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CH2O + HCN = CH2OHCN
CaO(a) + Zn(g) = ZnO(a) + Ca(g) =>
CaO(a) + Zn(g) = ZnO(a) + Ca(g)
H2SO4 + H2Br = SO2 + Br2 + H2O =>
2 H2SO4 + 2 H2Br = 2 SO2 + Br2 + 4 H2O
K2Cr2O7 + C3H7OH + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H6O2 + H2O =>
2 K2Cr2O7 + 3 C3H7OH + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 C3H6O2 + 11 H2O
KMnO4 + H2SO4 + Na2SO3 = MnO2 + H2O + K2SO4 + Na2SO4 =>
2 KMnO4 + H2SO4 + 3 Na2SO3 = 2 MnO2 + H2O + K2SO4 + 3 Na2SO4
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
NaHS + NO2 + H2O = NH3 + Na2S2O3 =>
14 NaHS + 8 NO2 + 5 H2O = 8 NH3 + 7 Na2S2O3
Cr(NO3)3 + H2O = Cr(NO3)3H2O =>
Cr(NO3)3 + H2O = Cr(NO3)3H2O
CeCl3 + O2 + KOH = CeO2 + KCl + H2O =>
4 CeCl3 + O2 + 12 KOH = 4 CeO2 + 12 KCl + 6 H2O
NaOH + H2[SiF6] = Na2[SiF6] + H2O =>
2 NaOH + H2[SiF6] = Na2[SiF6] + 2 H2O
KOH + K2S2O8 + AgNO3 = Ag2O2 + KNO3 + K2SO4 + H2O =>
4 KOH + K2S2O8 + 2 AgNO3 = Ag2O2 + 2 KNO3 + 2 K2SO4 + 2 H2O
Hg(ClO4)2 + NaSO4 = Hg(SO4)2 + Na(ClO4) =>
Hg(ClO4)2 + 2 NaSO4 = Hg(SO4)2 + 2 Na(ClO4)
HH2C3O2 = H + C + O =>
HH2C3O2 = 3 H + 3 C + 2 O
KMnO4 + H3N = MnO2 + KNO3 + KOH + H2O =>
8 KMnO4 + 3 H3N = 8 MnO2 + 3 KNO3 + 5 KOH + 2 H2O
(H)2 + (Cl)2 = HCl =>
(H)2 + (Cl)2 = 2 HCl
BaCl{2}(aq) + CuSO{4} = BaSO{4}(S) + CuCl{2}(aq) =>
BaCl{2}(aq) + CuSO{4} = BaSO{4}(S) + CuCl{2}(aq)
H2SO4 + H2Br = SO2 + Br2 + H2O =>
2 H2SO4 + 2 H2Br = 2 SO2 + Br2 + 4 H2O
C17H13N = NH3 + C17H10 =>
C17H13N = NH3 + C17H10
CH2CHCN + O2 = CO2 + NO2 + H2O =>
4 CH2CHCN + 19 O2 = 12 CO2 + 4 NO2 + 6 H2O
KI + KBrO3 = I2 + K2BrO + O2 =>
2 KI + 2 KBrO3 = I2 + 2 K2BrO + 2 O2
Pb(NO3)2 + NiCl2 = PbCl4 + Ni(NO3) =>
Pb(NO3)2 + 2 NiCl2 = PbCl4 + 2 Ni(NO3)
C2H5OH + NaHCO3 = H2O + CO2 + CH3COONa =>
2 C2H5OH + 3 NaHCO3 = 3 H2O + CO2 + 3 CH3COONa
SO3(g) + H2O(g) = H2SO4(aq) =>
SO3(g) + H2O(g) = H2SO4(aq)
Al + ZnBr = Zn + BrAl =>
Al + ZnBr = Zn + BrAl
Al4C3 + KOH = CH4 + K3AlO3 =>
Al4C3 + 12 KOH = 3 CH4 + 4 K3AlO3
NaCN + H2O2 + Au = Na[Au(CN)2] + NaOH =>
4 NaCN + H2O2 + 2 Au = 2 Na[Au(CN)2] + 2 NaOH
H2CCH2 + H2 = CH3CH3 =>
H2CCH2 + H2 = CH3CH3
FeSO4 + H2SO4 + KMnO4 = Fe2(SO4)3 + KS2SO4 + MnSO4 + H2O =>
16 FeSO4 + 12 H2SO4 + KMnO4 = 8 Fe2(SO4)3 + KS2SO4 + MnSO4 + 12 H2O
H2PO4 + OH = H3O + PO4 =>
H2PO4 + OH = H3O + PO4
Sb2O3 + CH3COOH = Sb(CH3COO)3 + H2O =>
Sb2O3 + 6 CH3COOH = 2 Sb(CH3COO)3 + 3 H2O
Mg + HCI = MgCI2CH2 =>
Mg + 2 HCI = MgCI2CH2
Ag2S + HNO3 + H2O2 = AgNO3 + H2SO3 + H2O =>
Ag2S + 2 HNO3 + 3 H2O2 = 2 AgNO3 + H2SO3 + 3 H2O
Zn + Au(NO2)2 = Zn(NO2) + Au =>
2 Zn + Au(NO2)2 = 2 Zn(NO2) + Au
KMnO4 + KI + H2SO4 = K2SO4 + MnSO4 + I2 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 5 I2 + 8 H2O
H2[PtCl6] + NaOH = Na2[Pt(OH)6] + NaCl + H2O =>
H2[PtCl6] + 8 NaOH = Na2[Pt(OH)6] + 6 NaCl + 2 H2O
Ca + HI = H2Ca + I =>
Ca + 2 HI = H2Ca + 2 I
K2O + CuO + O2 = KCuO2 =>
2 K2O + 4 CuO + O2 = 4 KCuO2
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
H2 + O3 = H2O =>
3 H2 + O3 = 3 H2O
MnO2 + Ca(OH)2 + CO2 = Mn(OH)2 + CaCO3 + O =>
MnO2 + Ca(OH)2 + CO2 = Mn(OH)2 + CaCO3 + O
NaO + CO2 = NaCO + O =>
NaO + CO2 = NaCO + 2 O
Bi(NO3)3 + KCl = K[Bi(Cl)4] + KNO3 =>
Bi(NO3)3 + 4 KCl = K[Bi(Cl)4] + 3 KNO3
HNO2 + NaOH = H2O + Na(NO2) =>
HNO2 + NaOH = H2O + Na(NO2)
Si5H6 = Si10H8 + H2 =>
2 Si5H6 = Si10H8 + 2 H2
NaCl + MnI = NaI + MnCl =>
NaCl + MnI = NaI + MnCl
Na2SO4 + NaCl = Na2Na + SO4Cl =>
Na2SO4 + NaCl = Na2Na + SO4Cl
Mg(NO3)2 + Cl2 = MgCl2 + NO3 =>
Mg(NO3)2 + Cl2 = MgCl2 + 2 NO3
Pb3O4 + O2 = Pb3O6 =>
Pb3O4 + O2 = Pb3O6
Co(OH)3 + H2SO4 = Co2(SO4)3 + H2O =>
2 Co(OH)3 + 3 H2SO4 = Co2(SO4)3 + 6 H2O
KMnO4 + H2S + H2SO4 = H2O + K2SO4 + MnSO4 =>
8 KMnO4 + 5 H2S + 7 H2SO4 = 12 H2O + 4 K2SO4 + 8 MnSO4
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