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3 K2S + K2Cr2O7 + 7 H2O = 3 S + 2 K3Cr(OH)6 + 2 KOH
Br + MgI2 = BrI + Mg =>
2 Br + MgI2 = 2 BrI + Mg
Si(CH3)2(C2H5)2 + O2 = SiO2 + CO2 + H2O =>
Si(CH3)2(C2H5)2 + 11 O2 = SiO2 + 6 CO2 + 8 H2O
Cl2 + F2 = FCl3 =>
3 Cl2 + F2 = 2 FCl3
HNO3 + C20H14O4 + NaOH = HNO3C20H14O4NaOH =>
HNO3 + C20H14O4 + NaOH = HNO3C20H14O4NaOH
NaHSO4 + HNO3 = NaNO3 + H2O + SO3 =>
NaHSO4 + HNO3 = NaNO3 + H2O + SO3
C6H14O6 + H2 = C12H26 + H2O =>
2 C6H14O6 + 11 H2 = C12H26 + 12 H2O
FeBr3 + Na2CO3 + H2O = Fe(OH)3 + NaBr + CO2 =>
2 FeBr3 + 3 Na2CO3 + 3 H2O = 2 Fe(OH)3 + 6 NaBr + 3 CO2
CO2 + H2O + Cl2 = COCl2 + H2O2 =>
CO2 + H2O + Cl2 = COCl2 + H2O2
NaOH(aq) + CaSO4(s) = Ca(OH)2(aq) + Na2SO4(s) =>
2 NaOH(aq) + CaSO4(s) = Ca(OH)2(aq) + Na2SO4(s)
Br + LiI = BrLi + I =>
Br + LiI = BrLi + I
CuS + HNO3 = Cu + SO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu + 3 SO4 + 8 NO + 4 H2O
C2 + H2 + O2 = C6H12O6 =>
3 C2 + 6 H2 + 3 O2 = C6H12O6
KMnO4 + HCl + CH2O = MnCl2 + KCl + CH2O2 + H2O =>
2 KMnO4 + 6 HCl + 5 CH2O = 2 MnCl2 + 2 KCl + 5 CH2O2 + 3 H2O
PH3 + O3 = H3PO4 =>
3 PH3 + 4 O3 = 3 H3PO4
PCl5 = PCl3 + Cl2(g) =>
PCl5 = PCl3 + Cl2(g)
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
MgCO3 + Fe2O3 = MgFe2O4 + CO2 =>
MgCO3 + Fe2O3 = MgFe2O4 + CO2
KHCO3(s) + H3PO4(aq) = K2HPO4(aq) + H2O(l) + CO2(g) =>
2 KHCO3(s) + H3PO4(aq) = K2HPO4(aq) + 2 H2O(l) + 2 CO2(g)
K2ZnO2 + HNO3 = KNO3 + Zn(OH)NO3 + H2O =>
K2ZnO2 + 3 HNO3 = 2 KNO3 + Zn(OH)NO3 + H2O
Br + LiI = BrI + Li =>
Br + LiI = BrI + Li
Cu + MgO = Cu2O3 + Mg =>
2 Cu + 3 MgO = Cu2O3 + 3 Mg
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
K3[Fe(CN)6] + Fe2(SO4)3 = Fe[Fe(CN)6] + K2SO4 =>
2 K3[Fe(CN)6] + Fe2(SO4)3 = 2 Fe[Fe(CN)6] + 3 K2SO4
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2 =>
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2
Br + LiI = LiBr + I =>
Br + LiI = LiBr + I
C2H4 + *O2 = CO2 + H2O =>
C2H4 + 3*O2 = 2 CO2 + 2 H2O
SrI2 + K3P = Sr3P2 + KI =>
3 SrI2 + 2 K3P = Sr3P2 + 6 KI
C4H6 + Br2 = C4H5Br + HBr =>
C4H6 + Br2 = C4H5Br + HBr
Cr2O3 + Li3PO4 = CrPO4 + Li2O =>
Cr2O3 + 2 Li3PO4 = 2 CrPO4 + 3 Li2O
ZnO + SO2 = ZnSO3 =>
ZnO + SO2 = ZnSO3
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Br + LiI = LiBr + I =>
Br + LiI = LiBr + I
BaCO2 = BaO + CO =>
BaCO2 = BaO + CO
Na2SO3 + CrCl3 + H2O = H2SO3 + Cr(OH)3 + NaCl =>
3 Na2SO3 + 2 CrCl3 + 6 H2O = 3 H2SO3 + 2 Cr(OH)3 + 6 NaCl
C2 + S4 = CS2 =>
C2 + S4 = 2 CS2
H2O2 + CO2 = C7H8 + O2 =>
4 H2O2 + 7 CO2 = C7H8 + 11 O2
C3H4O + O2 = C2H4O + CO2 =>
C3H4O + O2 = C2H4O + CO2
Ag4O3 = Ag + O2 =>
2 Ag4O3 = 8 Ag + 3 O2
Cu + HCI = CuCI + H =>
Cu + HCI = CuCI + H
Pb3O4 + Mg = MgO + Pb =>
Pb3O4 + 4 Mg = 4 MgO + 3 Pb
Cr2O3 + H2 = Cr3 + H2O =>
3 Cr2O3 + 9 H2 = 2 Cr3 + 9 H2O
Mg2O2 = Mg2 + O2 =>
Mg2O2 = Mg2 + O2
CH3CH2CH2ClNH3 = CH3CH2CH2NH2HCl =>
CH3CH2CH2ClNH3 = CH3CH2CH2NH2HCl
FeS + AlN = Fe3N2 + Al2S3 =>
3 FeS + 2 AlN = Fe3N2 + Al2S3
C8H7NO3 + Sn + HCl = C8H9N + SnO + Cl =>
C8H7NO3 + 3 Sn + 2 HCl = C8H9N + 3 SnO + 2 Cl
PbI2 + Au = AuI3 + Pb =>
3 PbI2 + 2 Au = 2 AuI3 + 3 Pb
H2C2O4(aq) + KOH(aq) = K2C2O4(aq) + H2O =>
H2C2O4(aq) + 2 KOH(aq) = K2C2O4(aq) + 2 H2O
Ag2O2 + KI + H2O = Ag2O + I2 + KOH =>
Ag2O2 + 2 KI + H2O = Ag2O + I2 + 2 KOH
Mg2O2 = MgO =>
Mg2O2 = 2 MgO
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