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2 K2CrO4 + 2 H2O + 3 H2S = 3 S + 2 Cr(OH)3 + 4 KOH
K2O + H4P2O7 = K4P2O7 + H2O =>
2 K2O + H4P2O7 = K4P2O7 + 2 H2O
NaOH + CaO = Na2CaO2 + H2O =>
2 NaOH + CaO = Na2CaO2 + H2O
Sc + NaOH + H2O = [Sc(OH)4]{-} + Na{+} + H2 =>
2 Sc + 2 NaOH + 6 H2O = 2[Sc(OH)4]{-} + 2 Na{+} + 3 H2
MgI2 + HCl = MgCl2 + I2 + H2 =>
MgI2 + 2 HCl = MgCl2 + I2 + H2
MgSO4 + K2CO3 = Mg(CO3) + K2(SO4) =>
MgSO4 + K2CO3 = Mg(CO3) + K2(SO4)
CO2 + O = CO4 =>
CO2 + 2 O = CO4
AgNO3 + RbCl = AgCl + NO3 + Rb =>
AgNO3 + RbCl = AgCl + NO3 + Rb
Fe2(SO3)3 + H2O = Fe(OH)3 + H2SO3 =>
Fe2(SO3)3 + 6 H2O = 2 Fe(OH)3 + 3 H2SO3
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
(NH4)2SO4 + Fe(OH)3 = Fe2(SO4)3 + NH3 + H2O =>
3(NH4)2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 NH3 + 6 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
GaCl3 + AgNO3 = Ga(NO3)3 + AgCl =>
GaCl3 + 3 AgNO3 = Ga(NO3)3 + 3 AgCl
CH3I + KOH = CH3OH + KI =>
CH3I + KOH = CH3OH + KI
K + I2 = K2I =>
4 K + I2 = 2 K2I
KHCO3 + O2 = KO + CO2 + H2O =>
4 KHCO3 + O2 = 4 KO + 4 CO2 + 2 H2O
Mg + Cu(NO3)2 = Cu + NO3{-} + Mg{2+} =>
Mg + Cu(NO3)2 = Cu + 2 NO3{-} + Mg{2+}
CH3COOH + HNO2 = CH3COO + H3O + NO =>
2 CH3COOH + HNO2 = 2 CH3COO + H3O + NO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ba3(PO4)2(s) = Ba + (PO4)2 =>
Ba3(PO4)2(s) = 3 Ba + (PO4)2
HClO4 + NH4OH = H2O + NH4ClO4 =>
HClO4 + NH4OH = H2O + NH4ClO4
HgO + H = Hg + H2O =>
HgO + 2 H = Hg + H2O
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
K2SO4 + [Au(H2O)6]Cl3 = KCl + [Au(H2O)6]2(SO4)3 =>
3 K2SO4 + 2[Au(H2O)6]Cl3 = 6 KCl + [Au(H2O)6]2(SO4)3
NH4H2PO4 + H2SO4 = (NH4)2SO4 + H3PO4 =>
2 NH4H2PO4 + H2SO4 = (NH4)2SO4 + 2 H3PO4
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
CoBr3 + K = KBr + Co =>
CoBr3 + 3 K = 3 KBr + Co
Al2 + O2 = Al2O3 =>
2 Al2 + 3 O2 = 2 Al2O3
Fe2(C2O4)3 + K4(Fe(CN)6) = C18Fe7N18 + K2C2O4 =>
2 Fe2(C2O4)3 + 3 K4(Fe(CN)6) = C18Fe7N18 + 6 K2C2O4
Al + Hg(CH3COO)2 = Al(CH3COO)3 + Hg =>
2 Al + 3 Hg(CH3COO)2 = 2 Al(CH3COO)3 + 3 Hg
Al + Hg(CH3COO)2 = Hg + Al(CH3COO) =>
2 Al + Hg(CH3COO)2 = Hg + 2 Al(CH3COO)
K2SO4 + [Au(H2O)6]Cl3 = KCl + [Au(H2O)6]2(SO4)3 =>
3 K2SO4 + 2[Au(H2O)6]Cl3 = 6 KCl + [Au(H2O)6]2(SO4)3
K2SiO3 + HF = KF + H2SiO3 =>
K2SiO3 + 2 HF = 2 KF + H2SiO3
KClO + CrCl3 + KOH = KCl + K2CrO4 + H2O =>
3 KClO + 2 CrCl3 + 10 KOH = 9 KCl + 2 K2CrO4 + 5 H2O
Na2SO4 + SrBr2 = SrSO4 + NaBr =>
Na2SO4 + SrBr2 = SrSO4 + 2 NaBr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ca3P2 + KOH + Cl2 = Ca3(PO4)2 + KCl + H2O =>
Ca3P2 + 16 KOH + 8 Cl2 = Ca3(PO4)2 + 16 KCl + 8 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
CaOH + Na3PO4 = Ca3PO4 + NaOH =>
3 CaOH + Na3PO4 = Ca3PO4 + 3 NaOH
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
P2H4 = PH3 + P4 =>
6 P2H4 = 8 PH3 + P4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
MnBr2 + K3PO4 = Mn3(PO4)2 + KBr =>
3 MnBr2 + 2 K3PO4 = Mn3(PO4)2 + 6 KBr
CsCl + Ca = CaCl2 + Cs =>
2 CsCl + Ca = CaCl2 + 2 Cs
MgCl + H2SO4 = H2Cl + MgSO4 =>
MgCl + H2SO4 = H2Cl + MgSO4
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NiSO4 + Ca(OH)2 = Ni(OH)2 + CaSO4 =>
NiSO4 + Ca(OH)2 = Ni(OH)2 + CaSO4
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