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4 Hg(NO3)2 + 4 Na2CO3 = 8 NaNO3 + Hg4CO6 + 3 CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KO2(s) + H2O(l) = KOH(aq) + O2 =>
4 KO2(s) + 2 H2O(l) = 4 KOH(aq) + 3 O2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
MnS + Cl2 + H2O = HCl + MnO2 + H2S =>
MnS + Cl2 + 2 H2O = 2 HCl + MnO2 + H2S
MnO + Cl2 = MnCl + O2 =>
2 MnO + Cl2 = 2 MnCl + O2
NaS + H2O2 = NaO2 + H2S =>
NaS + H2O2 = NaO2 + H2S
MgSO4 + Fe = FeSO4 + Mg =>
MgSO4 + Fe = FeSO4 + Mg
BaO + H2O = Ba + H2O2 =>
BaO + H2O = Ba + H2O2
NH4Br + S = (NH4)2S + Br =>
2 NH4Br + S = (NH4)2S + 2 Br
CO2(g) + H2O(l) = C4H10(l) + O(g) =>
4 CO2(g) + 5 H2O(l) = C4H10(l) + 13 O(g)
HOC6H4COOH = (OH)C6H4COOH =>
HOC6H4COOH = (OH)C6H4COOH
FeSO4 + Na2S = Fe2O3 + Na2SO4 + SO2 =>
8 FeSO4 + Na2S = 4 Fe2O3 + Na2SO4 + 8 SO2
CrCl2 + Na2Cr2O7 + HCl = CrCl3 + NaCl + H2O =>
6 CrCl2 + Na2Cr2O7 + 14 HCl = 8 CrCl3 + 2 NaCl + 7 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Ca(OH2) + Sc2 = Sc(OH2) + Ca2 =>
2 Ca(OH2) + Sc2 = 2 Sc(OH2) + Ca2
CoCl2 + NaPO4 = NaCl2 + CoPO4 =>
CoCl2 + NaPO4 = NaCl2 + CoPO4
HC2H3O2(aq) + RbOH(aq) = H2O(l) + RbC2H3O2(aq) =>
HC2H3O2(aq) + RbOH(aq) = H2O(l) + RbC2H3O2(aq)
Ai(OH)3 + H2SO4 = HOH + Ai2(SO4)3 =>
2 Ai(OH)3 + 3 H2SO4 = 6 HOH + Ai2(SO4)3
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
Cr2O7{2-} + HS{-} + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 HS{-} + 11 H{+} = 2 Cr{3+} + 3 S + 7 H2O
Na2CO3(aq) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O =>
Na2CO3(aq) + 2 CH3COOH(aq) = 2 CH3COONa(aq) + CO2(g) + H2O
BaCl2 + H2O2 + NH4OH = BaO2 + NH4Cl + H2O =>
BaCl2 + H2O2 + 2 NH4OH = BaO2 + 2 NH4Cl + 2 H2O
Mg(OH)2(aq) + HClO4(aq) = Mg(ClO4)2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HClO4(aq) = Mg(ClO4)2(aq) + 2 H2O(l)
KI + CI2 = KCI + I2 =>
KI + CI2 = KCI + I2
CuS + Fe2(SO4)3 = FeSO4 + CuSO4 + S =>
CuS + Fe2(SO4)3 = 2 FeSO4 + CuSO4 + S
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Al2O3 + Ba(OH)2 = BaAl2O4 + H2O =>
Al2O3 + Ba(OH)2 = BaAl2O4 + H2O
SN + NaOH = Na2SNO2 + H2 =>
SN + 2 NaOH = Na2SNO2 + H2
FeSO4 + AgSO4 = Ag + Fe(SO4)3 =>
FeSO4 + 2 AgSO4 = 2 Ag + Fe(SO4)3
KMnO4 + Na2SO3 + NaOH = H2MnO4 + Na2SO4 + Na2MnO4 + KOH =>
4 KMnO4 + 2 Na2SO3 + 6 NaOH = H2MnO4 + 2 Na2SO4 + 3 Na2MnO4 + 4 KOH
SN + NaOH = Na2SNO2 + H2 =>
SN + 2 NaOH = Na2SNO2 + H2
NiPO4 + ZnCl = NiCl + ZnPO4 =>
NiPO4 + ZnCl = NiCl + ZnPO4
MgCl2*6H2O = MgCl2 + H2O =>
MgCl2*6H2O = MgCl2 + 6 H2O
Li2CO3 = Li2 + CO3 =>
Li2CO3 = Li2 + CO3
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
KBrO3 + KI + HBr = KBr + I2 + H2O =>
KBrO3 + 6 KI + 6 HBr = 7 KBr + 3 I2 + 3 H2O
NaBr + Ag2SO4 = Na2SO4 + AgBr =>
2 NaBr + Ag2SO4 = Na2SO4 + 2 AgBr
Fe + Ag(NO3) = Fe(NO3)2 + Ag =>
Fe + 2 Ag(NO3) = Fe(NO3)2 + 2 Ag
BaSO4*4H2O = BaSO4 + H2O =>
BaSO4*4H2O = BaSO4 + 4 H2O
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
CH3OH + NaOH + CuSO4 = Cu2O + Na2SO4 + H2O + COH =>
2 CH3OH + 12 NaOH + 6 CuSO4 = 3 Cu2O + 6 Na2SO4 + 9 H2O + 2 COH
FeCl2 + Nh4OH = Fe(OH)2 + Nh4Cl =>
FeCl2 + 2 Nh4OH = Fe(OH)2 + 2 Nh4Cl
Cu + NaOH = CuO + NaH =>
Cu + NaOH = CuO + NaH
Hf5 + N2 = Hf1N1 =>
2 Hf5 + 5 N2 = 10 Hf1N1
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
ZnO + HSO3 = ZnHSO3 + O2 =>
2 ZnO + 2 HSO3 = 2 ZnHSO3 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
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