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Byju's Answer

Standard XII

Chemistry

Shapes of Orbitals and Nodes

Which of the ...

Question

Which of the following is true ?
a) φ2(r) represent probability density of electron
b) RPF(Radial Probability Function) represent probability of electron in spherical region of unit thickness
c) There is not any radial node in 1s orbital
1) only (a)
2) Both a, b
3) Both b, c
4) a, b ,c

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Solution

All the given 3 statements are valid
Hence option 4 is the correct answer

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Similar questions

Q. Assertion: The plots of the probability density and the radial probability function versus distance

r

from the nucleus for any particular orbital are not identical.

Reason: Probability density is

ψ^{2}

whereas radial probability function represents the probability of finding electrons in a shell of thickness

d r

Question 03

The probability density plots of 1s and 2s orbital are given in figure.

The density of dots in region represents the probability density of finding electrons in the region. On the basis of above diagram which of the following statements is incorrect ?

(a) 1s and 2s orbitals are spherical in shape

(b) The probability of finding electron is maximum near the nucleus

(d) The probability density of electrons for 2s orbital decreases uniformly as distance from the nucleus increases

Q. As compared to the

1 s

electron of

H -

atom in ground state, which of the following properties appear(s) in the radial probability density of electron of

H -

atom in first excited state ?

Q. Which among the following statements is/are correct?

ψ^{2}

represents the atomic orbitals

b) The number of peaks in radial probability distribution is

(n - 1)

c) Radial probability density

P_{n i} (r) = 4 π r^{2} R_{n i}^{2} (r)

d) A node is a point in space where the wave function

(Ψ)

has zero amplitude

Q. Assertion: The plots of the probability density and the radial probability function versus distance

r

from the nucleus for any particular orbital are not identical.

Reason: Probability density is

ψ^{2}

whereas radial probability function represents the probability of finding electrons in a shell of thickness

d r

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Which of the following is true ? a) φ2(r) represent probability density of electron b) RPF(Radial Probability Function) represent probability of electron in spherical region of unit thickness c) There is not any radial node in 1s orbital 1) only (a) 2) Both a, b 3) Both b, c 4) a, b ,c

All the given 3 statements are valid Hence option 4 is the correct answer

Which of the following is true ?
a) φ2(r) represent probability density of electron
b) RPF(Radial Probability Function) represent probability of electron in spherical region of unit thickness
c) There is not any radial node in 1s orbital
1) only (a)
2) Both a, b
3) Both b, c
4) a, b ,c

All the given 3 statements are valid
Hence option 4 is the correct answer