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2 NO + O2 = 2 NO2
CO + H2 = C18H18 + H2O =>
18 CO + 27 H2 = C18H18 + 18 H2O
Al2O3(s) + NaOH(aq) = Al(OH)3(aq) + Na2O(l) =>
Al2O3(s) + 6 NaOH(aq) = 2 Al(OH)3(aq) + 3 Na2O(l)
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
KMNO4 + H2SO4 + NA2SO3 = MNSO4 + K2SO4 + H20 + NA2SO4 =>
20 KMNO4 + 30 H2SO4 + 80 NA2SO3 = 20 MNSO4 + 10 K2SO4 + 3 H20 + 80 NA2SO4
KAlH4 + PCl3 = PH3 + KCl + AlCl3 =>
3 KAlH4 + 4 PCl3 = 4 PH3 + 3 KCl + 3 AlCl3
Pb(NO3)2 + HI = Pb(I)2 + HNO3 =>
Pb(NO3)2 + 2 HI = Pb(I)2 + 2 HNO3
Al2O3(s) + NaOH(aq) = Al(OH)3(aq) + Na2O(l) =>
Al2O3(s) + 6 NaOH(aq) = 2 Al(OH)3(aq) + 3 Na2O(l)
Na2SO3 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
5 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
CO + H2 = C18H18 + H2O =>
18 CO + 27 H2 = C18H18 + 18 H2O
CoCl3(aq) + AgNO3(aq) = AgCl + Co(NO3)3 =>
CoCl3(aq) + 3 AgNO3(aq) = 3 AgCl + Co(NO3)3
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Li2O + HI = LiI + H2O =>
Li2O + 2 HI = 2 LiI + H2O
FeCl3 + KI = FeCl2 + KCl + I2 =>
2 FeCl3 + 2 KI = 2 FeCl2 + 2 KCl + I2
Cr2O3 + O2 = CrO3 =>
2 Cr2O3 + 3 O2 = 4 CrO3
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + SO4{2-} =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4{2-}
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
Zn + FeCl3 = ZnCl + Fe =>
3 Zn + FeCl3 = 3 ZnCl + Fe
H2S + HNO3 = S + NO + H2O =>
3 H2S + 2 HNO3 = 3 S + 2 NO + 4 H2O
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaHCO3 + C6H8O7 = NaC6H5O7 + H2O + CO2 =>
9 NaHCO3 + 8 C6H8O7 = 9 NaC6H5O7 + 14 H2O + 3 CO2
KI + KNO2 + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KI + 2 KNO2 + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
MgOH + O2 = H2O + MgO =>
4 MgOH + O2 = 2 H2O + 4 MgO
Cr(NO3)3 + NaOH + H2O2 = Na2CrO4 + HNO3 + H2O =>
2 Cr(NO3)3 + 4 NaOH + 3 H2O2 = 2 Na2CrO4 + 6 HNO3 + 2 H2O
As2S5 + NaNO3 + HCl = H3AsO4 + NaHSO4 + NO2 + NaCl + H2O =>
As2S5 + 40 NaNO3 + 35 HCl = 2 H3AsO4 + 5 NaHSO4 + 40 NO2 + 35 NaCl + 12 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
Zn + H2SO4 = Zn(SO4)2 + H2 =>
Zn + 2 H2SO4 = Zn(SO4)2 + 2 H2
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
Na2CO3 + HCl = H2CO3 + NaCl =>
Na2CO3 + 2 HCl = H2CO3 + 2 NaCl
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
(C2H6) + O2 = CO2 + H2O =>
2(C2H6) + 7 O2 = 4 CO2 + 6 H2O
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
NaNO3 + Li2SO4 = Na2SO4 + Li2(NO3)2 =>
2 NaNO3 + Li2SO4 = Na2SO4 + Li2(NO3)2
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
K2CrO7 + KNO2 + H2SO4 = Cr2(SO4)3 + KNO3 + K2SO4 + H20 =>
4 K2CrO7 + 28 KNO2 + 10 H2SO4 = 2 Cr2(SO4)3 + 28 KNO3 + 4 K2SO4 + H20
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
P4(s) + Cl2(g)� = PCl5 =>
P4(s) + 10 Cl2(g)� = 4 PCl5
NH4SCN + FeCl3 = NH3 + HCl + Fe(SCN)3 =>
3 NH4SCN + FeCl3 = 3 NH3 + 3 HCl + Fe(SCN)3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
H3PO4 + NaOH = Na2HPO4 + H2O =>
H3PO4 + 2 NaOH = Na2HPO4 + 2 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
Sn + HCl = SnCl4 + H2 =>
Sn + 4 HCl = SnCl4 + 2 H2
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