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Ca2 + O2 = 2 CaO
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2 =>
K2Cr2O7 + Ba(NO3)2 = BaCr2O7 + K2(NO3)2
Al + C2Cl4 = AlCl3 + C =>
4 Al + 3 C2Cl4 = 4 AlCl3 + 6 C
KNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
CsCl + Ca = Cs + CaCl =>
CsCl + Ca = Cs + CaCl
KNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
CUO + C = CO2 + CU =>
2 CUO + C = CO2 + 2 CU
C2H4O + C4H9OH = C6H14O2 =>
C2H4O + C4H9OH = C6H14O2
N2 + H2O = N2O + NH3 =>
4 N2 + 3 H2O = 3 N2O + 2 NH3
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
Cu(s) + H2SO4(aq) = CuSO4(s) + H2O(l) + SO2(aq) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(s) + 2 H2O(l) + SO2(aq)
NaOH(aq) + CaCl2(aq) = Ca(OH)2 + NaCl =>
2 NaOH(aq) + CaCl2(aq) = Ca(OH)2 + 2 NaCl
BaCl + AgNO = BaNO + ClAg =>
BaCl + AgNO = BaNO + ClAg
NaAlO2 + CaO + H2O = CaOAl2O3 + NaOH =>
2 NaAlO2 + CaO + H2O = CaOAl2O3 + 2 NaOH
SO4 + CH2O = HS + HCO3 + H2O =>
5 SO4 + 9 CH2O = 5 HS + 9 HCO3 + 2 H2O
CoSO4 + H2S = CoS2 + H2O + SO2 =>
CoSO4 + 2 H2S = CoS2 + 2 H2O + SO2
KMnO4 + NaI + H2SO4 = I2 + K2SO4 + MnSO4 + H2O + Na2SO4 =>
2 KMnO4 + 10 NaI + 8 H2SO4 = 5 I2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Na2SO4
P + O2 = P25O5 =>
50 P + 5 O2 = 2 P25O5
SO2 + H2O = H3O + H2SO4 =>
SO2 + 4 H2O = 2 H3O + H2SO4
PB(NO3)2 + NaOH = PB(OH)2 + NO3 + Na =>
PB(NO3)2 + 2 NaOH = PB(OH)2 + 2 NO3 + 2 Na
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Cl2 + P + KOH = KCl + K3PO4 + H2O =>
5 Cl2 + 2 P + 16 KOH = 10 KCl + 2 K3PO4 + 8 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cl{-} + OH{-} = OCl{-3} + H2O =>
Cl{-} + 2 OH{-} = OCl{-3} + H2O
CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2
C28H18 + H2 = C28H58 =>
C28H18 + 20 H2 = C28H58
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
Cl2 + NaI = ClI + Na =>
Cl2 + 2 NaI = 2 ClI + 2 Na
Al + O(g) = AlO =>
Al + O(g) = AlO
Al + ZnBr = AlBr + Zn =>
Al + ZnBr = AlBr + Zn
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
PbCl2 + BCl3 + H2 = PbB2 + HCl =>
PbCl2 + 2 BCl3 + 4 H2 = PbB2 + 8 HCl
Cl + CaBr = Br + CaCl =>
Cl + CaBr = Br + CaCl
Fe3 + O2 = Fe2O3 =>
4 Fe3 + 9 O2 = 6 Fe2O3
NO2 + Cu(OH)2 = Cu(NO3)2 + Cu(NO2)2 + H2O =>
4 NO2 + 2 Cu(OH)2 = Cu(NO3)2 + Cu(NO2)2 + 2 H2O
Sb(OH)3 + Na2S = Na(OH) + Sb2S3 =>
2 Sb(OH)3 + 3 Na2S = 6 Na(OH) + Sb2S3
Ce(IO3)4(aq) + H2C2O4(aq) = Ce2(C2O4)(aq) + I2(aq) + CO2(g) + H2O(l) =>
2 Ce(IO3)4(aq) + 24 H2C2O4(aq) = Ce2(C2O4)(aq) + 4 I2(aq) + 46 CO2(g) + 24 H2O(l)
C4H6O3 + H2O = CH3COOH =>
C4H6O3 + H2O = 2 CH3COOH
HF + NH3 = NF3 + H4 =>
6 HF + 2 NH3 = 2 NF3 + 3 H4
H2S04 + NaOH = H2O + Na2S04 =>
H2S04 + 2 NaOH = 2 H2O + Na2S04
Hg2O = Hg + O2 =>
2 Hg2O = 4 Hg + O2
NH4NO2 = H2O + N =>
NH4NO2 = 2 H2O + 2 N
Ba + HCl = BaCl2 + H =>
Ba + 2 HCl = BaCl2 + 2 H
Ag + N3 = Ag3N =>
9 Ag + N3 = 3 Ag3N
H + Cr2O7{-2} + H2SO3 = Cr + SO4{-2} + H2O =>
10 H + Cr2O7{-2} + H2SO3 = 2 Cr + SO4{-2} + 6 H2O
AuI3 = Au + I2 =>
2 AuI3 = 2 Au + 3 I2
AgNO{3} + KI = AgNO + KI{3} =>
AgNO{3} + KI = AgNO + KI{3}
CuCl2 + Mg = CuMg + Cl2 =>
CuCl2 + Mg = CuMg + Cl2
K2Cr2O7 + H2SO4 + H2O2 = H2Cr2O12 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 5 H2O2 = H2Cr2O12 + K2SO4 + 5 H2O
KMnO4 + NaI + H2SO4 = I2 + K2SO4 + MnSO4 + H2O + Na2SO4 =>
2 KMnO4 + 10 NaI + 8 H2SO4 = 5 I2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Na2SO4
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