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How many spectral lines are there in the hydrogen spectrum?(a) Infinity(b) Zero(c) Multiple(d) OneI had been asked this question by my college professor while I was bunking the class.I'm obligated to ask this question of The Line Spectra of the Hydrogen Atom topic in section Atoms of Physics – Class 12

Answer»

Correct choice is (c) Multiple

For explanation I WOULD say: Even though hydrogen has only one electron in its OUTERMOST shell, it has multiple spectral LINES. This is because hydrogen has many energy LEVELS. When the electron excites from a lower level of energy into a higher level, then it RELEASES a photon, and this photon is the one that appears as spectral lines.



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