Home
Class 12
PHYSICS
When an electron is excited to n^(th) en...

When an electron is excited to `n^(th)` energy state in hydrogen, the possible number of spectral lines emitted are

A

n

B

2n

C

`(n^(2)-n)/2`

D

`(n^(2)+n)/2`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

If 9.9 eV energy is supplied to a hydrogen atom then the number of spectral lines emitted will be

Atomic hydrogen is excited to the n^(th) energy level . The maximum number of spectral lines which it can emit while returning to ground state, is:

If an electron transits from n = 7 to n = 1 in a hydrogen atom then the maximum number of spectral lines that can form will be?

The electron in the Hydrogen atom is excited to the 5^(th) orbit, the number of spectral lines it is expected to emit is

If an electron of hydrogen atom moves from fourth excited state to ground state in Lyman series find the total number of spectral lines?

Electromagnetic waves of wavelenglth 1242 Å are indicdent on a metal of work funcation 2eV . The target metal is connected to a 5 volt cell, as shown. The electrons pass through hole into a gas of hydrogen atoms in their ground stte. Find the number of spectral lines emitted when hydrogen atoms come back to their ground states after having been excited by the electrons, Assume all excitations in H-atoms from ground state only ( hc = 12420 eVÅ )

If electron make transition from 7^(th) excited state to 2^(nd) state in H atom sample find the max. number of spectral lines observed.

When the electron of a hydrogen atom jumps from the n=4 to the n=1 state , the number of all pos - sible spectral lines emitted is :-

When the electron of a hydrogen atom jumps from the n=4 to the n=1 state , the number of all pos - sible spectral lines emitted is :-

The electron in hydrogen atom in a sample is in n^(th) excited state, then the number of differrent spectrum lines obtained in its emission spectrum will be