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K2 + 2 CO2 = 2 KC + 2 O2
Fe(s) + HCl = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl = FeCl2(aq) + H2(g)
Pb2 + HCl = PbCl2(s) + H =>
Pb2 + 4 HCl = 2 PbCl2(s) + 4 H
Al2(SO4)3 + K3PO4 = AlPO4 + K2SO4 =>
Al2(SO4)3 + 2 K3PO4 = 2 AlPO4 + 3 K2SO4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
H2SO4 + K2Cr2O7 + FeSO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + K2SO4 =>
7 H2SO4 + K2Cr2O7 + 6 FeSO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O + K2SO4
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl(s)
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
CH3CH2CH2CH2Li + CH3OH = CH3CH2CH2CH2OH + CH3Li =>
CH3CH2CH2CH2Li + CH3OH = CH3CH2CH2CH2OH + CH3Li
K2Cr2O7 + H2SO4 + Zn = Cr(SO4) + ZnSO4 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 4 Zn = 2 Cr(SO4) + 4 ZnSO4 + K2SO4 + 7 H2O
H2(g) + ICl9(g) = HCl(g) + I2(g) =>
9 H2(g) + 2 ICl9(g) = 18 HCl(g) + I2(g)
C6H5COOH + CH3OH = C6H5CO2CH3 + H2O =>
C6H5COOH + CH3OH = C6H5CO2CH3 + H2O
C3H70H + O2 = CO2 + H2O =>
4 C3H70H + 83 O2 = 12 CO2 + 142 H2O
SO2 + V2O5 = SO3 + V2O =>
4 SO2 + V2O5 = 4 SO3 + V2O
Cr2 + O3 = CrO =>
3 Cr2 + 2 O3 = 6 CrO
NaCl + HOH = NaOH + Cl2 + H2 =>
2 NaCl + 2 HOH = 2 NaOH + Cl2 + H2
V + P4 = VP =>
4 V + P4 = 4 VP
H3O = H3 + O2 =>
2 H3O = 2 H3 + O2
S(g) + O2(g) = SO2(g) =>
S(g) + O2(g) = SO2(g)
NH4F + LiOH = NH4OH + LiF =>
NH4F + LiOH = NH4OH + LiF
CuO + CH3OOH = Cu(CH3COO)2 + H2O =>
CuO + 4 CH3OOH = Cu(CH3COO)2 + 5 H2O
MnO4{-} + H{+} + {-} = Mn{2+} + H2O =>
MnO4{-} + 8 H{+} + 5e = Mn{2+} + 4 H2O
Sr + Br2 = SrBr2 =>
Sr + Br2 = SrBr2
S2O3 + H2O = HSO2 =>
S2O3 + H2O = 2 HSO2
FeSO4 + HBrO + HCl = FeCl3 + FeBr3 + Fe2(SO4)3 + H2O =>
6 FeSO4 + 3 HBrO + 3 HCl = FeCl3 + FeBr3 + 2 Fe2(SO4)3 + 3 H2O
CuOH + HCl = CuCl + H2O =>
CuOH + HCl = CuCl + H2O
PbO2(s) + CO(g) = PbO(s) + CO2(g) =>
PbO2(s) + CO(g) = PbO(s) + CO2(g)
Pt + HNO3 = Pt(NO3)2 + H2 =>
Pt + 2 HNO3 = Pt(NO3)2 + H2
Hg2O = Hg + O =>
Hg2O = 2 Hg + O
C7H16 + Br2 = C7H15Br + HBr =>
C7H16 + Br2 = C7H15Br + HBr
Fe + C = FeC =>
Fe + C = FeC
F3N = N2 + F2 =>
2 F3N = N2 + 3 F2
MgF2(s) = Mg(s) + F2(g) =>
MgF2(s) = Mg(s) + F2(g)
FeCl3 + Na2SO4 = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaCl
C6H6O + KMnO4 + H2SO4 = C6H4O2 + K2SO4 + MnSO4 + H2O =>
5 C6H6O + 4 KMnO4 + 6 H2SO4 = 5 C6H4O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Pb(ClO3)2 + FrOH = Pb(OH)2 + Fr(ClO3) =>
Pb(ClO3)2 + 2 FrOH = Pb(OH)2 + 2 Fr(ClO3)
Sb + F2 = SbF5 =>
2 Sb + 5 F2 = 2 SbF5
SCl2 + H3N = S4N4 + NH4Cl + S8 =>
24 SCl2 + 64 H3N = 4 S4N4 + 48 NH4Cl + S8
C10H19O3N + O2 = C5H7O2N + CO2 + H2O =>
2 C10H19O3N + 15 O2 = 2 C5H7O2N + 10 CO2 + 12 H2O
MgBr2(aq) + Cl2(g) = MgCl2(aq) + Br2(g) =>
MgBr2(aq) + Cl2(g) = MgCl2(aq) + Br2(g)
C6H6 = C2H2 =>
C6H6 = 3 C2H2
Ba(NO3)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(NO3)2(aq) =>
Ba(NO3)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(NO3)2(aq)
Na2SIO3 + KOH = NaOH + K2SIO3 =>
Na2SIO3 + 2 KOH = 2 NaOH + K2SIO3
K + HOH = KOH + H2 =>
2 K + 2 HOH = 2 KOH + H2
Cr2O7{-} + H{+} + Cl{-} = Cr{+3} + H2O + Cl2 =>
2 Cr2O7{-} + 28 H{+} + 14 Cl{-} = 4 Cr{+3} + 14 H2O + 7 Cl2
Al + Hg(C2H3O2)2 = Al(C2H3O2)2 + Hg =>
Al + Hg(C2H3O2)2 = Al(C2H3O2)2 + Hg
Fe3O4 + CO = FeO + CO2 =>
Fe3O4 + CO = 3 FeO + CO2
Na2O = Na2 + O2 =>
2 Na2O = 2 Na2 + O2
Na3P + Al2(SO4)3 = Na2SO4 + AlP =>
2 Na3P + Al2(SO4)3 = 3 Na2SO4 + 2 AlP
KI + Na2(CO3) = K2CO3 + NaI =>
2 KI + Na2(CO3) = K2CO3 + 2 NaI
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