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4 NH3 + 5 O2 = 4 NO + 6 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cl2O3 + KOH = H2O + KClO2 =>
Cl2O3 + 2 KOH = H2O + 2 KClO2
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
HI + Hg = HgI2 + H2 =>
2 HI + Hg = HgI2 + H2
MgI2 + HNO3 + H2SO4 = MgSO4 + NO + I2 + H2O =>
3 MgI2 + 2 HNO3 + 3 H2SO4 = 3 MgSO4 + 2 NO + 3 I2 + 4 H2O
Na2TeO3 + K2CrO7 + H2SO4 = Na2TeO4 + Cr2(SO4)3 + K2SO4 + H2O =>
9 Na2TeO3 + 2 K2CrO7 + 5 H2SO4 = 9 Na2TeO4 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CaBr2 + CI2 = CaCI2 + Br2 =>
CaBr2 + CI2 = CaCI2 + Br2
K2Cr2O7 + BaCl2 + NaOH = BaCr2O7 + KOH + NaCl =>
K2Cr2O7 + BaCl2 + 2 NaOH = BaCr2O7 + 2 KOH + 2 NaCl
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CaBr2 + CI2 = CaCI2 + Br2 =>
CaBr2 + CI2 = CaCI2 + Br2
K2Cr2O7 + H2S = Cr(OH)3 + S + KHS + H2O =>
K2Cr2O7 + 5 H2S = 2 Cr(OH)3 + 3 S + 2 KHS + H2O
NH2Cl + Ca(OH)2 = Ca(OCl)2 + NH3 =>
2 NH2Cl + Ca(OH)2 = Ca(OCl)2 + 2 NH3
CH2CH2 + I2 = CH2ICH2I =>
CH2CH2 + I2 = CH2ICH2I
Ca(NO3)2 + K = Ca2 + KNO3 =>
2 Ca(NO3)2 + 4 K = Ca2 + 4 KNO3
H2CO3 + H2O = H3O + CO3 =>
H2CO3 + 2 H2O = 2 H3O + CO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Mn + Ca(NO3)2 = Ca + Mn(NO3)3 =>
2 Mn + 3 Ca(NO3)2 = 3 Ca + 2 Mn(NO3)3
NaOH + CaSO3 = NaHSO3 + CaO =>
NaOH + CaSO3 = NaHSO3 + CaO
H2SO4 + Na2S = S + O{2-} + Na2O + H{+} =>
H2SO4 + 3 Na2S = 4 S + O{2-} + 3 Na2O + 2 H{+}
CuCaNO3 = CaCuNO3 =>
CuCaNO3 = CaCuNO3
O + CaO + CaMn2O4 = CaMnO4 =>
3 O + CaO + CaMn2O4 = 2 CaMnO4
NaAlO2 + H2O = NaOH + Al2O3 =>
2 NaAlO2 + H2O = 2 NaOH + Al2O3
Fe2 + Br2 = FeBr2 =>
Fe2 + 2 Br2 = 2 FeBr2
NH3 + H2SO4 = NHSO2 + H2O =>
NH3 + H2SO4 = NHSO2 + 2 H2O
HCl + (NH4)2SO3 = H2SO3 + NH4Cl =>
2 HCl + (NH4)2SO3 = H2SO3 + 2 NH4Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KNO2 + KMnO4 + H2SO4 = KNO3 + Mn2SO4 + K2SO4 + H2O =>
6 KNO2 + 2 KMnO4 + 2 H2SO4 = 6 KNO3 + Mn2SO4 + K2SO4 + 2 H2O
NaSi + CoCl2 = NaCl + CoSi2 =>
2 NaSi + CoCl2 = 2 NaCl + CoSi2
CaBr2 + CI2 = CaCI2 + Br2 =>
CaBr2 + CI2 = CaCI2 + Br2
C2H4 + MnO4{-} + H{+} = Mn{2+} + CO2 + H2O =>
5 C2H4 + 12 MnO4{-} + 36 H{+} = 12 Mn{2+} + 10 CO2 + 28 H2O
SCl2 + HgF2 = SF2 + HgCl2 =>
SCl2 + HgF2 = SF2 + HgCl2
CaCO3(s) + HNO3(g) = Ca(NO3)2(s) + CO2(g) + H2O(g) =>
CaCO3(s) + 2 HNO3(g) = Ca(NO3)2(s) + CO2(g) + H2O(g)
Fe + HCl = FeCl + H2H202 = H2O + O2 =>
204 Fe + 204 HCl = 204 FeCl + H2H202
FeCl3 + PO4 = FePO4 + Cl3 =>
FeCl3 + PO4 = FePO4 + Cl3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
CaBr2 + CI2 = CaCI2 + Br2 =>
CaBr2 + CI2 = CaCI2 + Br2
C6H12O6 + H2SO4 = CO2 + H2O + S2 =>
C6H12O6 + 4 H2SO4 = 6 CO2 + 10 H2O + 2 S2
CaBr2 + CI2 = CaCI2 + Br2 =>
CaBr2 + CI2 = CaCI2 + Br2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
C4H6 + NaOH = C4H6(OH)2 + Na =>
C4H6 + 2 NaOH = C4H6(OH)2 + 2 Na
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C + H2 = CH4 =>
C + 2 H2 = CH4
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
CH3OH + O2 = C2H2O2 + H2O =>
4 CH3OH + 3 O2 = 2 C2H2O2 + 6 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
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