Question

определите степень окисления H2S, AlH3, NaH, N2H4, CaH2, KHSO4, Al2(SO4)3, Cl2, O2, MgOH2, NaF, Cu(NO3)2

Answer 1

H⁺₂S⁻²;

Al⁺³H⁻₃;

Na⁺H⁻;

N⁻²₂H⁺₄;

Ca⁺²H⁻₂;

K⁺H⁺S⁺⁶O⁻²₄;

Al⁺³₂(S⁺⁶O⁻²₄)₃;

Cl⁰₂;

O⁰₂;

Mg⁺²(O⁻²H⁺)₂;

Na⁺F⁻;

Cu⁺²(N⁺⁵O⁻²₃)₂.