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H2 + C2H4 = C2H6
NaNO2 + Cl2 + NaOH = NaNO3 + NaCl + H2O =>
NaNO2 + Cl2 + 2 NaOH = NaNO3 + 2 NaCl + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
Na3PO4*4H2O = Na3PO4 + H2O =>
Na3PO4*4H2O = Na3PO4 + 4 H2O
Au + HNO3 + HCl = Au(AuCl4)3 + N2O3 + H2O =>
4 Au + 6 HNO3 + 12 HCl = Au(AuCl4)3 + 3 N2O3 + 9 H2O
K2SO4 + PbCl2 = KCl + PbSO4 =>
K2SO4 + PbCl2 = 2 KCl + PbSO4
Ce(OH)3 = H2O + CeO2 + H =>
Ce(OH)3 = H2O + CeO2 + H
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
Ag + H2SO4 = Ag2SO4 + H2O + SO2 =>
2 Ag + 2 H2SO4 = Ag2SO4 + 2 H2O + SO2
Au + Hl = AuHl2 =>
Au + 2 Hl = AuHl2
MgCO3(s) + HCl(ac) = MgCl2(ac) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(ac) = MgCl2(ac) + H2O(l) + CO2(g)
NH4NO3 + K2Cr2O4 = (NH4)2Cr2O4 + KNO3 =>
2 NH4NO3 + K2Cr2O4 = (NH4)2Cr2O4 + 2 KNO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
C7H5(NO2)3(s) = C(s) + CO(g) + N2(g) + H2O(l) =>
2 C7H5(NO2)3(s) = 7 C(s) + 7 CO(g) + 3 N2(g) + 5 H2O(l)
H + Cl2O7 = ClO2 + H2O =>
6 H + Cl2O7 = 2 ClO2 + 3 H2O
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
NaBr(aq) + I2(g) = NaI(aq) + Br2(g) =>
2 NaBr(aq) + I2(g) = 2 NaI(aq) + Br2(g)
Sr{+} + P{5-} = Sr5P =>
5 Sr{+} + P{5-} = Sr5P
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
S8 + NO3 = SO2 + NO =>
S8 + 8 NO3 = 8 SO2 + 8 NO
KMnO4 + H2OSO4 + NaNO2 = MnSO4 + K2SO4 + NaNO3 + H2O =>
2 KMnO4 + 3 H2OSO4 + 8 NaNO2 = 2 MnSO4 + K2SO4 + 8 NaNO3 + 3 H2O
YBa2Cu3O7 + HCl = CuCl2 + H2O + YCl3 + BaCl2 + O =>
2 YBa2Cu3O7 + 26 HCl = 6 CuCl2 + 13 H2O + 2 YCl3 + 4 BaCl2 + O
Ni + Cu = NiCu =>
Ni + Cu = NiCu
MgCl2 + Ca(NO3)2 = CaCl2 + Mg(NO3)2 =>
MgCl2 + Ca(NO3)2 = CaCl2 + Mg(NO3)2
Na2[Mn(OH)4] + NaOH = Na4[Mn(OH)6] =>
Na2[Mn(OH)4] + 2 NaOH = Na4[Mn(OH)6]
KOH + Fe2S3 = K2S + Fe(OH)3 =>
6 KOH + Fe2S3 = 3 K2S + 2 Fe(OH)3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu = Cu{2+{-}+} =>
Cu = Cu{2+2{-}+}
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
H2SO4 + LiSO4 = LiH + SO4 =>
H2SO4 + 2 LiSO4 = 2 LiH + 3 SO4
Mg(NO3)2 + C6H8O7 = MgO + N2 + CO2 + H2O =>
9 Mg(NO3)2 + 5 C6H8O7 = 9 MgO + 9 N2 + 30 CO2 + 20 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
MgCl2 + Na2O = NaCl2 + Mg2O =>
2 MgCl2 + Na2O = 2 NaCl2 + Mg2O
FeCl3(aq) + F2(g) = FeF3(aq) + Cl2(g) =>
2 FeCl3(aq) + 3 F2(g) = 2 FeF3(aq) + 3 Cl2(g)
C4H10S + O2 = CO2 + H2SO4 + H2O =>
C4H10S + 8 O2 = 4 CO2 + H2SO4 + 4 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
KOH1 + H3PO4 = K3PO4 + H2O =>
3 KOH1 + H3PO4 = K3PO4 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NH3 + H2(SO)4 = (NH4)2(SO)4 =>
2 NH3 + H2(SO)4 = (NH4)2(SO)4
Fe{2+} + CN{-} = Fe(CN)2 =>
Fe{2+} + 2 CN{-} = Fe(CN)2
BaO + HClO4 = Ba(ClO4)2 + H2O =>
BaO + 2 HClO4 = Ba(ClO4)2 + H2O
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
CH3(CH)2(CH2)2CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3(CH)2(CH2)2CH3(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
Sb3{3+} + MnO4{-} + H3O{+} = Sb{5+} + Mn{2+} + H2O =>
5 Sb3{3+} + 12 MnO4{-} + 96 H3O{+} = 15 Sb{5+} + 12 Mn{2+} + 144 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba + HC1 = BaC12 + H2 =>
Ba + 12 HC1 = BaC12 + 6 H2
CaOCl2 + HCl = CaCl + Cl2 + H2O =>
2 CaOCl2 + 4 HCl = 2 CaCl + 3 Cl2 + 2 H2O
C2H4O + H2 = H2O + CH4 =>
C2H4O + 3 H2 = H2O + 2 CH4
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