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Byju's Answer

Standard XII

Chemistry

Schrodinger Equation

The energy of...

Question

The energy of hydrogen atom in its ground state is $- 13.5 e V$ . The energy of the level corresponding to the quantum number $n = 5$ is:

- 5.4 e V

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- 0.54 e V

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- 2.72 e V

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- 0.85 e V

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Solution

The correct option is C $- 0.54 e V$
Energy of $n^{t h}$ is given by $E (n) = - 13.6 / n^{2}$ eV/atom
Thus,
$E_{5} = - 13.6 / 5^{2}$
$= - 0.54$ ev

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Similar questions

Q. The energy of hydrogen atom in its ground state is

- 13.6 e V

. The energy of the level corresponding to

n = 5

is:

Q. A hydrogen atom in a state having a binding energy of

0.85 e V

makes transition to a state with excitation energy

10.2 e V

Identify the quantum numbers

n

of the upper and the lower energy states involved in the transition.

0.38 e v

_____

n 6

0.54 e v

_____

n 5

0.85 e v

_____

n 4

1.52 e v

_____

n 3

3.39 e v

_____

n 2

13.6 e v

_____

n 1

A hydrogen electron falls from the

n = 3

to the

n = 1

energy level. Using the chart above, determine how much energy it must release:

Q. This question relates to the electron energy level diagram below. The questions are about a hydrogen electron located at

E_{3}

.
-

0.38 e v

______

n = 6

0.54 e v

______

n = 5

0.85 e v

______

n = 4

1.52 e v

______

n = 3

3.39 e v

______

n = 2

13.6 e v

______

n = 1

what is the emission energy when it moves to

E_{5}

A hydrogen atom in a state having a binding energy of 0.85 e V makes transition to a state with excitation energy 10.2 e V.

(a) Identify the quantum numbers n of the upper and the lower energy states involved in the transition.

(b) Find the wavelength of the emitted radiation.

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The energy of hydrogen atom in its ground state is −13.5eV. The energy of the level corresponding to the quantum number n=5 is:

The correct option is C −0.54 eVEnergy of nth is given by E(n)=−13.6/n2 eV/atomThus,E5=−13.6/52=−0.54 ev

The energy of hydrogen atom in its ground state is $- 13.5 e V$ . The energy of the level corresponding to the quantum number $n = 5$ is:

The correct option is C $- 0.54 e V$
Energy of $n^{t h}$ is given by $E (n) = - 13.6 / n^{2}$ eV/atom
Thus,
$E_{5} = - 13.6 / 5^{2}$
$= - 0.54$ ev