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PbCO3 + 2 HNO3 = Pb(NO3)2 + H2O + CO2
H2 + C2H4 = C2H6 =>
H2 + C2H4 = C2H6
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
CF2ClCF2Cl = F2 + Cl2 + C =>
CF2ClCF2Cl = 2 F2 + Cl2 + 2 C
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
N2H4 + H2O = NH3 + OH =>
N2H4 + 2 H2O = 2 NH3 + 2 OH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + Cl2 + O2 = KClO3 =>
2 K + Cl2 + 3 O2 = 2 KClO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Cr(OH)3 + H3O{+} = Cr{3+} + H2O =>
Cr(OH)3 + 3 H3O{+} = Cr{3+} + 6 H2O
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
Al + Fe{2+} = Al{3+} + Fe =>
2 Al + 3 Fe{2+} = 2 Al{3+} + 3 Fe
Li2SO4 + BaCl2 = LiCl + BaSO4 =>
Li2SO4 + BaCl2 = 2 LiCl + BaSO4
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
KMnO4 + Na2C2O4 + H2SO4 = K2SO4 + CO2 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = K2SO4 + 10 CO2 + 2 MnSO4 + 5 Na2SO4 + 8 H2O
HgS + Cl{-} + NO3{-} + H{+} = HgCl2 + S + NO + H2O =>
3 HgS + 6 Cl{-} + 2 NO3{-} + 8 H{+} = 3 HgCl2 + 3 S + 2 NO + 4 H2O
C3H5Cl + KOH = C3H4 + KCl + H2O =>
C3H5Cl + KOH = C3H4 + KCl + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
V2O5 + Al + S = VS + Al2O3 =>
3 V2O5 + 10 Al + 6 S = 6 VS + 5 Al2O3
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K(s) + Br2(l) = KBr(s) =>
2 K(s) + Br2(l) = 2 KBr(s)
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH3 + NaClO = N2H4 + NaCl + H2O =>
2 NH3 + NaClO = N2H4 + NaCl + H2O
Bi(NO3)3 + KOH = KNO3 + Bi(OH)3 =>
Bi(NO3)3 + 3 KOH = 3 KNO3 + Bi(OH)3
C4H10O + O2 = H2O + CO2 =>
C4H10O + 6 O2 = 5 H2O + 4 CO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Ba + HNO3 = Ba(NO3)2 + H2 =>
Ba + 2 HNO3 = Ba(NO3)2 + H2
Ca(HCO3)2 + HCl = CaCl2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2O + 2 CO2
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
FeCl2 + Na2CO3 = FeCO3 + NaCl =>
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2 =>
ZnBr2 + Pb(NO2)2 = Zn(NO2)2 + PbBr2
HNO3 + AlI3 = HIO3 + Al(NO3)3 + NO2 + H2O =>
21 HNO3 + AlI3 = 3 HIO3 + Al(NO3)3 + 18 NO2 + 9 H2O
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