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Cu(s) + 2 HNO3 = Cu(NO3)2 + H2
V2AlC + O2 = Al2O3 + V2O5 + CO2 =>
4 V2AlC + 17 O2 = 2 Al2O3 + 4 V2O5 + 4 CO2
CH4(g) + O(g) = CO2(g) + H2O(l) =>
CH4(g) + 4 O(g) = CO2(g) + 2 H2O(l)
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Cl2(g) + H2O(g) = HCl(g) + O2(g) =>
2 Cl2(g) + 2 H2O(g) = 4 HCl(g) + O2(g)
CaCl2 + Cu(No3)2 = CuCl2 + Ca(No3)2 =>
CaCl2 + Cu(No3)2 = CuCl2 + Ca(No3)2
Zn0 + HCl = H2 + ZnCl2 =>
Zn0 + 2 HCl = H2 + ZnCl2
CuSO4 + HCl + NaOH = CuCl2 + Na2SO4 + H2O =>
CuSO4 + 2 HCl + 2 NaOH = CuCl2 + Na2SO4 + 2 H2O
C2H5OCH3 + HI = C2H5OH + CH3I =>
C2H5OCH3 + HI = C2H5OH + CH3I
COCl2 + CH3OH = CH3OCO2CH3 + HCl =>
COCl2 + 2 CH3OH = CH3OCO2CH3 + 2 HCl
Zn(s) + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn(s) + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Pb + HF = PbF4 + H2 =>
Pb + 4 HF = PbF4 + 2 H2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Ni(NO3)2 + Na2CO3 = NiCO3 + NaNO3 =>
Ni(NO3)2 + Na2CO3 = NiCO3 + 2 NaNO3
FeCl2 + H2 = Fe + HCl =>
FeCl2 + H2 = Fe + 2 HCl
Hg(O)2 = Hg + O2 =>
Hg(O)2 = Hg + O2
FeSO4 + O2 + H2O = Fe(OH)SO4 =>
4 FeSO4 + O2 + 2 H2O = 4 Fe(OH)SO4
Ca(HCO3)2 + H2SO3 = CaSO3 + H2CO3 =>
Ca(HCO3)2 + H2SO3 = CaSO3 + 2 H2CO3
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
AgNO3 + KOH = Ag2O + KNO3 + H2O =>
2 AgNO3 + 2 KOH = Ag2O + 2 KNO3 + H2O
K2S(aq) + CoCl2(aq) = K2Co(aq) + SCl2(s) =>
K2S(aq) + CoCl2(aq) = K2Co(aq) + SCl2(s)
P2O5(s) = P(s) + O2(g) =>
2 P2O5(s) = 4 P(s) + 5 O2(g)
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Mg(ClO4)2 + H2O = Mg(OH)2 + HClO4 =>
Mg(ClO4)2 + 2 H2O = Mg(OH)2 + 2 HClO4
CaCO3(s) + H2CO3(aq) = Ca(aq) + HCO3(aq) =>
CaCO3(s) + H2CO3(aq) = Ca(aq) + 2 HCO3(aq)
Fe2O3 + CH4 = Fe3O4 + CO2 + H2O =>
12 Fe2O3 + CH4 = 8 Fe3O4 + CO2 + 2 H2O
NaOH + HCl = NaCl + H2O = =>
NaOH + HCl = NaCl + H2O
Mg + Na3PO4 = Mg3(PO4)2 + Na =>
3 Mg + 2 Na3PO4 = Mg3(PO4)2 + 6 Na
C2H4 + KMnO4 + H2O = KOH + MnO2 + C2H6O2 =>
3 C2H4 + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 3 C2H6O2
WF6 + H2O = WOF4 + HF =>
WF6 + H2O = WOF4 + 2 HF
U(s) + F2(g) = UF6 =>
U(s) + 3 F2(g) = UF6
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Zn + HNO4 = Zn(NO4)2 + N2O + H2O =>
6 Zn + 14 HNO4 = 6 Zn(NO4)2 + N2O + 7 H2O
C2(g) + O2(g) = CO2 =>
C2(g) + 2 O2(g) = 2 CO2
C4H9Cl + SO2Cl2 = C4H8Cl2 + SO2 + HCl =>
C4H9Cl + SO2Cl2 = C4H8Cl2 + SO2 + HCl
MgCl2 + NH3 = Mg(NH3)Cl2 =>
MgCl2 + NH3 = Mg(NH3)Cl2
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2
NaClO3 + HBr = NaBr + HClO3 =>
NaClO3 + HBr = NaBr + HClO3
Be(OH)2 + CH3COOH = Be(C2H3O2)2 + H2O =>
Be(OH)2 + 2 CH3COOH = Be(C2H3O2)2 + 2 H2O
Cu(s) + HNO3(aq) = NO2(g) + H2O(l) + Cu(NO3)(aq) =>
Cu(s) + 2 HNO3(aq) = NO2(g) + H2O(l) + Cu(NO3)(aq)
AgO = Ag + O =>
AgO = Ag + O
Ca + H2SO4 = CaSO4 + H2S + H2O =>
4 Ca + 5 H2SO4 = 4 CaSO4 + H2S + 4 H2O
Mg(OH)2 = MgO + water =>
Mg(OH)2 = MgO + H2O
Cr + Mn{2+} = Cr{3+} + Mn =>
2 Cr + 3 Mn{2+} = 2 Cr{3+} + 3 Mn
CO2 + Mg = MgO2 + C =>
CO2 + Mg = MgO2 + C
BaO + Na2O = Na2BaO2 =>
BaO + Na2O = Na2BaO2
KOH = K2O + H2O =>
2 KOH = K2O + H2O
SO2 = S8 + O2 =>
8 SO2 = S8 + 8 O2
Br{-} = Br2 + e =>
2 Br{-} = Br2 + 2e
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