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2 Zn + CaCl4 = Ca + 2 ZnCl2
KI + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
6 KI + 7 H2SO4 + K2Cr2O7 = Cr2(SO4)3 + 3 I2 + 4 K2SO4 + 7 H2O
O2(g) + C6H6(l) = H2O(g) + CO2(g) =>
15 O2(g) + 2 C6H6(l) = 6 H2O(g) + 12 CO2(g)
C2H5OH + Ca = (C2H5O)2Ca + H2 =>
2 C2H5OH + Ca = (C2H5O)2Ca + H2
Br3Cl + H = HCl + HBr =>
Br3Cl + 4 H = HCl + 3 HBr
BaCO3 + Ti2O3 = BaTi2O4 + CO2 =>
BaCO3 + Ti2O3 = BaTi2O4 + CO2
MnO4{-} + S{-2} + H{+} = MnO2 + SO4{-2} + H2O =>
8 MnO4{-} + 3 S{-2} + 8 H{+} = 8 MnO2 + 3 SO4{-2} + 4 H2O
CuCl2 + Hg = HgCl2 + Cu =>
CuCl2 + Hg = HgCl2 + Cu
K(OH)2 + AlCl = KCl + Al(OH)2 =>
K(OH)2 + AlCl = KCl + Al(OH)2
CaCO3(s) + Fe(s) = Ca(s) + FeCO3(s) =>
CaCO3(s) + Fe(s) = Ca(s) + FeCO3(s)
P2O3 + H2O = PH3 + H3PO4 =>
2 P2O3 + 6 H2O = PH3 + 3 H3PO4
PB2 + O2 = PB2O2 =>
PB2 + O2 = PB2O2
Mg + J = MgJ2 =>
Mg + 2 J = MgJ2
AI + Br2 = AIBr3 =>
2 AI + 3 Br2 = 2 AIBr3
NaNO3 + Cu + H2SO4 = NO2 + H2O + CuSO4 + Na2SO4 =>
2 NaNO3 + Cu + 2 H2SO4 = 2 NO2 + 2 H2O + CuSO4 + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu2 + Mg(NO3)2 = Mg2 + Cu(NO3)2 =>
Cu2 + 2 Mg(NO3)2 = Mg2 + 2 Cu(NO3)2
C2H6O + HCl = C2H6OCl + H2 =>
2 C2H6O + 2 HCl = 2 C2H6OCl + H2
KI + CU(NO3)2 = CUI + I2 + KNO3 =>
4 KI + 2 CU(NO3)2 = 2 CUI + I2 + 4 KNO3
HNo3 + Na3PO4 = NaNo3 + H3PO4 =>
3 HNo3 + Na3PO4 = 3 NaNo3 + H3PO4
CI + NaBr = NaCI + Br2 =>
2 CI + 2 NaBr = 2 NaCI + Br2
C4H8 + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
15 C4H8 + 16 KMnO4 + 24 H2SO4 = 20 C3H6O2 + 8 K2SO4 + 16 MnSO4 + 24 H2O
Fe2O3 + NaCl = FeCl3 + Na2O =>
Fe2O3 + 6 NaCl = 2 FeCl3 + 3 Na2O
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Mg(s) + NaF(s) = MgF2(s) + Na(s) =>
Mg(s) + 2 NaF(s) = MgF2(s) + 2 Na(s)
Mg + O2 = MgO* =>
2 Mg + O2 = 2 MgO*
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
H2C2O4 + MnO4{-} = CO2 + H2O + MnO + OH{-} =>
5 H2C2O4 + 2 MnO4{-} = 10 CO2 + 4 H2O + 2 MnO + 2 OH{-}
O + CO2 = CO3 =>
O + CO2 = CO3
FeS + H2SO4 + H2O = FeHSO4 + H2S =>
8 FeS + 7 H2SO4 + 4 H2O = 8 FeHSO4 + 7 H2S
AlCl3(aq) + AgNO3(aq) = AgCl(s) + Al(NO3)3(aq) =>
AlCl3(aq) + 3 AgNO3(aq) = 3 AgCl(s) + Al(NO3)3(aq)
H2S + Na2CrO7 + H2SO4 = Cr(SO4)3 + H2O + NaHSO4 =>
3 H2S + 4 Na2CrO7 + 17 H2SO4 = 4 Cr(SO4)3 + 16 H2O + 8 NaHSO4
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl2 + H2O =>
C6H5NO2 + 3 Fe + 6 HCl = C6H5NH2 + 3 FeCl2 + 2 H2O
CH3NH2 + KOH = CH3O + KNH3 =>
CH3NH2 + KOH = CH3O + KNH3
C2H5COOH + Ca(HCO3)2 = C2H5COOCa + H2O + CO2 =>
15 C2H5COOH + 14 Ca(HCO3)2 = 14 C2H5COOCa + 24 H2O + 31 CO2
CaOCl2 + NH3 = N2 + Ca{+2} + Cl{-} + H2O =>
3 CaOCl2 + 2 NH3 = N2 + 3 Ca{+2} + 6 Cl{-} + 3 H2O
Fe2S3O9 + HClO4 = FeCl3O12 + SO2 + H2O =>
Fe2S3O9 + 6 HClO4 = 2 FeCl3O12 + 3 SO2 + 3 H2O
HClCaCO4 = CaClHCO4 =>
HClCaCO4 = CaClHCO4
Al2(CO3)3 + HOH = Al(OH)3 + H2CO3 =>
Al2(CO3)3 + 6 HOH = 2 Al(OH)3 + 3 H2CO3
NaHSO4 + BaCl2 = NaCl + BaSO4 + HCl =>
NaHSO4 + BaCl2 = NaCl + BaSO4 + HCl
Sr(NO3)2 + (NH4)2(SO4) = Sr2(SO4)2 + (NH4)(NO3) =>
2 Sr(NO3)2 + 2(NH4)2(SO4) = Sr2(SO4)2 + 4(NH4)(NO3)
Cr2O7{-2} + H{+} + SO3{2-} = Cr{+3} + H2O + SO4{2-} =>
Cr2O7{-2} + 8 H{+} + 3 SO3{2-} = 2 Cr{+3} + 4 H2O + 3 SO4{2-}
K3PO4(s) + Al(NO3)3(s) = KNO3(s) + AlPO4(s) =>
K3PO4(s) + Al(NO3)3(s) = 3 KNO3(s) + AlPO4(s)
H2SO4 + I{-} + IO3{-} = I2 + H2O + SO4{2-} =>
3 H2SO4 + 5 I{-} + IO3{-} = 3 I2 + 3 H2O + 3 SO4{2-}
LiOH + HCl = LiCl + OH2 =>
LiOH + HCl = LiCl + OH2
Fe(NO3)2 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + KNO3 =>
3 Fe(NO3)2 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 6 KNO3
NaOH + (Fe{2}){3}(SO{4}){3} = FeOH{3} + Na{2}SO{4} =>
NaOH + (Fe{2}){3}(SO{4}){3} = FeOH{3} + Na{2}SO{4}
As(s) + KBrO(aq) + KOH(aq) = K3AsO4(aq) + KBr(aq) + H2O(l) =>
2 As(s) + 5 KBrO(aq) + 6 KOH(aq) = 2 K3AsO4(aq) + 5 KBr(aq) + 3 H2O(l)
HgCl2 + H2SO4 = HgSO4 + HCl =>
HgCl2 + H2SO4 = HgSO4 + 2 HCl
Pe + H2SO4 = Pe(SO4)3 + H2 =>
Pe + 3 H2SO4 = Pe(SO4)3 + 3 H2
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