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2 Zn + Pb2(NO3) = Zn2(NO3) + 2 Pb
SO2 + LiO = LiS + O =>
SO2 + LiO = LiS + 3 O
FeO3H3 + H2SO4 = FeH3S3O12 + H2O =>
FeO3H3 + 3 H2SO4 = FeH3S3O12 + 3 H2O
HFt + OH = Ft2 + H2O =>
2 HFt + 2 OH = Ft2 + 2 H2O
BaSO4 + HCl(aq) = BaCl2 + H2O + SO3 =>
BaSO4 + 2 HCl(aq) = BaCl2 + H2O + SO3
(NH4)2(Cr2O7) = Cr2O3 + N2 + H2O =>
(NH4)2(Cr2O7) = Cr2O3 + N2 + 4 H2O
NaAlSi3O8 = NaAlSiO4 + SiO2 =>
NaAlSi3O8 = NaAlSiO4 + 2 SiO2
Lithium + water = lithiumhydroxide + hydrogen =>
2 Li + 2 H2O = 2 LiOH + H2
HNO3 + MnSO4 + Pb3O4 = HMnO4 + PbSO4 + Pb(NO3)2 + H2O =>
26 HNO3 + 2 MnSO4 + 5 Pb3O4 = 2 HMnO4 + 2 PbSO4 + 13 Pb(NO3)2 + 12 H2O
Te + O2 = TeO =>
2 Te + O2 = 2 TeO
KMnO4 + H2SO4 + P4 = P2O3 + K2SO4 + MnSO4 + H2O =>
12 KMnO4 + 18 H2SO4 + 5 P4 = 10 P2O3 + 6 K2SO4 + 12 MnSO4 + 18 H2O
BaS + Al = AlS + Ba =>
BaS + Al = AlS + Ba
NaI + H2O = H2 + NaIO3 =>
NaI + 3 H2O = 3 H2 + NaIO3
SbCl5(s) + H2O(l) = SbOCl3(g) + HCl(g) =>
SbCl5(s) + H2O(l) = SbOCl3(g) + 2 HCl(g)
Ca(OH)2 + Si = Si(OH)2 + Ca =>
Ca(OH)2 + Si = Si(OH)2 + Ca
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CoSO4 + Ba(NO3)2 = Co(NO3)2 + BaSO4 =>
CoSO4 + Ba(NO3)2 = Co(NO3)2 + BaSO4
Fe + SCN = Fe(SCN)3 =>
Fe + 3 SCN = Fe(SCN)3
C10H22 + O2 = H2O + CO2 =>
2 C10H22 + 31 O2 = 22 H2O + 20 CO2
C2H4Br2 + O2 = CO2 + H2O + HBr =>
2 C2H4Br2 + 5 O2 = 4 CO2 + 2 H2O + 4 HBr
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + NH3(g) + H2O(l) =>
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + 2 NH3(g) + 2 H2O(l)
Cu(s) + S(g) = CuS(s) =>
Cu(s) + S(g) = CuS(s)
NaNH2 + C = Na2CN2 + H2 =>
2 NaNH2 + C = Na2CN2 + 2 H2
C3H4 + K2Cr2O7 + H2SO4 = C3H6O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H4 + K2Cr2O7 + 4 H2SO4 = 3 C3H6O2 + K2SO4 + Cr2(SO4)3 + H2O
Fe3O4 + SO2 = FeS + O2 =>
Fe3O4 + 3 SO2 = 3 FeS + 5 O2
Na2S + KMnO4 + H2O = KOH + MnO2 + S + NaOH =>
3 Na2S + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 3 S + 6 NaOH
Sc(NO3)3 + H2O = Sc(OH)3 + HNO3 =>
Sc(NO3)3 + 3 H2O = Sc(OH)3 + 3 HNO3
H2SO4(aq) + NaOH(s) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(s) = Na2SO4(aq) + 2 H2O(l)
Sn + FeCl3 = SnCl2 + Fe =>
3 Sn + 2 FeCl3 = 3 SnCl2 + 2 Fe
BaCl2 + K3PO4 = BaK3 + Cl2PO4 =>
BaCl2 + K3PO4 = BaK3 + Cl2PO4
HCl + C20H14O4 = C20H15O4Cl =>
HCl + C20H14O4 = C20H15O4Cl
U + Te + NaCl + KCl = U10Te19(NaKCl2)600 =>
10 U + 19 Te + 600 NaCl + 600 KCl = U10Te19(NaKCl2)600
H2(g) + I2(s) = HI(g) =>
H2(g) + I2(s) = 2 HI(g)
S + KOH = K2S + K2SO3 + H2 =>
3 S + 6 KOH = K2S + 2 K2SO3 + 3 H2
Mg3(PO4)2 + H2O = MgO + H3PO4 =>
Mg3(PO4)2 + 3 H2O = 3 MgO + 2 H3PO4
CH3CH2OH + MnO4 = CH3COOH + Mn + H2O =>
2 CH3CH2OH + MnO4 = 2 CH3COOH + Mn + 2 H2O
Mg(s) + CuNO3(aq) = Mg(NO3)2 + Cu(s) =>
Mg(s) + 2 CuNO3(aq) = Mg(NO3)2 + 2 Cu(s)
C2H2 + O2(g) = CO2 + H2O =>
2 C2H2 + 5 O2(g) = 4 CO2 + 2 H2O
P + O = P2O5 =>
2 P + 5 O = P2O5
CH4N2O + H3PO4 = CH7N2O5P =>
CH4N2O + H3PO4 = CH7N2O5P
NaHS + O2 = S + NaOH =>
2 NaHS + O2 = 2 S + 2 NaOH
CH3CH2COOH + Mg = CH3CH2COOMg + H2 =>
2 CH3CH2COOH + 2 Mg = 2 CH3CH2COOMg + H2
Li + Al(OH)3 = LiOH + Al =>
3 Li + Al(OH)3 = 3 LiOH + Al
ZnCl + Pb = PbCl + Zn =>
ZnCl + Pb = PbCl + Zn
NF3 = Nitrogen + Fluorine =>
2 NF3 = N2 + 3 F2
C7H16 + O2(g) = CO2(g) + H20(g) =>
5 C7H16 + 35 O2(g) = 35 CO2(g) + 4 H20(g)
NaBr + Ca = CaBr2 + Na =>
2 NaBr + Ca = CaBr2 + 2 Na
P + O2 = PO4 =>
P + 2 O2 = PO4
Cd + HNO3 = Cd(NO3)2 + H =>
Cd + 2 HNO3 = Cd(NO3)2 + 2 H
I2 + AlF3 = AlI + F2 =>
I2 + 2 AlF3 = 2 AlI + 3 F2
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