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Ca + 2 C = CaC2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
(NH4)2S2O8 = NH4 + S2O8 =>
(NH4)2S2O8 = 2 NH4 + S2O8
C6H5NH3Cl + NaOH = C6H5NH2 + H2O + NaCl =>
C6H5NH3Cl + NaOH = C6H5NH2 + H2O + NaCl
KHP + NaOH = H2O + NaKP =>
KHP + NaOH = H2O + NaKP
NaCO3 + Br2 = NaBr + NaBrO3 + CO2 =>
6 NaCO3 + 3 Br2 = 4 NaBr + 2 NaBrO3 + 6 CO2
H3CCH3 + O2 = CO + H2O =>
2 H3CCH3 + 5 O2 = 4 CO + 6 H2O
N3PO4 + NaOH = N3OH + NaPO4 =>
N3PO4 + NaOH = N3OH + NaPO4
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Fe2S3 + Br2 = FeBr3 + S8 =>
8 Fe2S3 + 24 Br2 = 16 FeBr3 + 3 S8
(C6H6O) + FeCl3 = Fe(C6H3O)3 + H + Cl =>
3(C6H6O) + FeCl3 = Fe(C6H3O)3 + 9 H + 3 Cl
CH3COOAg + H2S = CH3COOH + Ag2S =>
2 CH3COOAg + H2S = 2 CH3COOH + Ag2S
MnCl2 + Br2 = MnBr2 + Cl =>
MnCl2 + Br2 = MnBr2 + 2 Cl
FeI + AgNO3 = AgI + FeNO3 =>
FeI + AgNO3 = AgI + FeNO3
CH3COONa + Ca(HCO3)2 = CH3COOCa + Na(HCO3)2 =>
CH3COONa + Ca(HCO3)2 = CH3COOCa + Na(HCO3)2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
CaO + H2CO3 = Ca(HCO3)2 + H2O =>
CaO + 2 H2CO3 = Ca(HCO3)2 + H2O
NiCl2(aq) + Ba(NO3)2(aq) = Ni(NO3)2 + BaCl2 =>
NiCl2(aq) + Ba(NO3)2(aq) = Ni(NO3)2 + BaCl2
(NH4)2S2O8 = NH4 + S2O8 =>
(NH4)2S2O8 = 2 NH4 + S2O8
Ca(OH)2 + H2(CO3) = H(OH) + Ca(CO3) =>
Ca(OH)2 + H2(CO3) = 2 H(OH) + Ca(CO3)
MnO4 + K2C2O4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
MnO4 + 3 K2C2O4 + 4 H2SO4 = 3 K2SO4 + MnSO4 + 4 H2O + 6 CO2
SiO2 + H2O = Si(OH)2 + O =>
SiO2 + H2O = Si(OH)2 + O
FeCl3 + K3PO4 = FePO4 + KCl =>
FeCl3 + K3PO4 = FePO4 + 3 KCl
Se + HNO3 + H2O = H2SeO3 + NO =>
3 Se + 4 HNO3 + H2O = 3 H2SeO3 + 4 NO
Kr + N2 = KrN2 =>
Kr + N2 = KrN2
MgSO4(aq) + CaS(aq) = CaSO4(l) + MgS(aq) =>
MgSO4(aq) + CaS(aq) = CaSO4(l) + MgS(aq)
C22H46(l) + O2(g) = CO2(g) + H2O(g) =>
2 C22H46(l) + 67 O2(g) = 44 CO2(g) + 46 H2O(g)
BaCl2(ac) + (NH4)2Co3(ac) = BaCo3(s) + NH4Cl(ac) =>
BaCl2(ac) + (NH4)2Co3(ac) = BaCo3(s) + 2 NH4Cl(ac)
CH3OH + KOH = KCH3 + OH =>
CH3OH + KOH = KCH3 + 2 OH
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
As2S3 + H2O2 = H2O + AsO4{3-} + SO4{2-} + H{+} =>
As2S3 + 14 H2O2 = 8 H2O + 2 AsO4{3-} + 3 SO4{2-} + 12 H{+}
HNO3 + KF = KNO3 + F2 + NO + H2O =>
8 HNO3 + 6 KF = 6 KNO3 + 3 F2 + 2 NO + 4 H2O
Br + FeBr3 = FeBr4{-} + Br{+} =>
2 Br + FeBr3 = FeBr4{-} + Br{+}
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Hg2{2+} + OH{-} = Hg2O + H2O =>
Hg2{2+} + 2 OH{-} = Hg2O + H2O
CuSO4 + (NH4)2S = (NH4)2SO4 + CuSO2 =>
2 CuSO4 + (NH4)2S = (NH4)2SO4 + 2 CuSO2
NaOBr + HCl = HOBr + NaCl =>
NaOBr + HCl = HOBr + NaCl
Ti + P4 = Ti3P4 =>
3 Ti + P4 = Ti3P4
Al + KOH + H2O = KAl(OH)4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl(OH)4 + 3 H2
KOH + CS2 = K2CS3 + K2CO3 + H2O =>
6 KOH + 3 CS2 = 2 K2CS3 + K2CO3 + 3 H2O
Fe(NO3)3 + K2CrO4 = FeCrO4 + K2(NO3)3 =>
Fe(NO3)3 + K2CrO4 = FeCrO4 + K2(NO3)3
Cs(s) + N2(g) = Cs3N(s) =>
6 Cs(s) + N2(g) = 2 Cs3N(s)
S2O3 = S + SO2 =>
2 S2O3 = S + 3 SO2
Al(OH)3 + NaOH = Na3[Al(OH)6] =>
Al(OH)3 + 3 NaOH = Na3[Al(OH)6]
Cu + N + O2 = Cu(NO3)2 =>
Cu + 2 N + 3 O2 = Cu(NO3)2
Zn(s) + HBr = ZnBr2 + H2 =>
Zn(s) + 2 HBr = ZnBr2 + H2
CaPbO = PbCaO =>
CaPbO = PbCaO
Na2S5 + Cl2 + H2O = NaHSO4 + HCl + H2SO4 =>
Na2S5 + 16 Cl2 + 20 H2O = 2 NaHSO4 + 32 HCl + 3 H2SO4
HClO4(aq) + BaCO3(s) = Ba(ClO4)2(aq) + CO2(g) + H2O =>
2 HClO4(aq) + BaCO3(s) = Ba(ClO4)2(aq) + CO2(g) + H2O
Hg(NO3)2 + CuSO4 = Hg(SO4)2 + CuNO3 =>
Hg(NO3)2 + 2 CuSO4 = Hg(SO4)2 + 2 CuNO3
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