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2 HgS + 3 O2 = 2 HgO + 2 SO2
C2H4 + O2 = C + H2O =>
C2H4 + O2 = 2 C + 2 H2O
AgSO4 + NaOH = Ag(OH)2 + Na2SO4 =>
AgSO4 + 2 NaOH = Ag(OH)2 + Na2SO4
Xe + Fe2 = XeFe6 =>
Xe + 3 Fe2 = XeFe6
CH3Br + NH3 = CH3NH2 + HBr =>
CH3Br + NH3 = CH3NH2 + HBr
NH + O = NO + HO =>
NH + 2 O = NO + HO
NH4NO3 + BaO = NH3 + Ba(NO3)2 + H2O =>
2 NH4NO3 + BaO = 2 NH3 + Ba(NO3)2 + H2O
SeO2 + H2 = SeO2H2 =>
SeO2 + H2 = SeO2H2
Mg + Ca(NO3)2 + H2O = Mg(NO3)OH + Ca(NO3)OH + H2 =>
Mg + Ca(NO3)2 + 2 H2O = Mg(NO3)OH + Ca(NO3)OH + H2
CuS + Zn(OH)2 = Cu(OH)2 + ZnS =>
CuS + Zn(OH)2 = Cu(OH)2 + ZnS
K2S + HF = K2F + HS =>
K2S + HF = K2F + HS
BrO3 + H2 = Br2 + H2O =>
2 BrO3 + 6 H2 = Br2 + 6 H2O
K2Cr2O7 + H2SO2 + H2O2 = CrO5 + K2SO4 + H2O =>
K2Cr2O7 + H2SO2 + 6 H2O2 = 2 CrO5 + K2SO4 + 7 H2O
(NH3) + O2 = NO + H2O =>
4(NH3) + 5 O2 = 4 NO + 6 H2O
Ca3(PO3)2 = Ca3P2O6 =>
Ca3(PO3)2 = Ca3P2O6
BeO + CaO = BeCa + O2 =>
BeO + CaO = BeCa + O2
Na + CuO = NaO + Cu =>
Na + CuO = NaO + Cu
Mg(oh)2 + HCl = MgCl2 + H30 =>
15 Mg(oh)2 + 60 HCl = 30 MgCl2 + 2 H30
U + H2O = UO2 + H2 =>
U + 2 H2O = UO2 + 2 H2
KMnO4 + NaOH + Na2S2O = K2SO4 + Na2MnO4 + KOH + H2O =>
12 KMnO4 + 22 NaOH + Na2S2O = 2 K2SO4 + 12 Na2MnO4 + 8 KOH + 7 H2O
I2 + Cl2(g) = ICl3 =>
I2 + 3 Cl2(g) = 2 ICl3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
S2 + O3 = SO3 =>
S2 + 2 O3 = 2 SO3
HBrO + KOH = HOH + KBrO =>
HBrO + KOH = HOH + KBrO
CaO + H3N = Ca3N2 + H2O =>
3 CaO + 2 H3N = Ca3N2 + 3 H2O
H2SO4 + NH3 = HNH3 + SO4 =>
H2SO4 + 2 NH3 = 2 HNH3 + SO4
KIO3 + H2SO4 = K2SO4 + H2O + I2 + O2 =>
4 KIO3 + 2 H2SO4 = 2 K2SO4 + 2 H2O + 2 I2 + 5 O2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Ca + F2 = CaF2 =>
Ca + F2 = CaF2
CrCl2 + H2SO4 = Cr2(SO4)3 + HCl + H2O + H2S =>
8 CrCl2 + 13 H2SO4 = 4 Cr2(SO4)3 + 16 HCl + 4 H2O + H2S
Mg(s) + H2O(l) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(aq) + H2(g)
H2 + AgNO3 = HNO3 + Ag =>
H2 + 2 AgNO3 = 2 HNO3 + 2 Ag
C2H5Cl = C4H10 + Cl2 =>
2 C2H5Cl = C4H10 + Cl2
MgCl2 + K2SO3 = KCl + MgSO3 =>
MgCl2 + K2SO3 = 2 KCl + MgSO3
Cr(OH)3 = Cr + H2O + O2 =>
4 Cr(OH)3 = 4 Cr + 6 H2O + 3 O2
HNO3 + H2S = H2SO4 + NO2 + H2O =>
8 HNO3 + H2S = H2SO4 + 8 NO2 + 4 H2O
Ba(NO3)2 + NiSO4 = BaSO4 + Ni(NO3)2 =>
Ba(NO3)2 + NiSO4 = BaSO4 + Ni(NO3)2
HgS(s) = Hg(l) + S8(s) =>
8 HgS(s) = 8 Hg(l) + S8(s)
C4H9I + NaOH = C4H9OH + NaI =>
C4H9I + NaOH = C4H9OH + NaI
CO2 + Mg = C + MgO =>
CO2 + 2 Mg = C + 2 MgO
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
NaF + H2SO4 = NaHSO4 + HF =>
NaF + H2SO4 = NaHSO4 + HF
NH4OH + O2 = HNO3 + H2O =>
NH4OH + 2 O2 = HNO3 + 2 H2O
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
SbCl3 + H2 = Sb + HCl =>
2 SbCl3 + 3 H2 = 2 Sb + 6 HCl
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
O2 + {-} = O{2-} =>
O2 + 4e = 2 O{2-}
Li3N + H2 = NH3 + Li =>
2 Li3N + 3 H2 = 2 NH3 + 6 Li
Gd + Cl = GdCl =>
Gd + Cl = GdCl
KHSeO3 + KOH = K2SeO3 + H2O =>
KHSeO3 + KOH = K2SeO3 + H2O
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