Atomic Theory

The ________ series describes a series of spectral line emissions of the hydrogen atom that reflect emissions of photons by electrons in excited states transitioning to the quantum level described by the principal quantum number n equals 2.

One 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Two 20 21 22 23 24 25 26 27 28 29 30 31
Three 32 33 34 35 36 37 38 39 40 41 42 43 44
Four 45 46 47 48 49 50 51 52 53 54 55 56
  
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