A and R both are false.



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