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After understanding the assertion and re...

After understanding the assertion and reason, choose the correct option.
Assertion : In the bonding molecular orbital (MO) of `H_(2)`, electron density is increased between the nuclei.
Reason : The bonding MO is `Psi_(A)+Psi_(B)`, which shows destructive interference of the combining electron waves.

A

Assertion and Reason are correct, but Reason is not the correct explanation for the Assertion

B

Assertion and Reason are correct and Reason in the correct explanation for the Assertion.

C

Assertion is incorrect, Reason is correct.

D

Assertion is correct, Reason is incorrect.

Text Solution

Verified by Experts

The correct Answer is:
D
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Read the assertion and reason carefully to mark the correct option out of the options given below: (a) If both the assertion and the reason are true and the reason is a correct explanation of the assertion (b) If both the assertion and reason are true but the reason is not a correct explanation of the assertion (c) If the assertion is true but the reason is false (d) If both the assertion and reason are false (e) If the assertion is false but reason is true Assertion : Electorcardiogram is record of electrical activity of the heart which shows certain waves called P,Q,R,S and T waves. Reason : It gives important information concerning the spread of excitation to the different parts of heart and it is of value in the diagnosis of cases of abnormal cardiac rhythm and myocadial damage.

In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice as (a) If both assertion and reason are true and reason is the correct explanation of assertion. (b) If both assertion and reason are true but reason is not the correct explanation of assertion. (c ) If assertion is true but reason is false. (d) If assertion and reason are false. Q. Glassy solids have sharp meting point. Reason: The bonds between the stoms of glassy solids get broken at the same temperature.

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