H, VODOROD, NaCl, OSH TUZI, H2O, SUV, H2SO4, SULFAT KISLOTA, KOH, KALIY GIDROKSID, O VA Na, KISLOROD VA NATRIY, 1 VA 2 VALENTLI ELEMENT, Cu va Hg, 2,3,4,5,6,7 VALENTLI ELEMENT, Mn, 1,3,5,7 VALENTLI ELEMENT, Cl,Br,J At, 1,2,3,4 VALENTLI ELEMENT, N.

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