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2 Al(s) + 3 S(s) = Al2S3(s)
Pb2 + NaOH(c) = Pb(NaOH)2 =>
Pb2 + 4 NaOH(c) = 2 Pb(NaOH)2
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
C3H8O + Na = C3H7ONa + H2 =>
2 C3H8O + 2 Na = 2 C3H7ONa + H2
ZnO + (NH4)2SO4 = ZnSO4 + NH3 + H2O =>
ZnO + (NH4)2SO4 = ZnSO4 + 2 NH3 + H2O
I2 + CCl4 = ICl + C =>
2 I2 + CCl4 = 4 ICl + C
C2H5OH + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Ba{+2} + PO4{-3} = Ba3(PO4)2 =>
3 Ba{+2} + 2 PO4{-3} = Ba3(PO4)2
Li + Na3PO4 = Li3PO4 + Na =>
3 Li + Na3PO4 = Li3PO4 + 3 Na
CH3COOH + Zn = (CH3COO)2Zn + H2 =>
2 CH3COOH + Zn = (CH3COO)2Zn + H2
C9H17OH + O2 = CO2 + H2O =>
C9H17OH + 13 O2 = 9 CO2 + 9 H2O
Ba{+2} + PO4{-3} = Ba3(PO4)2 =>
3 Ba{+2} + 2 PO4{-3} = Ba3(PO4)2
K + I2 = KI =>
2 K + I2 = 2 KI
I2 + CCl4 = CI + Cl =>
I2 + 2 CCl4 = 2 CI + 8 Cl
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H2SO4 + FeCl3 = Fe2(SO4)3 + HCl =>
3 H2SO4 + 2 FeCl3 = Fe2(SO4)3 + 6 HCl
Zn + CH3COOH = ZnCH3COO + H2 =>
2 Zn + 2 CH3COOH = 2 ZnCH3COO + H2
NaHSO3 + HClO = H2SO4 + HCl + Na2SO4 =>
2 NaHSO3 + 2 HClO = H2SO4 + 2 HCl + Na2SO4
LiOH + CuSO4 = Li2SO4 + Cu(OH)2* =>
2 LiOH + CuSO4 = Li2SO4 + Cu(OH)2*
CH3CH2OH + H2O = CO2 + H2 =>
CH3CH2OH + 3 H2O = 2 CO2 + 6 H2
NaIO3 + SO2 + H2O = Na2SO4 + H2SO4 + I =>
2 NaIO3 + 5 SO2 + 4 H2O = Na2SO4 + 4 H2SO4 + 2 I
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
CH3COOH + Zn = CH3COOZn + H2 =>
2 CH3COOH + 2 Zn = 2 CH3COOZn + H2
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO =>
2 Na2SO3 + H2SO4 = 2 Na2SO4 + H2O + SO
Li + P4 + O2 = Li3(PO4) =>
12 Li + P4 + 8 O2 = 4 Li3(PO4)
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
CH3CH2OH + H2O = H3O + CH3CHO =>
CH3CH2OH + 2 H2O = 2 H3O + CH3CHO
FeCrO4 + C = Cr + Fe + CO =>
FeCrO4 + 4 C = Cr + Fe + 4 CO
CH3CH2OH + H2O = CO2 + H =>
CH3CH2OH + 3 H2O = 2 CO2 + 12 H
HNO2 + Co(NH2)2 = Co2 + N2 + H2O =>
8 HNO2 + 6 Co(NH2)2 = 3 Co2 + 10 N2 + 16 H2O
As2O3 + ClO3{-} + H2O = AsO4{3-} + Cl{-} + H{+} =>
3 As2O3 + 2 ClO3{-} + 9 H2O = 6 AsO4{3-} + 2 Cl{-} + 18 H{+}
C + O = CO =>
C + O = CO
CH3CH2OH + H2O = CH3COOH + H{+} + e =>
CH3CH2OH + H2O = CH3COOH + 4 H{+} + 4e
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
Br2 + CaCl2 = Cl2 + CaBr =>
Br2 + 2 CaCl2 = 2 Cl2 + 2 CaBr
Rb2 + S = RbS =>
Rb2 + 2 S = 2 RbS
N2O + C5O2H8 = H2O + CO2 + N2 =>
12 N2O + C5O2H8 = 4 H2O + 5 CO2 + 12 N2
Al + Fe(NO3)2 = Al(NO3)3 + Fe =>
2 Al + 3 Fe(NO3)2 = 2 Al(NO3)3 + 3 Fe
KOH + H2C2O4 + KMnO4 = CO2 + K2MnO4 + H2O =>
2 KOH + H2C2O4 + 2 KMnO4 = 2 CO2 + 2 K2MnO4 + 2 H2O
CH3CH2OH + H2O = CH3COOH + H2 =>
CH3CH2OH + H2O = CH3COOH + 2 H2
K4(Fe(CN)6) + H2SO4 = HCN + K2Fe(Fe(CN)6) + K2SO4 =>
2 K4(Fe(CN)6) + 3 H2SO4 = 6 HCN + K2Fe(Fe(CN)6) + 3 K2SO4
Li2CO3 + Fe(NO3)3 = Li(NO3) + Fe2(CO3)3 =>
3 Li2CO3 + 2 Fe(NO3)3 = 6 Li(NO3) + Fe2(CO3)3
CH3CH2OH + H2O = CH3COOH + H =>
CH3CH2OH + H2O = CH3COOH + 4 H
CS2(s) + O2 = CO2 + SO2 =>
CS2(s) + 3 O2 = CO2 + 2 SO2
Ag + AlCl3 = AgCl + Al =>
3 Ag + AlCl3 = 3 AgCl + Al
CH3CH2OH + H2O = CH3CH2O + H3O =>
CH3CH2OH + H2O = CH3CH2O + H3O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlI3 + HgCl2 = AlCl3 + HgI2(ppt) =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2(ppt)
Cu + HNO3 = Cu(NO3)2 + H2(g) =>
Cu + 2 HNO3 = Cu(NO3)2 + H2(g)
Al + Fe(NO3)2 = Al(NO3)2 + Fe =>
Al + Fe(NO3)2 = Al(NO3)2 + Fe
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