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4 K2Cr2O7 + 3 NH3 = 4 Cr2O3 + 3 KNO3 + 5 KOH + 2 H2O
KMnO4 + K2SO3 + HCl = H2SO4 + MnSO4 + KCl + H2O =>
2 KMnO4 + 5 K2SO3 + 12 HCl = 3 H2SO4 + 2 MnSO4 + 12 KCl + 3 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
IrBr3 + AgC2H3O2 = AgBr + C6H9IrO6 =>
IrBr3 + 3 AgC2H3O2 = 3 AgBr + C6H9IrO6
H2O + Cs = CsOH + H2 =>
2 H2O + 2 Cs = 2 CsOH + H2
Ca(OH)2 + H2S = Ca2S2 + H2O =>
2 Ca(OH)2 + 2 H2S = Ca2S2 + 4 H2O
C2H4 + HCl = C2H2Cl2 + H2 =>
C2H4 + 2 HCl = C2H2Cl2 + 2 H2
N2 + H2 = N4H6 =>
2 N2 + 3 H2 = N4H6
C7H12 + KMnO4 + H2O = C7H12O2 + MnO2 + KOH =>
3 C7H12 + 4 KMnO4 + 2 H2O = 3 C7H12O2 + 4 MnO2 + 4 KOH
Na + CO3 = NaO + CO2 =>
Na + CO3 = NaO + CO2
Zn + CuCl2 = ZnCl2 + Cu2 =>
2 Zn + 2 CuCl2 = 2 ZnCl2 + Cu2
BaCl2(aq) + K2CO3(aq) = BaCO3(s) + KCl(aq) =>
BaCl2(aq) + K2CO3(aq) = BaCO3(s) + 2 KCl(aq)
CuCl2 + Fe(OH)2 = Cu(OH)2 + Cl2Fe =>
CuCl2 + Fe(OH)2 = Cu(OH)2 + Cl2Fe
C4H8 + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
15 C4H8 + 16 KMnO4 + 24 H2SO4 = 20 C3H6O2 + 8 K2SO4 + 16 MnSO4 + 24 H2O
P + Ca = CaP =>
P + Ca = CaP
Cu2 + PO4 = CuPO4 =>
Cu2 + 2 PO4 = 2 CuPO4
Al + KNO3 = KAlO2 + Al2O3 + N2 =>
10 Al + 6 KNO3 = 6 KAlO2 + 2 Al2O3 + 3 N2
Mg(g) + HCl2(aq) = MgCl2(aq) + H2(g) =>
2 Mg(g) + 2 HCl2(aq) = 2 MgCl2(aq) + H2(g)
MnSO4 + H2O2 + NaOH = H2MnO3 + Na2SO4 + H2O =>
MnSO4 + H2O2 + 2 NaOH = H2MnO3 + Na2SO4 + H2O
Bi(NO3)3 + Zn = Bi + Zn(NO3)2 =>
2 Bi(NO3)3 + 3 Zn = 2 Bi + 3 Zn(NO3)2
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
Ca(H2PO4)2 + NaOH = CaHPO4 + Na2HPO4 + H2O =>
Ca(H2PO4)2 + 2 NaOH = CaHPO4 + Na2HPO4 + 2 H2O
BaH2 + O2 = BaO2 + H2O =>
2 BaH2 + 3 O2 = 2 BaO2 + 2 H2O
Na2O + H2O = NaOH = O =>
Na2O + H2O = 2 NaOH
Na2SO3 + CH3CO2H = NaCH3CO2 + SO2 + H2O =>
Na2SO3 + 2 CH3CO2H = 2 NaCH3CO2 + SO2 + H2O
KCl + C2H3NaO2 = NaCl + CH3CO2K =>
KCl + C2H3NaO2 = NaCl + CH3CO2K
KBr(aq) + AgNO3 = KNO3(aq) + AgBr(s) =>
KBr(aq) + AgNO3 = KNO3(aq) + AgBr(s)
CCl4 + H2 = C2H6 + Cl2 =>
2 CCl4 + 3 H2 = C2H6 + 4 Cl2
Ca(CH3COO)2 = CaO + CO2 + (CH3)2CO =>
Ca(CH3COO)2 = CaO + CO2 + (CH3)2CO
Ca(s) + Cl2(g) = CaCl2 =>
Ca(s) + Cl2(g) = CaCl2
F2 + Ar = ArF3 =>
3 F2 + 2 Ar = 2 ArF3
H3[MnCl6] + KOH + O2 = KCl + MnO2 + H2O =>
4 H3[MnCl6] + 24 KOH + O2 = 24 KCl + 4 MnO2 + 18 H2O
AgNO3 + K2(CrO4) = Ag2(CrO4) + KNO3 =>
2 AgNO3 + K2(CrO4) = Ag2(CrO4) + 2 KNO3
MnO4{-} + H{+} + Sn{2+} = Mn{2+} + Sn{4+} + H2O =>
2 MnO4{-} + 16 H{+} + 5 Sn{2+} = 2 Mn{2+} + 5 Sn{4+} + 8 H2O
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
AgNO3 + NH4OH + NaOH = H2O + [Ag(NH3)2]OH + NaNO3 =>
AgNO3 + 2 NH4OH + NaOH = 2 H2O + [Ag(NH3)2]OH + NaNO3
CO(g) + O2 = CO2 =>
2 CO(g) + O2 = 2 CO2
Be(s) + Br2(l) = BeBr2(s) =>
Be(s) + Br2(l) = BeBr2(s)
H2SO4 + Zn(CH3CH2) = H2(CH3CH2) + ZnSO4 =>
H2SO4 + Zn(CH3CH2) = H2(CH3CH2) + ZnSO4
PbO2 + KF = PbF2 + K + O2 =>
PbO2 + 2 KF = PbF2 + 2 K + O2
AgNO({-}1)3 + NaBr = NaNO({-}1)3 + AgBr =>
AgNO({-}1)3 + NaBr = NaNO({-}1)3 + AgBr
C9H8O2N2 + O2 = CO2 + H2O + HNO3 =>
2 C9H8O2N2 + 25 O2 = 18 CO2 + 6 H2O + 4 HNO3
Fe(NO3)2 + Na(OH) = Fe(OH)2 + Na(NO3) =>
Fe(NO3)2 + 2 Na(OH) = Fe(OH)2 + 2 Na(NO3)
C2H6O + CrO3 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O =>
3 C2H6O + 4 CrO3 + 6 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 9 H2O
K2CrO4 + H2SO4 + Zn = ZnSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 8 H2SO4 + 3 Zn = 3 ZnSO4 + Cr2(SO4)3 + 2 K2SO4 + 8 H2O
Ni + S2 = NiS2 =>
Ni + S2 = NiS2
NH3 + SO4 = NH3SO4 =>
NH3 + SO4 = NH3SO4
C600H1000O500 + H2O = C12H22O11 =>
C600H1000O500 + 50 H2O = 50 C12H22O11
Al2O3(s) + NaOH(l) + HF = Na3AlF6 + H2O(g) =>
Al2O3(s) + 6 NaOH(l) + 12 HF = 2 Na3AlF6 + 9 H2O(g)
P4 + O4 = P4O6 =>
2 P4 + 3 O4 = 2 P4O6
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