Direction for: In each of the following questions a statement of Assertion is given followed by a corresponding statement of Reason just below it. Of the statements mark the correct answer as
Assertion The two lobes of a p-orbital have opposite sign. Reason The two lobes of a p-orbital lie on the opposite side of the nucleus.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 both Assertion and Reason are false
Correct Answer: B
Solution :
The sign of the wave function for p-electron changes as we go from one side of the nucleus to the opposite side. Thus, the two lobes of a p-orbital have opposite signs.
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