What is line spectra? - Quora

How does molecular spectra arise? - Quora

Why it is possible for an atom with more electrons to have fewer lines in the visible spectrum? - Quora

What is the fine structure of the hydrogen alpha spectral line? - Kameswari Consultancy Services's Space - Quora

The number of spectral lines formed by a transition having an energy difference between two energy states 12.75ev (for hydrogen) is? - Quora

Is there any explanation for the spots of missing colors in NASA's solar spectrum that makes sense to you? - Quora

Spectra: How does a continuous spectrum differ from a line spectrum? - Quora

What are spectral lines? - Quora

What is a red shift, and how do we know about it? - Quora

It seems much less known about atoms and their frequency electron behaviour in the low end of the frequency spectrum, below the ionization region. Is it true? - Quora

What does line spectrum tell is about the structure of an atom? - Quora

How would one estimate the rotation period of a star from its spectrum? - Quora

Why does a gas discharged under low pressure give non-continuous spectra whereas it gives continuous spectra under high pressure? - Quora

What is the difference between line spectra and continuous spectra? What are some examples of each? How can you tell which type you're looking at? - Quora

What are spectral lines? - Quora