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Q.

Which of the following statement concerning probability density (ψ2) and radial distribution function (4πr2ψ2) for a s-orbital of H-like species is correct?

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a

Both ψ2 and 4πr2 ψ2 are maximum at nucleus.

b

Both ψ2 and 4πr2 ψ2 are minimum at nucleus.

c

ψ2 is minimum at nucleus but 4πr2 ψ2 is maximum at nucleus

d

ψ2 is maximum at nucleus but 4πr2 ψ2 is minimum at nucleus.

answer is B.

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Detailed Solution

ψ=1π1a03/2=era0
Hence, ψ2 is maxirnum at r = 0, but 4πr2 ψ2 is minimum at r = 0.

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