ralphielreesesurber ralphielreesesurber

24-11-2018
Chemistry

contestada

period # for hydrogen

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smerry23 smerry23

24-11-2018

pretty positive the answer is 1

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AnimeBrainly AnimeBrainly

24-11-2018

The period number for hydrogen is 1 for it is located on the horizontally, the first line (with the other being helium).

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