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CH4 + CO2 = 2 C + 2 H2O
CO2 + He = CO2He2 =>
CO2 + 2 He = CO2He2
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
Ca(s) + NH3(g) = CaH2(s) + N2(g) =>
3 Ca(s) + 2 NH3(g) = 3 CaH2(s) + N2(g)
MnO2 + H{+} + NO2{-} = Mn{2+} + NO3{-} + H2O =>
MnO2 + 2 H{+} + NO2{-} = Mn{2+} + NO3{-} + H2O
CaCl2(aq) + Na2S(aq) = CaS + NaCl =>
CaCl2(aq) + Na2S(aq) = CaS + 2 NaCl
TeF6 + H2O = HF + TeO3 =>
TeF6 + 3 H2O = 6 HF + TeO3
Fe + K3Fe(CN)6 = Fe3(Fe(CN)6)2 + K =>
3 Fe + 2 K3Fe(CN)6 = Fe3(Fe(CN)6)2 + 6 K
Na2S + Cu(CH3COO)2 = Na(CH3COO) + CuS =>
Na2S + Cu(CH3COO)2 = 2 Na(CH3COO) + CuS
PH3 + SO2 = S + P + H2O =>
4 PH3 + 3 SO2 = 3 S + 4 P + 6 H2O
CrO3 + NaOH = Na2Cr2O7 + H2O =>
2 CrO3 + 2 NaOH = Na2Cr2O7 + H2O
Li + AuCl3 = LiCl + Au =>
3 Li + AuCl3 = 3 LiCl + Au
HCOOH(aq) = H(aq) + HCOO(aq) =>
HCOOH(aq) = H(aq) + HCOO(aq)
C3H6 + O = CO + H2O =>
C3H6 + 6 O = 3 CO + 3 H2O
H2SO3 + O2 = H2SO4 =>
2 H2SO3 + O2 = 2 H2SO4
NaOH + KHC8H4O4 = NaKC8H4O4 + H2O =>
NaOH + KHC8H4O4 = NaKC8H4O4 + H2O
S + HCl = H2S + Cl2 =>
S + 2 HCl = H2S + Cl2
C2H2 + KMnO4 + H2SO4 = (COOH)2 + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5(COOH)2 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4 =>
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4
Cr + (NH4)2S = Cr2S3 + NH4 =>
2 Cr + 3(NH4)2S = Cr2S3 + 6 NH4
H2 + AgI = HI + Ag =>
H2 + 2 AgI = 2 HI + 2 Ag
C + HCl = CCl4 + H2 =>
C + 4 HCl = CCl4 + 2 H2
K2Cr2O7 + H2S = K2CrO4 + Cr(OH)3 + S =>
2 K2Cr2O7 + 3 H2S = 2 K2CrO4 + 2 Cr(OH)3 + 3 S
Ag(s) + KNO3(aq) = AgKNO3 =>
Ag(s) + KNO3(aq) = AgKNO3
CH3OH + C2H5COOH = C2H5COOCH3 + H2O =>
CH3OH + C2H5COOH = C2H5COOCH3 + H2O
Fe2(SO4)3 + Na3(PO4) = Fe(PO4) + Na2(SO4) =>
Fe2(SO4)3 + 2 Na3(PO4) = 2 Fe(PO4) + 3 Na2(SO4)
Ba3(PO4)2 + AgNO3 = Ag3PO4 + Ba(NO3)2 =>
Ba3(PO4)2 + 6 AgNO3 = 2 Ag3PO4 + 3 Ba(NO3)2
Si + N2 = Si3N4 =>
3 Si + 2 N2 = Si3N4
Si + NaOH = SiO2 + Na + H2 =>
Si + 2 NaOH = SiO2 + 2 Na + H2
Fe2(SO4)3 + KSCN = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KSCN = 2 K3Fe(SCN)6 + 3 K2SO4
H + Cl + O2 = HClO =>
2 H + 2 Cl + O2 = 2 HClO
HgCl2 + Hg = Hg2Cl =>
HgCl2 + 3 Hg = 2 Hg2Cl
As(s) + H2(g) = AsH3(g) =>
2 As(s) + 3 H2(g) = 2 AsH3(g)
Hg + HgCl2 = Hg2Cl2 =>
Hg + HgCl2 = Hg2Cl2
Zn(SO4) + Cu(NO3)2 = Zn(NO3)2 + Cu(SO4) =>
Zn(SO4) + Cu(NO3)2 = Zn(NO3)2 + Cu(SO4)
MgCl2 + Na2HPO4 = Mg3(PO4)2 + HCl + NaCl =>
3 MgCl2 + 2 Na2HPO4 = Mg3(PO4)2 + 2 HCl + 4 NaCl
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
CuCl2 + HCl = HCu + Cl =>
CuCl2 + HCl = HCu + 3 Cl
Ag + HClO4 = AgClO4 + H2 =>
2 Ag + 2 HClO4 = 2 AgClO4 + H2
Fe(OH)2 + O = Fe2O3 + H2O =>
2 Fe(OH)2 + O = Fe2O3 + 2 H2O
NaOH(aq) + HCl = NaCl + H2O =>
NaOH(aq) + HCl = NaCl + H2O
H3BO3 + NaOH = Na3BO3 + H2O =>
H3BO3 + 3 NaOH = Na3BO3 + 3 H2O
CaCl2 + NaCH3COO = CaCl2NaCH3COO =>
CaCl2 + NaCH3COO = CaCl2NaCH3COO
Pb(N3)2 + Cr(MnO4)2 = Cr2O3 + MnO2 + Pb3O4 + NO =>
15 Pb(N3)2 + 44 Cr(MnO4)2 = 22 Cr2O3 + 88 MnO2 + 5 Pb3O4 + 90 NO
ZnSO4 + HNO3 = H2SO4 + Zn(NO3)2 =>
ZnSO4 + 2 HNO3 = H2SO4 + Zn(NO3)2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
K2HPO4 + Ca(OH)2 = Ca3(PO4)2 + K3PO4 + H2O =>
6 K2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 K3PO4 + 6 H2O
NH3 = N + H =>
NH3 = N + 3 H
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Sr + At2 = SrAt2 =>
Sr + At2 = SrAt2
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