Question 312: Atoms & Nuclei

Question

Hydrogen atom is excited from ground state to another state with principal quantum number equal to $$4.$$ Then the number of spectral lines in the emission spectra will be :

Accepted Answer

The possible number of the spectral lines is given
$$ = {{n\left( {n - 1} \right)} \over 2} = {{4\left( {4 - 1} \right)} \over 2} = 6$$

Answer

$$2$$

Answer

$$3$$

Answer

$$5$$

Answer

$$6$$

Atoms & Nuclei

Hydrogen atom is excited from ground state to another state with principal quantum number equal to $4.$ Then the number of spectral lines in the emission spectra will be :

Choose the correct answer: