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3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
HCl(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 2 Cl2(g)
Mg2Si + HCl = MgCl2 + SiH4 =>
Mg2Si + 4 HCl = 2 MgCl2 + SiH4
N2 + O2 = NO3 =>
N2 + 3 O2 = 2 NO3
Pb(NO3)2(aq) + NaI(aq) = NaNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2(s)
Ca(ClO)2 + HCl + Cu = CuCl2 + CaCl2 + H2O =>
Ca(ClO)2 + 4 HCl + 2 Cu = 2 CuCl2 + CaCl2 + 2 H2O
H2[SnCl6] + KOH = K2[SnCl6] + HOH =>
H2[SnCl6] + 2 KOH = K2[SnCl6] + 2 HOH
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
H2S2O7 + H2O = H2SO4 =>
H2S2O7 + H2O = 2 H2SO4
[V(H2O)6]Cl3 + Zn = [V(H2O)6]Cl2 + ZnCl2 =>
2[V(H2O)6]Cl3 + Zn = 2[V(H2O)6]Cl2 + ZnCl2
CS2(g) + Cl2(g) = CCl4(g) + SCl2(g) =>
CS2(g) + 4 Cl2(g) = CCl4(g) + 2 SCl2(g)
PbSO4 + Ca = CaSO4 + Pb =>
PbSO4 + Ca = CaSO4 + Pb
NH3 + MnCl2 + H2O = Mn(OH)2 + NH4Cl =>
2 NH3 + MnCl2 + 2 H2O = Mn(OH)2 + 2 NH4Cl
AsH3 + KMnO4 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
5 AsH3 + 8 KMnO4 + 12 H2SO4 = 5 H3AsO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
CH5N + HCl = CH6N + Cl =>
CH5N + HCl = CH6N + Cl
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
CaO(c) + P2O5(c) = Ca3(PO4)2 =>
3 CaO(c) + P2O5(c) = Ca3(PO4)2
N2 + CuO = Cu + N2O =>
N2 + CuO = Cu + N2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
HNO3 + NaBr = Br2 + NO + NaNO3 + H2O =>
8 HNO3 + 6 NaBr = 3 Br2 + 2 NO + 6 NaNO3 + 4 H2O
SiO2(s) + Al(s) = Si(s) + Al2O3(s) =>
3 SiO2(s) + 4 Al(s) = 3 Si(s) + 2 Al2O3(s)
SO2 + H2O + O2 = H2SO4 =>
2 SO2 + 2 H2O + O2 = 2 H2SO4
Cl2 + H2O = HCl + O2 =>
2 Cl2 + 2 H2O = 4 HCl + O2
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2 + H2O =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2 + 2 H2O
N2H4(l) + O2(g) = H2O(g) + N2(g) =>
N2H4(l) + O2(g) = 2 H2O(g) + N2(g)
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
NaO + H20 = NaOH =>
20 NaO + H20 = 20 NaOH
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe + H2So4 = Fe2(So4)3 + H2 =>
2 Fe + 3 H2So4 = Fe2(So4)3 + 3 H2
KClO3 + FeSO4 + H2SO4 = KCl + Fe2(SO4)3 + H2O =>
KClO3 + 6 FeSO4 + 3 H2SO4 = KCl + 3 Fe2(SO4)3 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NH4OH + CuSO4 = [Cu(NH3)4]SO4 + H2O =>
4 NH4OH + CuSO4 = [Cu(NH3)4]SO4 + 4 H2O
CH3OH + O2 = HCHO + H2O =>
2 CH3OH + O2 = 2 HCHO + 2 H2O
N2 + F2 = NF =>
N2 + F2 = 2 NF
Bi(s) + O2(g) = Bi2O3(s) =>
4 Bi(s) + 3 O2(g) = 2 Bi2O3(s)
Al(s) + S(s) = Al2S3(s) =>
2 Al(s) + 3 S(s) = Al2S3(s)
NaCO3(s) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
8 NaCO3(s) + 9 CH3COOH(aq) = 8 CH3COONa(aq) + 10 CO2(g) + 6 H2O(l)
CH3{-}NH{-}C2H5 = CH3{-}HN{-}CH3 =>
CH3{-}NH{-}C2H5 = CH3{-}HN{-}CH3
HSO3 + LiOH = H2O + LiSO3 =>
HSO3 + LiOH = H2O + LiSO3
[V(H2O)6]Cl3 + Zn = [V(H2O)6]Cl2 + ZnCl2 =>
2[V(H2O)6]Cl3 + Zn = 2[V(H2O)6]Cl2 + ZnCl2
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
KBr + MnO2 + KCl + H2O = KBrO3 + MnCl2 + KOH =>
KBr + 3 MnO2 + 6 KCl + 3 H2O = KBrO3 + 3 MnCl2 + 6 KOH
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
Ca(HCO3)2 + Na2CO3 = CaCO3 + NaHCO3 =>
Ca(HCO3)2 + Na2CO3 = CaCO3 + 2 NaHCO3
NaHCO3 + CH3COOH = C6H5Na3O7 + CO2 + H2O =>
12 NaHCO3 + 9 CH3COOH = 4 C6H5Na3O7 + 6 CO2 + 14 H2O
Al(OH)3 + KOH = KAlO2 + H2O =>
Al(OH)3 + KOH = KAlO2 + 2 H2O
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
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