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K2S(aq) + Pb(NO3)2(aq) = 2 KNO3 + PbS
C2H6O + O2 = H6O2 + C2O =>
C2H6O + O2 = H6O2 + C2O
CH + Br = CHBr =>
CH + Br = CHBr
(NH4)3PO4 + Pb(NO3)2 = NH4NO3 + Pb3(PO4)2 =>
2(NH4)3PO4 + 3 Pb(NO3)2 = 6 NH4NO3 + Pb3(PO4)2
ZnH2 = Zn + H2 =>
ZnH2 = Zn + H2
Fe(aq) + O2(g) = Fe2O3(s) =>
4 Fe(aq) + 3 O2(g) = 2 Fe2O3(s)
Cu2 + Cl2 = CuCl2 =>
Cu2 + 2 Cl2 = 2 CuCl2
KAlSi3O8 + MgSiO3 + H2O = KMg3AlSi3O10(OH)2 + SiO2 =>
KAlSi3O8 + 3 MgSiO3 + H2O = KMg3AlSi3O10(OH)2 + 3 SiO2
H2SiO3 + K = K2SiO3 + H =>
H2SiO3 + 2 K = K2SiO3 + 2 H
HI(aq) = H2(g)I2(aq) =>
2 HI(aq) = H2(g)I2(aq)
N2(g)O2(g) = NO(g) =>
N2(g)O2(g) = 2 NO(g)
Ba + Br = BaBr =>
Ba + Br = BaBr
HIKOH = KIH2O =>
HIKOH = KIH2O
Al + HF = AlF + H =>
Al + HF = AlF + H
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
MnO4{-} + SO3{2-} + H{+} = H2O + Mn{2+} + SO4{2-} =>
2 MnO4{-} + 5 SO3{2-} + 6 H{+} = 3 H2O + 2 Mn{2+} + 5 SO4{2-}
KNO2 + ZnCl2 = KCl + (NO2)2Zn =>
2 KNO2 + ZnCl2 = 2 KCl + (NO2)2Zn
F2 + CoCl3 = Cl + CoF3 =>
3 F2 + 2 CoCl3 = 6 Cl + 2 CoF3
HINaOH = NaIH2O =>
HINaOH = NaIH2O
Ba3N2 + H2O = Ba(OH)2 + NH3 =>
Ba3N2 + 6 H2O = 3 Ba(OH)2 + 2 NH3
Fe(ClO3)3 = FeCl3 + O2 =>
2 Fe(ClO3)3 = 2 FeCl3 + 9 O2
C + S5 = CS2 =>
5 C + 2 S5 = 5 CS2
C4H10 + H2O = C3H7OH + H2 =>
3 C4H10 + 4 H2O = 4 C3H7OH + 3 H2
HI = H2I2 =>
2 HI = H2I2
Na + Cl = NaCl =>
Na + Cl = NaCl
KTcO4 + HCl = TcCl2 + H2O + KCl + Cl2 =>
2 KTcO4 + 16 HCl = 2 TcCl2 + 8 H2O + 2 KCl + 5 Cl2
HClO3 + H2O = H2O2 + Cl2 =>
2 HClO3 + 4 H2O = 5 H2O2 + Cl2
Sn2 + KOH = K + Sn2OH =>
Sn2 + KOH = K + Sn2OH
Methane + Chlorine = CH3Cl + hydrogen =>
2 CH4 + Cl2 = 2 CH3Cl + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CoCl3(aq) + NaOH(aq) = CoOH(s) + NaCl3 =>
CoCl3(aq) + NaOH(aq) = CoOH(s) + NaCl3
C2H2 + C2H5OH = C2H3 + H2O =>
C2H2 + C2H5OH = 2 C2H3 + H2O
C6H4(CH3)NH2 + NaNO2 + HCl + KI = C6H4(CH3)I + N2 + KCl + H2O + NaCl =>
C6H4(CH3)NH2 + NaNO2 + 2 HCl + KI = C6H4(CH3)I + N2 + KCl + 2 H2O + NaCl
C7H14 + O = CO + H2O =>
C7H14 + 14 O = 7 CO + 7 H2O
NaBr + HCl + NaBrO3 = Br2 + H2O + NaCl =>
5 NaBr + 6 HCl + NaBrO3 = 3 Br2 + 3 H2O + 6 NaCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb =>
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb
Sn + AgNO3 = Sn(Ag) + NO3 =>
Sn + AgNO3 = Sn(Ag) + NO3
NaOH + C12 = NaC1 + NaC1O + H2O =>
12 NaOH + C12 = 6 NaC1 + 6 NaC1O + 6 H2O
AlCl3 + NH4F = AlF3 + NH4Cl =>
AlCl3 + 3 NH4F = AlF3 + 3 NH4Cl
FeCl3 + KNO3 = Fe(NO3)3 + KCl =>
FeCl3 + 3 KNO3 = Fe(NO3)3 + 3 KCl
C6H4C2H6 + O2 = CO2 + H2O =>
2 C6H4C2H6 + 21 O2 = 16 CO2 + 10 H2O
Nb + CuO = Nb2O5 + Cu2O =>
2 Nb + 10 CuO = Nb2O5 + 5 Cu2O
C2H5OH + KMnO4 + H2SO4 = CH3COOH + H2O + K2SO4 + MnSO4 =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 11 H2O + 2 K2SO4 + 4 MnSO4
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
C13H20N2O2 + H2O = OH + C13H21N2O2 =>
C13H20N2O2 + H2O = OH + C13H21N2O2
KAl(SO4)2*12H2O = K + Al + SO4 + H2O =>
KAl(SO4)2*12H2O = K + Al + 2 SO4 + 12 H2O
BF3 + NH3 = F3BNH3 =>
BF3 + NH3 = F3BNH3
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
Sb{3+} + H2 = Sb + H{+} =>
2 Sb{3+} + 3 H2 = 2 Sb + 6 H{+}
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