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2 PBr3 + 5 H2SO4 = 3 Br2 + 5 SO2 + 2 H3PO4 + 2 H2O
Fe + HNO3 = Fe(NO3)2 + N4NO3 + H2O =>
19 Fe + 48 HNO3 = 19 Fe(NO3)2 + 2 N4NO3 + 24 H2O
CH3CHO = methane + CO =>
CH3CHO = CH4 + CO
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
OH + C2H5COOH = H2O + C2H5COO =>
OH + C2H5COOH = H2O + C2H5COO
PBr3 + H2SO4 = H3PO3 + SO2 + Br2 =>
2 PBr3 + 3 H2SO4 = 2 H3PO3 + 3 SO2 + 3 Br2
Sc(OH)3 = Sc2O3 + H2O =>
2 Sc(OH)3 = Sc2O3 + 3 H2O
W + HNO3 = WO3 + NO2 + H2O =>
W + 6 HNO3 = WO3 + 6 NO2 + 3 H2O
NaNO2 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
CH3OH + CuO = Cu + H2O + HCHO =>
CH3OH + CuO = Cu + H2O + HCHO
Fe2(SO4)3 + (NH4)2HPO4 = (NH4)2SO4 + H2SO4 + FePO4 =>
Fe2(SO4)3 + 2(NH4)2HPO4 = 2(NH4)2SO4 + H2SO4 + 2 FePO4
NaH2PO4 + Pb(NO3)2 = Na(NO3)2 + PbH2PO4 =>
NaH2PO4 + Pb(NO3)2 = Na(NO3)2 + PbH2PO4
C6H4OCOCH3COONa + NaOH = C6H4OHCOONa + CH3COONa =>
C6H4OCOCH3COONa + NaOH = C6H4OHCOONa + CH3COONa
F(OH)3 = F + OH =>
F(OH)3 = F + 3 OH
C7H16 + Br2 = C7H15 + HBr =>
2 C7H16 + Br2 = 2 C7H15 + 2 HBr
CoCl2 + H2S = HCl + CoS =>
CoCl2 + H2S = 2 HCl + CoS
CuH10O9S = CuSO4 + H2O =>
CuH10O9S = CuSO4 + 5 H2O
CrCl3 + Mg = CrCl2 + MgCl2 =>
2 CrCl3 + Mg = 2 CrCl2 + MgCl2
H2O2 + Ba(MnO4)2 = Ba(OH)2 + MnO2 + O2 =>
H2O2 + Ba(MnO4)2 = Ba(OH)2 + 2 MnO2 + 2 O2
Mn2O7 + H2O = Mn(OH)2 + O2 =>
2 Mn2O7 + 4 H2O = 4 Mn(OH)2 + 5 O2
Na2[Zn(OH)4] = NaOH + Zn(OH)2 =>
Na2[Zn(OH)4] = 2 NaOH + Zn(OH)2
H2SIO3 = SIO2 + H2O =>
H2SIO3 = SIO2 + H2O
Ag(NO3) + Cu = Ag + Cu(NO3) =>
Ag(NO3) + Cu = Ag + Cu(NO3)
MgO + HNO3 = Mg + NO3 + H2O =>
MgO + 2 HNO3 = Mg + 2 NO3 + H2O
Al + H2O = Al{+3)+H2+OH{-} =>
2 Al + 6 H2O = 2 Al{+3)+3H2+6OH{-}
CuCl2 + AgNO3 = AgCl + Cu(NO3)2 =>
CuCl2 + 2 AgNO3 = 2 AgCl + Cu(NO3)2
Ag(s) + H2S(aq) + O2(g) = Ag2S(s) + H2O =>
4 Ag(s) + 2 H2S(aq) + O2(g) = 2 Ag2S(s) + 2 H2O
NaHSO4 + HCl = NaCl + H2O + SO3 =>
NaHSO4 + HCl = NaCl + H2O + SO3
CaO + Na2O = Na2O2 + Ca =>
CaO + Na2O = Na2O2 + Ca
CrO3 + H2S = Cr2S3 + S + H2O =>
2 CrO3 + 6 H2S = Cr2S3 + 3 S + 6 H2O
MoS3 + NbS2 = MoS5Nb =>
MoS3 + NbS2 = MoS5Nb
Cr + S3 = Cr3S8 =>
9 Cr + 8 S3 = 3 Cr3S8
Na2SiO3 + CuSO4*5H2O = CuSiO3 + Na2SO4 + H2O =>
Na2SiO3 + CuSO4*5H2O = CuSiO3 + Na2SO4 + 5 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
P + Cl2 = P7Cl2 =>
7 P + Cl2 = P7Cl2
Co(NO3)2 + NaOH = CoOH + (NO3)2Na =>
Co(NO3)2 + NaOH = CoOH + (NO3)2Na
C3H13OH + O2 = CO2 + H2O =>
C3H13OH + 6 O2 = 3 CO2 + 7 H2O
Na2[Zn(OH)4] = Na2ZnO2 + H2O =>
Na2[Zn(OH)4] = Na2ZnO2 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaCl2 + K2HPO4 = CaHPO4 + KCl =>
CaCl2 + K2HPO4 = CaHPO4 + 2 KCl
HNO3 + Zn = Zn(NO3)2 + NO2(gas) + H2O =>
4 HNO3 + Zn = Zn(NO3)2 + 2 NO2(gas) + 2 H2O
CH3C6H2(NO2)3 + O2 = CO2 + H2O + N2 =>
4 CH3C6H2(NO2)3 + 21 O2 = 28 CO2 + 10 H2O + 6 N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al{3+} + S{2-} = Al2S3 =>
2 Al{3+} + 3 S{2-} = Al2S3
K2C + O2 = K2CO3 =>
2 K2C + 3 O2 = 2 K2CO3
COH2 = H2CO =>
COH2 = H2CO
FeI2 + ZnC4H6O4 = FeC4H6O4 + ZnI2 =>
FeI2 + ZnC4H6O4 = FeC4H6O4 + ZnI2
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + C6H8O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Al2(SO4)3*18H2O + K2SO4 + H2O = KAl(SO4)2*12H2O =>
Al2(SO4)3*18H2O + K2SO4 + 6 H2O = 2 KAl(SO4)2*12H2O
AsO4 = As + O =>
AsO4 = As + 4 O
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