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2 NO + K2Cr2O7 + H2SO4 = 2 HNO3 + Cr2O3 + K2SO4
S + O2 = SO =>
2 S + O2 = 2 SO
Mn7 = Mn4 =>
4 Mn7 = 7 Mn4
NaCl + HNO3 = NaNO3 + HCl =>
NaCl + HNO3 = NaNO3 + HCl
PCl3 + PCl5 = PCl4 =>
PCl3 + PCl5 = 2 PCl4
C + H2O = CO + H2 =>
C + H2O = CO + H2
Mg + NaF = MgF2 + Na =>
Mg + 2 NaF = MgF2 + 2 Na
Nd + H2O = Nd(OH)3 + H2(g) =>
2 Nd + 6 H2O = 2 Nd(OH)3 + 3 H2(g)
KMnO4(aq) + NH3(g) = KNO3(aq) + MnO2(s) + KOH(aq) + H2O =>
8 KMnO4(aq) + 3 NH3(g) = 3 KNO3(aq) + 8 MnO2(s) + 5 KOH(aq) + 2 H2O
HS{-} + HSO3{-} = S2O3{2-} + H2 =>
HS{-} + HSO3{-} = S2O3{2-} + H2
FeCl3 + NaF = FeF3 + NaCl =>
FeCl3 + 3 NaF = FeF3 + 3 NaCl
NaCl = Na + Cl =>
NaCl = Na + Cl
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H5OH + O = CH3COOH + H2O =>
C2H5OH + 2 O = CH3COOH + H2O
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NaCl(aq) + Sn(NO3)2(aq) = NaNO3(aq) + SnCl2(s) =>
2 NaCl(aq) + Sn(NO3)2(aq) = 2 NaNO3(aq) + SnCl2(s)
C7H16 + Br2 = C7H15Br + HBr =>
C7H16 + Br2 = C7H15Br + HBr
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KClO3 + Fe + H2SO4 = KCl + Fe(ClO3)3 + H2O + K2SO4 =>
7 KClO3 + 2 Fe + 3 H2SO4 = KCl + 2 Fe(ClO3)3 + 3 H2O + 3 K2SO4
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
NH3 + NaOCl + NaOH = NaNH + NaCl + H2O =>
2 NH3 + NaOCl + 2 NaOH = 2 NaNH + NaCl + 3 H2O
Mn + S = Mn2S3 =>
2 Mn + 3 S = Mn2S3
SO3 + H2O2 = H2S2O8 =>
2 SO3 + H2O2 = H2S2O8
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Ba3(PO4)2 + HNO3 = H3PO4 + Ba(NO3)2 =>
Ba3(PO4)2 + 6 HNO3 = 2 H3PO4 + 3 Ba(NO3)2
Na2Cr2O7 + H2SO4 = NaHSO4 + CrO3 + H2O =>
Na2Cr2O7 + 2 H2SO4 = 2 NaHSO4 + 2 CrO3 + H2O
Al2(HPO4)3 = Al + HPO4 =>
Al2(HPO4)3 = 2 Al + 3 HPO4
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al2BaO4 = Al2O3 + BaO =>
Al2BaO4 = Al2O3 + BaO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
NO2{-} + Al + OH{-} + H2O = NH3 + AlO2{-} =>
NO2{-} + 2 Al + OH{-} + H2O = NH3 + 2 AlO2{-}
CH5H + O2 = CO5 + H2O =>
CH5H + 4 O2 = CO5 + 3 H2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Zn + AgNO3 = Ag + Zn(NO3)2 =>
Zn + 2 AgNO3 = 2 Ag + Zn(NO3)2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ag(NO3) + Na3PO4 = Ag3PO4 + NaNO3 = =>
3 Ag(NO3) + Na3PO4 = Ag3PO4 + 3 NaNO3
Cu + H2SO4 = Cu2SO4 + H2O + SO2 =>
2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
FeBr3 + (NH4)2SO4 = Fe2(SO4)3 + NH4Br =>
2 FeBr3 + 3(NH4)2SO4 = Fe2(SO4)3 + 6 NH4Br
FeI2 + CI2 = FeCI2 + I2 =>
FeI2 + CI2 = FeCI2 + I2
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