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Standard XII

Physics

Calorimetry

Two electrons...

Question

Two electrons A and B in an atom have the following set of quantum numbers
$A : 3, 2, - 2, + 1 / 2$
$B : 3, 0, 0, + 1 / 2$
Which statements is correct for A and B.

A and B have same energy.

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A has more energy than B.

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B has more energy than A.

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A and B represents same electron.

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Solution

The correct option is B A has more energy than B.
A has greater value of azimuthal quantum number $l$ which gives a greater energy value in a higher subshell.

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Similar questions

The two electrons have the following set of quantum numbers:

$P = 3, 2, - 2, + \frac{1}{2}$ $Q = 3, 0, 0, + \frac{1}{2}$

Which of the following statement is true?

Q. Two electrons have the following sets of quantum numbers:

X : n = 3, l = 2, m = - 2, s = + \frac{1}{2}

Y : n = 3, l = 1, m = - 1 s = + \frac{1}{2}

Which of the following is true?

Q. The two electrons has following sets of quantum numbers:

A = 3,2,-2,+1/2

B = 3,0,0,+1/2

Select the correct option.

B

has a smaller first ionization enthalpy than

B e

. Consider the following statements:
(i) It is easier to remove

2 p

electron than

2 s

electron
(ii)

2 p

electron of

B

is more shielded from the nucleus by the inner core of electrons than the

2 s

electron of

B e

(iii)

2 s

electron has more penetration power than

2 p

electron
(iv) Atomic radius of

B

is more than

B e

(Atomic number

B

=5,

B e

=4) The correct statements are:

Q. The two electrons have the following set of quantum numbers:

P = 3, 2, - 2, + \frac{1}{2}

Q = 3, 0, 0, + \frac{1}{2}

Which of the following statement is true?

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Two electrons A and B in an atom have the following set of quantum numbersA:3,2,−2,+1/2B:3,0,0,+1/2Which statements is correct for A and B.

The correct option is B A has more energy than B.A has greater value of azimuthal quantum number l which gives a greater energy value in a higher subshell.

Two electrons A and B in an atom have the following set of quantum numbers
$A : 3, 2, - 2, + 1 / 2$
$B : 3, 0, 0, + 1 / 2$
Which statements is correct for A and B.

The correct option is B A has more energy than B.
A has greater value of azimuthal quantum number $l$ which gives a greater energy value in a higher subshell.