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2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P4(s) + NaOH(aq) + H2O = PH3 + Na2HPO3 =>
P4(s) + 4 NaOH(aq) + 2 H2O = 2 PH3 + 2 Na2HPO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H{+} + NO2{-} + S2{-} = N2 + SO4 + H2O =>
40 H{+} + 34 NO2{-} + 6 S2{-} = 17 N2 + 12 SO4 + 20 H2O
Sb(NO3)5 = N2O5 + Sb2O5 =>
2 Sb(NO3)5 = 5 N2O5 + Sb2O5
Cr{3+} + O2 + H2 = Cr2O7{2-} + H{+} =>
4 Cr{3+} + 7 O2 + 8 H2 = 2 Cr2O7{2-} + 16 H{+}
Na3N + Ca = Ca2N3 + Na =>
3 Na3N + 2 Ca = Ca2N3 + 9 Na
K + H2SO4 = K2SO4 + H2 =>
2 K + H2SO4 = K2SO4 + H2
(NH4)2(SO4) + Pb(NO3)2 = PbSO4 + NH4(NO3) =>
(NH4)2(SO4) + Pb(NO3)2 = PbSO4 + 2 NH4(NO3)
Pt + H2SO4 = PtSO4 + H2 =>
Pt + H2SO4 = PtSO4 + H2
FeCl3 + Be3(Po4)2 = BeCl2 + FePo4 =>
2 FeCl3 + Be3(Po4)2 = 3 BeCl2 + 2 FePo4
AgNO3(aq) + KSCN(aq) = KNO3(aq) + AgSCN =>
AgNO3(aq) + KSCN(aq) = KNO3(aq) + AgSCN
Ni(OH)2 + NaOH + Br2 = Ni2O3 + NaBr + H2O =>
2 Ni(OH)2 + 2 NaOH + Br2 = Ni2O3 + 2 NaBr + 3 H2O
C12H28 + O2 = CO2 + H2O =>
C12H28 + 19 O2 = 12 CO2 + 14 H2O
Mg(NO3)2 + Cu = CuNO3 + Mg =>
Mg(NO3)2 + 2 Cu = 2 CuNO3 + Mg
Na2S(aq) + CaCl2 = CaS + NaCl =>
Na2S(aq) + CaCl2 = CaS + 2 NaCl
Mn + ClO3 = Mn(ClO3)2 =>
Mn + 2 ClO3 = Mn(ClO3)2
HClO4 + CaCO3 = CO2 + HClO2 + CaO2 =>
HClO4 + 2 CaCO3 = 2 CO2 + HClO2 + 2 CaO2
K2[HgI4] + KOH + NH4Cl = [Hg2N]I + KCl + KI + H2O =>
2 K2[HgI4] + 4 KOH + NH4Cl = [Hg2N]I + KCl + 7 KI + 4 H2O
Na2[Fe(OH)4] + HCl = FeCl2 + NaCl + H2O =>
Na2[Fe(OH)4] + 4 HCl = FeCl2 + 2 NaCl + 4 H2O
LiBr + H2O = Li(OH) + HBr =>
LiBr + H2O = Li(OH) + HBr
NaOH + Na2SO4 = H2SO4 + Na2O =>
2 NaOH + Na2SO4 = H2SO4 + 2 Na2O
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
HNO2 = NONO2H2O =>
2 HNO2 = NONO2H2O
Fe(s) + S8 = Fe2S3(s) =>
16 Fe(s) + 3 S8 = 8 Fe2S3(s)
KMnO4 + K2C2O4*H2O + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 K2C2O4*H2O + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 10 CO2 + 13 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaHCO3(s) + HC2H3O2(l) = H2O + CO2(g) + NaC2H3O2(aq) =>
NaHCO3(s) + HC2H3O2(l) = H2O + CO2(g) + NaC2H3O2(aq)
C2H2 + HBr = C2H3Br =>
C2H2 + HBr = C2H3Br
Cu2CO3(OH)2*H2O = CuO + CO2 + H2O =>
Cu2CO3(OH)2*H2O = 2 CuO + CO2 + 2 H2O
NH3 + Cl = N2H4 + NH4Cl =>
4 NH3 + 2 Cl = N2H4 + 2 NH4Cl
C8H8O3 + H2O2 = C16H14O6 + H2O =>
2 C8H8O3 + H2O2 = C16H14O6 + 2 H2O
AlBr3(aq) + Na2CO3(aq) = Al2(CO3)3(aq) + NaBr(s) =>
2 AlBr3(aq) + 3 Na2CO3(aq) = Al2(CO3)3(aq) + 6 NaBr(s)
B + O2(g) = B2O3(s) =>
4 B + 3 O2(g) = 2 B2O3(s)
Na2CO3(aq) + CuCl2 = NaCl + CuCO3(s) =>
Na2CO3(aq) + CuCl2 = 2 NaCl + CuCO3(s)
PbS2 + HCl = PbCl2 + H2S2 =>
PbS2 + 2 HCl = PbCl2 + H2S2
MgO + Cl2O7 = MgCl2O8 =>
MgO + Cl2O7 = MgCl2O8
TiCl4 + HOH = Ti(OH)4 + HCl =>
TiCl4 + 4 HOH = Ti(OH)4 + 4 HCl
Pb(C2H3O2)4 + HCl = PbCl4 + CH3COOH =>
Pb(C2H3O2)4 + 4 HCl = PbCl4 + 4 CH3COOH
Al + SnCl4 = AlCl3 + Sn =>
4 Al + 3 SnCl4 = 4 AlCl3 + 3 Sn
BeCO3 + CoBr2 = BeBr2 + Co(CO3) =>
BeCO3 + CoBr2 = BeBr2 + Co(CO3)
BaCl + AgNo3 = AgCl + BaNo3 =>
BaCl + AgNo3 = AgCl + BaNo3
Na2S(aq) + ZnCl2(aq) = NaCl + ZnS =>
Na2S(aq) + ZnCl2(aq) = 2 NaCl + ZnS
CH3COOH + Fe = (CH3COO)2Fe + H2 =>
2 CH3COOH + Fe = (CH3COO)2Fe + H2
CH2C(OH)2 + LiOH = H(OH) + LiCHC(OH)2 =>
CH2C(OH)2 + LiOH = H(OH) + LiCHC(OH)2
Zn(NO3)2K2CO3 = ZnCO3 + KNO3 =>
Zn(NO3)2K2CO3 = ZnCO3 + 2 KNO3
Fe(OH)3 + NaNO3 = Fe(NO3)3 + NaOH =>
Fe(OH)3 + 3 NaNO3 = Fe(NO3)3 + 3 NaOH
KOH + C5H6 + FeCl2*4H2O = Fe(C5H5)2 + KCl + H2O =>
2 KOH + 2 C5H6 + FeCl2*4H2O = Fe(C5H5)2 + 2 KCl + 6 H2O
NaCN + HCN = NaH + CN =>
NaCN + HCN = NaH + 2 CN
C + H2O2 = CO + H2O =>
C + H2O2 = CO + H2O
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