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4 H2SO4 + HCl = 4 SO2 + HClO4 + 4 H2O
(NH4)HS + KOH = K2S + NH3 + H2O =>
(NH4)HS + 2 KOH = K2S + NH3 + 2 H2O
H2SO4 + HCl = SO2 + HClO4 + H2O =>
4 H2SO4 + HCl = 4 SO2 + HClO4 + 4 H2O
ICl3 = ICl + Cl2 =>
ICl3 = ICl + Cl2
C2H4O + O = CO2 + H2O =>
C2H4O + 5 O = 2 CO2 + 2 H2O
CuCO3 + H3O{+} = Cu{2+} + HCO3{-} + H2O =>
CuCO3 + H3O{+} = Cu{2+} + HCO3{-} + H2O
H2SO4 + HCl = SO2 + HClO4 + H2O =>
4 H2SO4 + HCl = 4 SO2 + HClO4 + 4 H2O
Br + P4 = P2Br5 =>
10 Br + P4 = 2 P2Br5
H2SO4 + HCl = SO2 + HClO4 + H2O =>
4 H2SO4 + HCl = 4 SO2 + HClO4 + 4 H2O
Al + CrCl3 = AlCl3 + Cr =>
Al + CrCl3 = AlCl3 + Cr
KOH + HN03 = H2O + KN03 =>
KOH + HN03 = H2O + KN03
AgNO3(aq) + Mg(s) = Ag(s) + Mg(NO3)2(aq) =>
2 AgNO3(aq) + Mg(s) = 2 Ag(s) + Mg(NO3)2(aq)
K2Cr2O7(aq) + NaOH(aq) = H2O + K2CrO4 + Na2CrO4 =>
K2Cr2O7(aq) + 2 NaOH(aq) = H2O + K2CrO4 + Na2CrO4
P + F2 = PF3 =>
2 P + 3 F2 = 2 PF3
CdCl2 + KOH = Cd(OH)2 + KCl =>
CdCl2 + 2 KOH = Cd(OH)2 + 2 KCl
LiCl(s) = Li + Cl2 =>
2 LiCl(s) = 2 Li + Cl2
CuO*5H2O + H2SO4 = CuSO4 + H2O =>
CuO*5H2O + H2SO4 = CuSO4 + 6 H2O
Hg + N2 = Hg3N2 =>
3 Hg + N2 = Hg3N2
CuCl2 + O2 = CuO + CuCl3 =>
6 CuCl2 + O2 = 2 CuO + 4 CuCl3
C6H3(NH2)2COOH + NaOH = C6H3(NH2)2COONa + H2O =>
C6H3(NH2)2COOH + NaOH = C6H3(NH2)2COONa + H2O
K2S2O8 = K2O + SO3 + O2 =>
2 K2S2O8 = 2 K2O + 4 SO3 + O2
(C)2(H)6 + (O)2 = C(O)2 + (H)2(O) =>
2(C)2(H)6 + 7(O)2 = 4 C(O)2 + 6(H)2(O)
NaHCO3(s) = H2O(g) + CO2(g) + Na2O(s) =>
2 NaHCO3(s) = H2O(g) + 2 CO2(g) + Na2O(s)
COCl2 + NH3 = NH4Cl + CO(NH2)2 =>
COCl2 + 4 NH3 = 2 NH4Cl + CO(NH2)2
Al + O3 = Al3O4 =>
9 Al + 4 O3 = 3 Al3O4
Ca5(PO4)3F + C = P4 + CO + CaO + CaF2 =>
4 Ca5(PO4)3F + 30 C = 3 P4 + 30 CO + 18 CaO + 2 CaF2
Cu2S + O = Cu2O + SO2 =>
Cu2S + 3 O = Cu2O + SO2
C7H8 + Br2 = C7Br2 + H =>
C7H8 + Br2 = C7Br2 + 8 H
C2H2Br4 + Zn2 = ZnBr2 + C2H2 =>
C2H2Br4 + Zn2 = 2 ZnBr2 + C2H2
Na + AlCl3 = NaCl + Al =>
3 Na + AlCl3 = 3 NaCl + Al
AlCl3 + NH3 = Al(NH3) + Cl2 =>
2 AlCl3 + 2 NH3 = 2 Al(NH3) + 3 Cl2
AgC2H3O2(aq) + NiCl2(aq) = AgCl(s) + Ni(C2H3O2)2(aq) =>
2 AgC2H3O2(aq) + NiCl2(aq) = 2 AgCl(s) + Ni(C2H3O2)2(aq)
NH3(g) + O2(g) = H2O(l) + N2(g) =>
4 NH3(g) + 3 O2(g) = 6 H2O(l) + 2 N2(g)
Zn + K2Cr2O7 + NaOH + H2O = Na2[Zn(OH)4] + Na3[Cr(OH)6] + KOH =>
3 Zn + K2Cr2O7 + 12 NaOH + 7 H2O = 3 Na2[Zn(OH)4] + 2 Na3[Cr(OH)6] + 2 KOH
NH2CH2COOH + NaOH = NH2CH2COONa + H2O =>
NH2CH2COOH + NaOH = NH2CH2COONa + H2O
Fe + SiO2 = FeSiO2 =>
Fe + SiO2 = FeSiO2
Sc(NO3)3 + Na2SO4 = Sc2(SO4)3 + NaNO3 =>
2 Sc(NO3)3 + 3 Na2SO4 = Sc2(SO4)3 + 6 NaNO3
Fe2Cl3 + Li2S = Fe2S3 + Li2Cl =>
Fe2Cl3 + 3 Li2S = Fe2S3 + 3 Li2Cl
ClO3 + NO = Cl + NO3 =>
2 ClO3 + 3 NO = 2 Cl + 3 NO3
Na2SiO3 + SO2 + H2O = Na2SO3 + H2SiO3 =>
Na2SiO3 + SO2 + H2O = Na2SO3 + H2SiO3
SO4 + Br = S2O3 + BrO3 =>
6 SO4 + 5 Br = 3 S2O3 + 5 BrO3
Cr(NO3)3 + K2SO4 = Cr2(SO4)3 + KNO3 =>
2 Cr(NO3)3 + 3 K2SO4 = Cr2(SO4)3 + 6 KNO3
Mg(s) + Fe2(SO4)3(aq) = Fe + MgSO4 =>
3 Mg(s) + Fe2(SO4)3(aq) = 2 Fe + 3 MgSO4
Li3PO4 + Al(NO3)3 = Li3(NO3)3 + AlPO4 =>
Li3PO4 + Al(NO3)3 = Li3(NO3)3 + AlPO4
CuFeS2 = Cu2S + FeS + S =>
2 CuFeS2 = Cu2S + 2 FeS + S
H2SO3 + H = S2O3 + H2O =>
2 H2SO3 + 2 H = S2O3 + 3 H2O
KMnO4 + Cl2 = KClO3 + MnO2 + K2O =>
10 KMnO4 + 3 Cl2 = 6 KClO3 + 10 MnO2 + 2 K2O
Mg + N2 + O2 = MgNO2 =>
2 Mg + N2 + 2 O2 = 2 MgNO2
Os + F2 = OsF6 =>
Os + 3 F2 = OsF6
CuSO4 + (NH4)2HPO4 = CuHPO4 + (NH4)2SO4 =>
CuSO4 + (NH4)2HPO4 = CuHPO4 + (NH4)2SO4
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