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Br2 + Cu = CuBr2
Fe + CuSO4(aq) = FeSO4(aq) + Cu =>
Fe + CuSO4(aq) = FeSO4(aq) + Cu
HgO = Hg + O = =>
HgO = Hg + O
K2MnO4 + HI = MnI2 + I2 + KI + H2O =>
K2MnO4 + 8 HI = MnI2 + 2 I2 + 2 KI + 4 H2O
Zn + CUSO4 = Zn(SO4)10 + (CU)13 =>
13 Zn + 130 CUSO4 = 13 Zn(SO4)10 + 10(CU)13
Sn + S8 = SnS2 =>
4 Sn + S8 = 4 SnS2
NaOCl + CaCl2 = Ca(OCl)2 + NaCl =>
2 NaOCl + CaCl2 = Ca(OCl)2 + 2 NaCl
HCl + MnO = MnCl2 + H2O =>
2 HCl + MnO = MnCl2 + H2O
Fe{+3} + PO4{-3} = FePO4 =>
Fe{+3} + PO4{-3} = FePO4
H{+} + Br{-} = H2 + Br2 =>
2 H{+} + 2 Br{-} = H2 + Br2
CH3CH2NH2NaNO2HCl = CH3CH2OHN2NaClH2O =>
CH3CH2NH2NaNO2HCl = CH3CH2OHN2NaClH2O
KCI + NaNO3 = KNO3 + NaCI =>
KCI + NaNO3 = KNO3 + NaCI
Zn{2+} + H2S = ZnS + H{+} =>
Zn{2+} + H2S = ZnS + 2 H{+}
CH3NH2 + KOH = KCH3NH + H2O =>
CH3NH2 + KOH = KCH3NH + H2O
C23H48 + CuO = Cu2O + H2O + CO2 =>
C23H48 + 140 CuO = 70 Cu2O + 24 H2O + 23 CO2
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
Cu(NH3)4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + K + (NH3) =>
2 Cu(NH3)4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + 4 K + 8(NH3)
Mn + O2 = Mn3O4 =>
3 Mn + 2 O2 = Mn3O4
Ca + HNO3 = Ca(NO3)2 + N2 + H2O =>
5 Ca + 12 HNO3 = 5 Ca(NO3)2 + N2 + 6 H2O
Cu(OH)2 = Cu + (OH) =>
Cu(OH)2 = Cu + 2(OH)
K(s) + B2O3(aq) = K2O(aq) + B(s) =>
6 K(s) + B2O3(aq) = 3 K2O(aq) + 2 B(s)
HCHO + NaOH + I2 = HCOONa + NaI + H2O =>
HCHO + 3 NaOH + I2 = HCOONa + 2 NaI + 2 H2O
KBr + NaOH + Cl2 = KOH + Br + NaCl =>
2 KBr + 2 NaOH + Cl2 = 2 KOH + 2 Br + 2 NaCl
Ag2SO4(aq) + FeCl3(aq) = Fe2(SO4)3(aq) + AgCl(s) =>
3 Ag2SO4(aq) + 2 FeCl3(aq) = Fe2(SO4)3(aq) + 6 AgCl(s)
HNo3 + PbO = Pb(No3)2 + H2O =>
2 HNo3 + PbO = Pb(No3)2 + H2O
Na2SO3 + HBr = NaBr + H2O + SO2 =>
Na2SO3 + 2 HBr = 2 NaBr + H2O + SO2
Pb + P = Pb4P =>
4 Pb + P = Pb4P
HOAc = H + OAc =>
HOAc = H + OAc
MgCl2Na2CO3 + H2O = Mg2(OH)2CO3 + CO2 + NaCl =>
2 MgCl2Na2CO3 + H2O = Mg2(OH)2CO3 + CO2 + 4 NaCl
V2O3 + Al = V3 + Al2O3 =>
3 V2O3 + 6 Al = 2 V3 + 3 Al2O3
Na2O + CO = NaCO3 + Na =>
2 Na2O + CO = NaCO3 + 3 Na
Ag + H3PO4 = Ag3PO4 + H2 =>
6 Ag + 2 H3PO4 = 2 Ag3PO4 + 3 H2
HC2H5O2 + OH = C2H5O2 + H2O =>
HC2H5O2 + OH = C2H5O2 + H2O
Pb + HBr = PbBr4 + H2 =>
Pb + 4 HBr = PbBr4 + 2 H2
SO4{-} + C2H3Cl + H2O = CO2 + H{+} + Cl{-} + SO4{2-} =>
10 SO4{-} + C2H3Cl + 4 H2O = 2 CO2 + 11 H{+} + Cl{-} + 10 SO4{2-}
C18H36O2 + Fe3{+} + H2O = CO2 + Fe + H{+} =>
C18H36O2 + 104 Fe3{+} + 34 H2O = 18 CO2 + 312 Fe + 104 H{+}
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Cr + Al2(SO4)3 = Al + CrSO4 =>
3 Cr + Al2(SO4)3 = 2 Al + 3 CrSO4
CH2CHCH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 CH2CHCH3 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 6 K2SO4 + 12 MnSO4 + 18 H2O
CH3I + O2 = CO2 + H2O + I2 =>
4 CH3I + 7 O2 = 4 CO2 + 6 H2O + 2 I2
K2[Zn(OH)4] + Si = KOH + Si(OH)4 + Zn =>
2 K2[Zn(OH)4] + Si = 4 KOH + Si(OH)4 + 2 Zn
Cl2 + (NH4)2SO3 + H2O = H2SO4 + NH4Cl =>
Cl2 + (NH4)2SO3 + H2O = H2SO4 + 2 NH4Cl
Cu2SO4(aq) + NaK(C4H4O6)(aq) + NaOH(aq) = Na2[Cu(C4H4O6)2](aq) + KOH(aq) + NaSO4(aq) + Na =>
Cu2SO4(aq) + 4 NaK(C4H4O6)(aq) + 4 NaOH(aq) = 2 Na2[Cu(C4H4O6)2](aq) + 4 KOH(aq) + NaSO4(aq) + 3 Na
CuCl2 + K3PO4 = KCl + Cu3P2O8 =>
3 CuCl2 + 2 K3PO4 = 6 KCl + Cu3P2O8
Na + NaOH = Na3OH =>
2 Na + NaOH = Na3OH
K2FeO4 + NH4 = KFeO2 + N2 + KOH + H2O =>
8 K2FeO4 + 6 NH4 = 8 KFeO2 + 3 N2 + 8 KOH + 8 H2O
CO2 + HCl = CCl4 + H2O =>
CO2 + 4 HCl = CCl4 + 2 H2O
ZnCl + HSO4 = ZnSO4 + HCl =>
ZnCl + HSO4 = ZnSO4 + HCl
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
Ca(MnO4)2 + Li3PO4 = Ca3(PO4)2 + LiMnO4 =>
3 Ca(MnO4)2 + 2 Li3PO4 = Ca3(PO4)2 + 6 LiMnO4
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