In the spectrum of singly ionized helium, the wavelength of a line observed is almost the same as the first line of Balmer series of hydrogen. It is due to transition of electron from to ‘*’. What is the value of ‘*’ |

In the spectrum of singly ionized helium, the wavelength of a line observed is almost the same as the first line of Balmer series of hydrogen. It is due to transition of electron from to ‘*’. What is the value of ‘*’ |

1 Answer

127 votes

For the first line of Balmer series of hydrogen For singly ionized helium Given |

127 votes

127