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Pb + 2 H2SO4 = 2 H2O + PbSO4 + SO2
H3C6H5O7(aq) + NaOH(aq) = H2O(l) + Na3C6H5O7(aq) =>
H3C6H5O7(aq) + 3 NaOH(aq) = 3 H2O(l) + Na3C6H5O7(aq)
Zn + CuNO3 = Zn(NO3)2 + Cu =>
Zn + 2 CuNO3 = Zn(NO3)2 + 2 Cu
NaFeO2 + HNO3 = Fe(NO3)3 + NaNO3 + H2O =>
NaFeO2 + 4 HNO3 = Fe(NO3)3 + NaNO3 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
HNo3NaNO3 = HNO3NaNo3 =>
HNo3NaNO3 = HNO3NaNo3
C4H9OCl + O2 = CO2 + HCl + H2O =>
2 C4H9OCl + 11 O2 = 8 CO2 + 2 HCl + 8 H2O
H2SiO3 + K2O = H2O + K2SiO3 =>
H2SiO3 + K2O = H2O + K2SiO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Bi2O3 + Na2O2 = NaBiO3 + Na2O =>
Bi2O3 + 2 Na2O2 = 2 NaBiO3 + Na2O
C2H5OH + Kr2Cr2O7 = H2O + Cr + CH3COOH + Kr =>
7 C2H5OH + 2 Kr2Cr2O7 = 7 H2O + 4 Cr + 7 CH3COOH + 4 Kr
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
KCrO2 + PbO2 + H2SO4 = K2Cr2O7 + PbSO4H2O =>
2 KCrO2 + 3 PbO2 + 3 H2SO4 = K2Cr2O7 + 3 PbSO4H2O
CH3NHCH2CH3 + O2 = CO2 + N2 + H2O =>
4 CH3NHCH2CH3 + 21 O2 = 12 CO2 + 2 N2 + 18 H2O
BaCl2 + KF = KCl + BaF2 =>
BaCl2 + 2 KF = 2 KCl + BaF2
BrOH + H2SO4 = Br2SO4 + H2O =>
2 BrOH + H2SO4 = Br2SO4 + 2 H2O
NH4NO3 + K2SO4 = (NH4)2SO4 + KNO3 =>
2 NH4NO3 + K2SO4 = (NH4)2SO4 + 2 KNO3
NaOHK2SO4 = NaSO4K2OH =>
NaOHK2SO4 = NaSO4K2OH
AlP + HNO3 = P + NO2 + Al(NO3)3 + H2O =>
AlP + 6 HNO3 = P + 3 NO2 + Al(NO3)3 + 3 H2O
HydrogenSulfate + PotassiumHydroxide = PotassiumSulfate + HydrogenHydroxide =>
HydrogenSulfate + PotassiumHydroxide = PotassiumSulfate + HydrogenHydroxide
Na2CO3 + Mg = Mg(CO3)2 + Na =>
2 Na2CO3 + Mg = Mg(CO3)2 + 4 Na
NH4OH + FeCl3 = Fe(OH)3 + NH4Cl =>
3 NH4OH + FeCl3 = Fe(OH)3 + 3 NH4Cl
CHCCH2CH2CH3 + H2 = CH3CH2CH2CH2CH3 =>
CHCCH2CH2CH3 + 2 H2 = CH3CH2CH2CH2CH3
Be(OH)2 + H2CO3 = BeCO3 + H2O =>
Be(OH)2 + H2CO3 = BeCO3 + 2 H2O
SnS2 + Na2S*9H2O = Na4SnS4 + H2O =>
SnS2 + 2 Na2S*9H2O = Na4SnS4 + 18 H2O
Na2SO4 + NaCl = Na2Cl + NaSO4 =>
Na2SO4 + NaCl = Na2Cl + NaSO4
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
K(ClO4) = KCl + O2 =>
K(ClO4) = KCl + 2 O2
KOHCr(OH)3 = KCr(OH)4 =>
KOHCr(OH)3 = KCr(OH)4
SNS2(s) + O2(g) = SNO2(s) + SO2(g) =>
SNS2(s) + 3 O2(g) = SNO2(s) + 2 SO2(g)
(C17H35COO)2Ba + O2 = C17H35COO + BaO =>
2(C17H35COO)2Ba + O2 = 4 C17H35COO + 2 BaO
Na2SiO3 + H2SO4 = Na2SO4 + SiH2O3 =>
Na2SiO3 + H2SO4 = Na2SO4 + SiH2O3
KBr(aq) + Na2CO3(aq) = BrNa(s) + K2CO3(aq) =>
2 KBr(aq) + Na2CO3(aq) = 2 BrNa(s) + K2CO3(aq)
FeO + HNO2 = Fe(NO3)3 + NO + H2O =>
FeO + 10 HNO2 = Fe(NO3)3 + 7 NO + 5 H2O
Sb2S3 + HNO3 + HCl = SbCl5 + H2SO4 + NO + H2O =>
3 Sb2S3 + 28 HNO3 + 30 HCl = 6 SbCl5 + 9 H2SO4 + 28 NO + 20 H2O
Zn + CuBr3 = ZnBr2 + Cu =>
3 Zn + 2 CuBr3 = 3 ZnBr2 + 2 Cu
CrCl3 + Na2SO4 = Cr2(SO4)3 + NaCl =>
2 CrCl3 + 3 Na2SO4 = Cr2(SO4)3 + 6 NaCl
O{-}2{-} + F2 = O2 + F{-}1 =>
2 O{-}2{-} + F2 = O2 + 2 F{-}1
CO3 + NO2 = CO2 + NO3 =>
CO3 + NO2 = CO2 + NO3
Ag + HN03 = AgN03 + H2 =>
2 Ag + 2 HN03 = 2 AgN03 + H2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Al + CUCl2 = AlCl3 + CU =>
2 Al + 3 CUCl2 = 2 AlCl3 + 3 CU
PCl3 + H2O = HCl + PHO2 =>
PCl3 + 2 H2O = 3 HCl + PHO2
Si + O2 = Si4O2 =>
4 Si + O2 = Si4O2
MnO(OH)2 + KOH + H2O2 = K2MnO4 + H2O =>
MnO(OH)2 + 2 KOH + H2O2 = K2MnO4 + 3 H2O
TiO + C = TiC + O2 =>
2 TiO + 2 C = 2 TiC + O2
ClO3{-} + SO3{-2} = Cl{-} + SO4{-2} =>
ClO3{-} + 3 SO3{-2} = Cl{-} + 3 SO4{-2}
Cu = Cu{2} + {-} =>
Cu = Cu{2} + 2e
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