Hidrogen, Are 1 electron., Oxigen, Folosit in medicina, Sulf, Numit si pucioasa., Kalium, Potasiu, Hidrargirium, Metal lichid, Neon, Gaz rar, Fer, Folosit in obtinerea otelului, Calciu, Il gasim in oase, Iod, Se dizolva in alcool, Clor, Gaz de lupta

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