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K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
MnO4{-} + SO3{2-} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + SO3{2-} + 2 OH{-} = 2 MnO4{2-} + SO4{2-} + H2O
C6H5OH + K2Cr2O7 + H2SO4 = C6H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C6H4O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
(NH4)2S + HgBr2 = NH4Br + HgS =>
(NH4)2S + HgBr2 = 2 NH4Br + HgS
ZnF2 + AgNO3 = AgF + Zn(NO3)2 =>
ZnF2 + 2 AgNO3 = 2 AgF + Zn(NO3)2
HAuCl3 + K4Fe(CN)6 + Pt2N8H24C10O10 + NO2 = KAu(CN)2 + KHCl2 + Fe7C18N18 + Pt4Cl3 + H2O + KAu(CN)2Cl2 =>
92 HAuCl3 + 42 K4Fe(CN)6 + 4 Pt2N8H24C10O10 + 8 NO2 = 33 KAu(CN)2 + 76 KHCl2 + 6 Fe7C18N18 + 2 Pt4Cl3 + 56 H2O + 59 KAu(CN)2Cl2
N + H = NH =>
N + H = NH
P2O5 = P4 + O2 =>
2 P2O5 = P4 + 5 O2
CrCl3 + Ba3(PO4)2 = CrPO4 + BaCl2 =>
2 CrCl3 + Ba3(PO4)2 = 2 CrPO4 + 3 BaCl2
(NH4)2SO4 = NH3 + H2O + SO3 =>
(NH4)2SO4 = 2 NH3 + H2O + SO3
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + Na2C2O4 + H2SO4 = K2SO4 + CO2 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = K2SO4 + 10 CO2 + 2 MnSO4 + 5 Na2SO4 + 8 H2O
S + H2O = H2S + SO2 =>
3 S + 2 H2O = 2 H2S + SO2
NaClO + HBr = Br2 + NaCl + H2O =>
NaClO + 2 HBr = Br2 + NaCl + H2O
Al(OH)3 + NaCl = AlCl3 + NaOH =>
Al(OH)3 + 3 NaCl = AlCl3 + 3 NaOH
K2CO3 + H2O = KOH + H2CO3 =>
K2CO3 + 2 H2O = 2 KOH + H2CO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH2OH = H2CCH2 + H2O =>
CH3CH2OH = H2CCH2 + H2O
C2H2 = C2 + H2 =>
C2H2 = C2 + H2
Cd + Br2 = Cd{2+} + Br{-} =>
Cd + Br2 = Cd{2+} + 2 Br{-}
BeCl2 + AgNO3 = Be(NO3)2 + AgCl =>
BeCl2 + 2 AgNO3 = Be(NO3)2 + 2 AgCl
CaZnO2 + HCl = CaCl2 + ZnO + H2O =>
CaZnO2 + 2 HCl = CaCl2 + ZnO + H2O
K2C2O4 + H2SO4 = H2C2O4 + K2SO4 =>
K2C2O4 + H2SO4 = H2C2O4 + K2SO4
CuSO4 + S = CuS2O4 =>
CuSO4 + S = CuS2O4
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
HCl + SO3 = ClSO3H =>
HCl + SO3 = ClSO3H
H2S(aq) + NiSO4(aq) = H2SO4(s) + NiS(aq) =>
H2S(aq) + NiSO4(aq) = H2SO4(s) + NiS(aq)
Ag(s) + KNO3(aq) = AgNO3 + K =>
Ag(s) + KNO3(aq) = AgNO3 + K
SO2 + N2 = NO2 + S =>
2 SO2 + N2 = 2 NO2 + 2 S
(NH4)2SO4 = NH3 + H2O + SO3 =>
(NH4)2SO4 = 2 NH3 + H2O + SO3
O3 = O2 =>
2 O3 = 3 O2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
C + Be = CBe =>
C + Be = CBe
H2SO4 + HCl = HClO3 + H2S =>
3 H2SO4 + 4 HCl = 4 HClO3 + 3 H2S
Zn(OH)2 + Na = Na(OH) + Zn =>
Zn(OH)2 + 2 Na = 2 Na(OH) + Zn
Na3VO4 + H2O2 = Na3[V(O2)4] + H2O =>
Na3VO4 + 4 H2O2 = Na3[V(O2)4] + 4 H2O
Au + HNO3 + HCl = HAuCl4 + NO + H2O =>
Au + HNO3 + 4 HCl = HAuCl4 + NO + 2 H2O
Fe + C = Fe3C =>
3 Fe + C = Fe3C
Br2 + HCl = BrCl + H2 =>
Br2 + 2 HCl = 2 BrCl + H2
Li2CO3 + Fe2O3 = LiFeO2 + CO2 =>
Li2CO3 + Fe2O3 = 2 LiFeO2 + CO2
Na3PO4(aq) + CaCl2(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
Al + Br{3} + Cl{2} = AlCl{3} + Br{2} =>
Al + Br{3} + Cl{2} = AlCl{3} + Br{2}
CH2 + H2O = CO2 + H2 =>
CH2 + 2 H2O = CO2 + 3 H2
B + I2 = BI3 =>
2 B + 3 I2 = 2 BI3
KOH + AgCl = KCl + AgOH =>
KOH + AgCl = KCl + AgOH
C2H5OH + CuO = C2H4O + Cu + H2O =>
C2H5OH + CuO = C2H4O + Cu + H2O
SiF4 + H2O = H4SiO4 + H2SiF6 =>
3 SiF4 + 4 H2O = H4SiO4 + 2 H2SiF6
P + I + H2O = H3PO4 + HI =>
P + 5 I + 4 H2O = H3PO4 + 5 HI
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