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H2S
Sulfan
NH3
Amoniak
NH4
Amonný kation
S-2
Sulfidový anion
CN-
Kyanidový anion
HCN
Kyanovodík
H2SO4
H2 - vodíkový kation, SO4 - sírový anion
Peroxid vodíků
H2O2
PH3
Fosfan
AsH3
Arsan