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4 NO2 + O2 = 2 N2O5
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CaCl2 + NaNO3 = CaNO3 + NaCl2 =>
CaCl2 + NaNO3 = CaNO3 + NaCl2
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
Cr + O2 = CrO =>
2 Cr + O2 = 2 CrO
CrO3 + Ca(OH)2 = CaCrO4 + H2O =>
CrO3 + Ca(OH)2 = CaCrO4 + H2O
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
PCl5 = Cl2 + P =>
2 PCl5 = 5 Cl2 + 2 P
KCLO3 = KCLO2 + O2 =>
2 KCLO3 = 2 KCLO2 + O2
CrO + HCl = CrCl2 + H2O =>
CrO + 2 HCl = CrCl2 + H2O
C4H10 + O2 = CO4 + H2O =>
2 C4H10 + 21 O2 = 8 CO4 + 10 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
PCl5 = Cl + P =>
PCl5 = 5 Cl + P
BaCl2 + NaHSO4 = BaSO4 + Na2SO4 + HCl =>
BaCl2 + 2 NaHSO4 = BaSO4 + Na2SO4 + 2 HCl
Mg + HCl = MgCl + H2 =>
2 Mg + 2 HCl = 2 MgCl + H2
C2H4O + K2Cr2O7 + H2SO4 = C2H4O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H4O + K2Cr2O7 + 4 H2SO4 = 3 C2H4O2 + K2SO4 + Cr2(SO4)3 + 4 H2O
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
Fe2O3 + CO = Fe + CO3 =>
2 Fe2O3 + 3 CO = 4 Fe + 3 CO3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Cr2O7{2-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H + S2 = H2S =>
4 H + S2 = 2 H2S
(NH4)3AsO4 + BeCl2 = NH4Cl + Be3(AsO4)2 =>
2(NH4)3AsO4 + 3 BeCl2 = 6 NH4Cl + Be3(AsO4)2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
Ca(OH)2 = CaO + H2O =>
Ca(OH)2 = CaO + H2O
HgO + H{+} = Hg{2+} + H2O =>
HgO + 2 H{+} = Hg{2+} + H2O
CrCl2 + KOH = Cr(OH)2 + KCl =>
CrCl2 + 2 KOH = Cr(OH)2 + 2 KCl
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
H + CO3 = HCO3 =>
H + CO3 = HCO3
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
potassium + sodiumchloride = sodium + potassiumchloride =>
K + NaCl = Na + KCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
KMnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + H2O + Cl2 =>
2 KMnO4 + 10 KCl + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 Cl2
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCl + Na2CO3 = CO2 + H2O + NaCl =>
2 HCl + Na2CO3 = CO2 + H2O + 2 NaCl
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
NANO3 = NANO2 + O2 =>
2 NANO3 = 2 NANO2 + O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
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