User talk:Ak4766

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Hello, Ak4766, and welcome to Wikipedia! Thank you for your contributions. I hope you like the place and decide to stay. Unfortunately, one or more of your recent edits to the page Hydrogen spectral series did not conform to Wikipedia's verifiability policy, and may have been removed. Wikipedia articles should refer only to facts and interpretations verified in reliable, reputable print or online sources or in other reliable media. Always provide a reliable source for quotations and for any material that is likely to be challenged, or it may be removed. Wikipedia also has a related policy against including original research in articles.

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I hope you enjoy editing here and being a Wikipedian! Please sign your name on talk pages using four tildes ( ~ ); this will automatically produce your name and the date. If you need help, check out Questions, ask me on my talk page, or. Again, welcome. Schazjmd  (talk)  17:22, 3 August 2019 (UTC)

Discovery
But I've found the undiscovered values of the wavelength of seventh series of hydrogen spectrum which was experimentally demonstrated at 1972. Ak4766 (talk) 01:58, 4 August 2019 (UTC)