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2 K + H2SO4 = K2SO4 + 2 H
CH3Cl + Cl = CH2Cl + HCl =>
CH3Cl + Cl = CH2Cl + HCl
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KNO3(s) = KNO2(s) + O2(g) =>
2 KNO3(s) = 2 KNO2(s) + O2(g)
Al + MgCl2 = Mg + AlCl3 =>
2 Al + 3 MgCl2 = 3 Mg + 2 AlCl3
Cu(NO2)2 + Zn = Zn(NO2)2 + Cu =>
Cu(NO2)2 + Zn = Zn(NO2)2 + Cu
CaSO3 + HCl = H2SO3 + CaCl2 =>
CaSO3 + 2 HCl = H2SO3 + CaCl2
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
FeSO4 + Na2CO3 = Na2SO4 + FeO + CO2 =>
FeSO4 + Na2CO3 = Na2SO4 + FeO + CO2
P4(s) + Cl(g) = P4Cl3(l) =>
P4(s) + 3 Cl(g) = P4Cl3(l)
(NH3)10Cr2(OH)Cl5 + HCl = CrCl3 + NH4Cl + H2O =>
(NH3)10Cr2(OH)Cl5 + 11 HCl = 2 CrCl3 + 10 NH4Cl + H2O
Zn + CN{-} = Zn(CN)4{-2} + e =>
Zn + 4 CN{-} = Zn(CN)4{-2} + 2e
BaCO3 + CH3CH2COOH = Ba(CH3CH2COO)2 + H2O + CO2 =>
BaCO3 + 2 CH3CH2COOH = Ba(CH3CH2COO)2 + H2O + CO2
Na2SO4 + (NH4)2S = Na2S + SO4(NH4)2 =>
Na2SO4 + (NH4)2S = Na2S + SO4(NH4)2
K2O + NO3 = K2NO4 =>
K2O + NO3 = K2NO4
Fe + Pb(NO3)3 = Fe(NO3) + Pb =>
3 Fe + Pb(NO3)3 = 3 Fe(NO3) + Pb
KNO3 + NaCl = KCl + NaNO3 =>
KNO3 + NaCl = KCl + NaNO3
H2S203 + I2 = H2S406 + HI =>
2 H2S203 + I2 = H2S406 + 2 HI
Hg(NO3)2 + Mn = Hg + Mn(NO3)2 =>
Hg(NO3)2 + Mn = Hg + Mn(NO3)2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Al(OH)3 + C2H4O2 = Al(CH3CO2)3 + H2O =>
Al(OH)3 + 3 C2H4O2 = Al(CH3CO2)3 + 3 H2O
CH3CH2OH + NaOH = CH3CH2ONa + H2O =>
CH3CH2OH + NaOH = CH3CH2ONa + H2O
SnBr4 + Na2S = NaBr + SnS2 =>
SnBr4 + 2 Na2S = 4 NaBr + SnS2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Pb + CH3COOH = Pb(CH3COO)2 + H2 =>
Pb + 2 CH3COOH = Pb(CH3COO)2 + H2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Mg(s) + N(g) = Mg3N2 =>
3 Mg(s) + 2 N(g) = Mg3N2
CaC2 + H2SO4 = CaSO4 + C2H2 =>
CaC2 + H2SO4 = CaSO4 + C2H2
Cd2{+} + In = Cd + In3{+} =>
Cd2{+} + 3 In = 2 Cd + In3{+}
MnO2 + FeSO4 = MnSO4 + FeO2 =>
MnO2 + FeSO4 = MnSO4 + FeO2
FeF2 + H = Fe + HF =>
FeF2 + 2 H = Fe + 2 HF
No2 + F2 = No2F =>
2 No2 + F2 = 2 No2F
KBr + H2O = HBr + KHO =>
KBr + H2O = HBr + KHO
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg{2+} + HCl = MgCl{2+} + H2 =>
2 Mg{2+} + 2 HCl = 2 MgCl{2+} + H2
MgSO4*7H2O(s) = MgSO4 + H2O(g) =>
MgSO4*7H2O(s) = MgSO4 + 7 H2O(g)
MnBr2 + Na2CO3 = MnCO3 + NaBr =>
MnBr2 + Na2CO3 = MnCO3 + 2 NaBr
CrCl2 + H2O2 + NaOH = Na2Cr2O7 + NaCl + H2O =>
2 CrCl2 + 4 H2O2 + 6 NaOH = Na2Cr2O7 + 4 NaCl + 7 H2O
FeSO4 + Na2CO3 = Na2SO4 + FeO + CO2 =>
FeSO4 + Na2CO3 = Na2SO4 + FeO + CO2
Cr2S3 + Br = CrBr3 + S =>
Cr2S3 + 6 Br = 2 CrBr3 + 3 S
NaOH + (NH4)3PO4 = Na3PO4 + NH3 + H2O =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 NH3 + 3 H2O
HCl + Mg(OH)2 = Mg(Cl)2 + H2O =>
2 HCl + Mg(OH)2 = Mg(Cl)2 + 2 H2O
KMnO4 + C3H6 + H2 = C3H6O2 + MnO2 + KOH =>
2 KMnO4 + C3H6 + H2 = C3H6O2 + 2 MnO2 + 2 KOH
C4H8OH + O2 = CO2 + H2O =>
4 C4H8OH + 23 O2 = 16 CO2 + 18 H2O
Pb + CH3COOH(g) = Pb(CH3COO)2 + H2 =>
Pb + 2 CH3COOH(g) = Pb(CH3COO)2 + H2
Na*H2O = NaOH + H2 =>
2 Na*H2O = 2 NaOH + H2
Ca(No3)2 + KOH = Ca(OH)2 + KNo3 =>
Ca(No3)2 + 2 KOH = Ca(OH)2 + 2 KNo3
H3Po4 + NaBr = HBr + Na3Po4 =>
H3Po4 + 3 NaBr = 3 HBr + Na3Po4
ZnCuS04 = ZnS04Cu =>
ZnCuS04 = ZnS04Cu
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