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3 HSO3{-} + Cr2O7{2-} + 8 H{+} = 3 HSO4{-} + 2 Cr{3+} + 4 H2O
Mn(NO3)2 + C6H8O7 = Mn2O3 + N2 + CO2 + H2O =>
2 Mn(NO3)2 + C6H8O7 = Mn2O3 + 2 N2 + 6 CO2 + 4 H2O
Zn(s) + AgNO3(s) = Zn(NO3)2 + Ag =>
Zn(s) + 2 AgNO3(s) = Zn(NO3)2 + 2 Ag
CuCl2 + NH4OH = [Cu(NH3)4]Cl2 + H2O =>
CuCl2 + 4 NH4OH = [Cu(NH3)4]Cl2 + 4 H2O
K2CO3(aq) + Ba(NO3)2(aq) = K2(NO3)2 + BaCO3 =>
K2CO3(aq) + Ba(NO3)2(aq) = K2(NO3)2 + BaCO3
NO3 + C2H5OH = NO2 + CO2 + H2O =>
6 NO3 + C2H5OH = 6 NO2 + 2 CO2 + 3 H2O
C4H13N3 + O2 = H2O + CO2 + NO2 =>
4 C4H13N3 + 41 O2 = 26 H2O + 16 CO2 + 12 NO2
HgCl2 + NaOH = Hg(OH)2 + NaCl =>
HgCl2 + 2 NaOH = Hg(OH)2 + 2 NaCl
Na + MgSO3 = Na2SO3 + Mg =>
2 Na + MgSO3 = Na2SO3 + Mg
ClO4{-} + H2SO3 = Cl{-} + SO4{2-} + H{+} =>
ClO4{-} + 4 H2SO3 = Cl{-} + 4 SO4{2-} + 8 H{+}
Na3[Cr(OH)6] + H2SO4 = Cr(OH)3 + Na2SO4 + H2O =>
2 Na3[Cr(OH)6] + 3 H2SO4 = 2 Cr(OH)3 + 3 Na2SO4 + 6 H2O
K2S + HNO3 = K2SO4 + NO + H2O =>
3 K2S + 8 HNO3 = 3 K2SO4 + 8 NO + 4 H2O
BaS + HNO3 = BaSO4 + NO2 + H2O =>
BaS + 8 HNO3 = BaSO4 + 8 NO2 + 4 H2O
FeO + Mg = Fe + MgO =>
FeO + Mg = Fe + MgO
KMnO4 + KNO2 + H2O = MnO2 + KNO3 + KOH =>
2 KMnO4 + 3 KNO2 + H2O = 2 MnO2 + 3 KNO3 + 2 KOH
KFeO2 + KOH + H2O2 = K2FeO4 + H2O =>
2 KFeO2 + 2 KOH + 3 H2O2 = 2 K2FeO4 + 4 H2O
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
P(s) + Cl2(g) = PCl5(s) =>
2 P(s) + 5 Cl2(g) = 2 PCl5(s)
N4 + H2 = NH2 =>
N4 + 4 H2 = 4 NH2
C6H14 + I2 = C6H12 + HI =>
C6H14 + I2 = C6H12 + 2 HI
C(s) + H2O = CO(g) + H2(g) =>
C(s) + H2O = CO(g) + H2(g)
Br2 + H2SO4 = BrSO4 + H2 =>
Br2 + 2 H2SO4 = 2 BrSO4 + 2 H2
SO3{2-} + CrO4{2-} + H2O = SO4{2-} + Cr{3+} + OH{-} =>
3 SO3{2-} + 2 CrO4{2-} + 5 H2O = 3 SO4{2-} + 2 Cr{3+} + 10 OH{-}
Cr(iii) + HCl = CrCl3 + H2 =>
2 Cr(iii) + 6 HCl = 2 CrCl3 + 3 H2
Cu + MgSO4 = CuSO4 + Mg =>
Cu + MgSO4 = CuSO4 + Mg
Mg + Sn(NO3)2 = Mg(NO3)2 + Sn =>
Mg + Sn(NO3)2 = Mg(NO3)2 + Sn
CuCl2 + Al(OH)3 = Cu(OH)2 + AlCl3 =>
3 CuCl2 + 2 Al(OH)3 = 3 Cu(OH)2 + 2 AlCl3
P4O10 = P + O2 =>
P4O10 = 4 P + 5 O2
Ag3CuS2 + HNO3 = AgNO3 + Cu(NO3)2 + S + H2O + NO2 =>
Ag3CuS2 + 10 HNO3 = 3 AgNO3 + Cu(NO3)2 + 2 S + 5 H2O + 5 NO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HCl + KOH = HOH + KCl =>
HCl + KOH = HOH + KCl
C6H6 + KMnO4 = C6O4 + H6KMn =>
C6H6 + KMnO4 = C6O4 + H6KMn
C2H3N + O2 = CO2 + H2O + NO =>
4 C2H3N + 13 O2 = 8 CO2 + 6 H2O + 4 NO
Na2O* + H2O = NaOH =>
Na2O* + H2O = 2 NaOH
Mn{2+} + H2O = MnO4{-} + H{+} + e =>
Mn{2+} + 4 H2O = MnO4{-} + 8 H{+} + 5e
SiO2 + N2 = Si3N4 + O2 =>
3 SiO2 + 2 N2 = Si3N4 + 3 O2
SnCl2 + Br2 = SnCl4 + SnBr4 =>
2 SnCl2 + 2 Br2 = SnCl4 + SnBr4
Hg(NO3)2 + LiOH = Hg(OH)2 + LiNO3 =>
Hg(NO3)2 + 2 LiOH = Hg(OH)2 + 2 LiNO3
Fe + OH = Fe(OH)3 =>
Fe + 3 OH = Fe(OH)3
FeI2 + Cl2 = FeCl3 + I2 =>
2 FeI2 + 3 Cl2 = 2 FeCl3 + 2 I2
CHCl3 + Cl2 = CCl4 + HCl =>
CHCl3 + Cl2 = CCl4 + HCl
S1Cl4 + H2O = S1O2 + HCl =>
S1Cl4 + 2 H2O = S1O2 + 4 HCl
H2Te + NaOH = NaTe + H3O =>
H2Te + NaOH = NaTe + H3O
CaS + H3PO4 = Ca3(PO4)2 + H2S =>
3 CaS + 2 H3PO4 = Ca3(PO4)2 + 3 H2S
BaO + K3PO4 = BaPO4 + K3O =>
BaO + K3PO4 = BaPO4 + K3O
HC2H3O2 + NH3 = C2H3O2 + NH4 =>
HC2H3O2 + NH3 = C2H3O2 + NH4
C12H22O11(s) + O2(g) = CO2(g) + H2O(g) =>
C12H22O11(s) + 12 O2(g) = 12 CO2(g) + 11 H2O(g)
(NH4)(NO3) + KOH = KNO3 + NH3 + H2O =>
(NH4)(NO3) + KOH = KNO3 + NH3 + H2O
HNO3 + Sr(OH)2 = Sr(NO3)2 + H2O =>
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
MnO2 + O2 = MnO7 =>
2 MnO2 + 5 O2 = 2 MnO7
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