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4 Cl2 + K2S = 2 KCl4 + S
Co2O3 + H2SO4 = Co2(SO4)3 + H2O =>
Co2O3 + 3 H2SO4 = Co2(SO4)3 + 3 H2O
HCOOCH2CH2CH3 + O2 = CO2 + H2O =>
HCOOCH2CH2CH3 + 5 O2 = 4 CO2 + 4 H2O
Hg + AgNo3 = Hg(No3)2 + Ag =>
Hg + 2 AgNo3 = Hg(No3)2 + 2 Ag
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Fe(s) + CuCl2(aq) = Cu(s) + FeCl(aq) =>
2 Fe(s) + CuCl2(aq) = Cu(s) + 2 FeCl(aq)
H2PtCl6 + CuO = CuCl2 + H2O + PtO2 =>
H2PtCl6 + 3 CuO = 3 CuCl2 + H2O + PtO2
C37H31NO4S + O2 = CO2 + H2O + NH3 + S =>
C37H31NO4S + 42 O2 = 37 CO2 + 14 H2O + NH3 + S
Y + Ni = Y2Ni17 =>
2 Y + 17 Ni = Y2Ni17
K2TeO4 + HCl = K2TeO3 + Cl2 + H2O =>
K2TeO4 + 2 HCl = K2TeO3 + Cl2 + H2O
HNO3 + Cu2O = Cu(NO3)2 + H2O + NO2 =>
6 HNO3 + Cu2O = 2 Cu(NO3)2 + 3 H2O + 2 NO2
C12H25SO3Na = CH4 + CH3Na + C + H2SO3 =>
C12H25SO3Na = 5 CH4 + CH3Na + 6 C + H2SO3
C5H13 + O = CO2 + H2O =>
2 C5H13 + 33 O = 10 CO2 + 13 H2O
KHSO4 + LiOH = KLiSO4 + H2O =>
KHSO4 + LiOH = KLiSO4 + H2O
Pb(C2H3O2)4 + Li2CrO4 = Pb(CrO4)2 + LiC2H3O2 =>
Pb(C2H3O2)4 + 2 Li2CrO4 = Pb(CrO4)2 + 4 LiC2H3O2
CHO + O = H2O(l) + CO2(g) =>
2 CHO + 3 O = H2O(l) + 2 CO2(g)
Na3P + AlCl3 = NaCl + AlP =>
Na3P + AlCl3 = 3 NaCl + AlP
Ca(OH)2(s) + HClO4(aq) = Ca(ClO4)2 + H2O =>
Ca(OH)2(s) + 2 HClO4(aq) = Ca(ClO4)2 + 2 H2O
C6H8O6 + HCl = C6H7O5Cl + H2O =>
C6H8O6 + HCl = C6H7O5Cl + H2O
Fe2 + Cl = FeCl2 =>
Fe2 + 4 Cl = 2 FeCl2
HCHO + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
HCHO + 2 Cu(OH)2 + NaOH = HCOONa + Cu2O + 3 H2O
Bi + HClO4 = Bi(ClO4)5 + H2 =>
2 Bi + 10 HClO4 = 2 Bi(ClO4)5 + 5 H2
Bi(OH)3 + HNO2 = Bi(NO2)3 + H2O =>
Bi(OH)3 + 3 HNO2 = Bi(NO2)3 + 3 H2O
*2Fe + O2 = *2FeO3 =>
*2Fe + 3 O2 = *2FeO3
Co + S = CoS =>
Co + S = CoS
S2{-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
2 S2{-} + 13 Cl2 + 32 OH{-} = 4 SO4{2-} + 26 Cl{-} + 16 H2O
Fe + Ag = FeAg =>
Fe + Ag = FeAg
Sn + H3PO4 = Sn3(PO4)2 + H2 =>
3 Sn + 2 H3PO4 = Sn3(PO4)2 + 3 H2
(NH4)2CO3 + Al(NO3)3 = NH4NO3 + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(NO3)3 = 6 NH4NO3 + Al2(CO3)3
NaBiO3 + MnSO4 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + Na2SO4 + H2O =>
5 NaBiO3 + 2 MnSO4 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + NaNO3 + 2 Na2SO4 + 7 H2O
Sr(OH)2*8H2O(s) + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2*8H2O(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 10 H2O(l)
Pb(NO3)2 + NiCl2 = PbCl2 + Ni(NO3)2 =>
Pb(NO3)2 + NiCl2 = PbCl2 + Ni(NO3)2
H2S + HNO3 = S + NO2*H2O =>
H2S + 2 HNO3 = S + 2 NO2*H2O
Ba(ClO3)2 + H2(SO4) = BaSO4 + HClO3 =>
Ba(ClO3)2 + H2(SO4) = BaSO4 + 2 HClO3
Cu + HF = CuF + H2 =>
2 Cu + 2 HF = 2 CuF + H2
Al + Na = AlNa3 =>
Al + 3 Na = AlNa3
C2H4O2 + Ba(OH)2 = H2O + BaC + O2 =>
C2H4O2 + 2 Ba(OH)2 = 4 H2O + 2 BaC + O2
CH3OH + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
2 CH3OH + 4 Cu(OH)2 = CH3COOH + 2 Cu2O + 6 H2O
CaI2 + KOH = Ca(OH)2 + KI =>
CaI2 + 2 KOH = Ca(OH)2 + 2 KI
KBrNaOH = NaBrKOH =>
KBrNaOH = NaBrKOH
Sr + CuCl2 = SrCl2 + Cu2 =>
2 Sr + 2 CuCl2 = 2 SrCl2 + Cu2
Fe(C2O4) = Fe + CO2 =>
Fe(C2O4) = Fe + 2 CO2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
Zn(OH)2 + Ca(OH)2 = Ca[Zn(OH)4] =>
Zn(OH)2 + Ca(OH)2 = Ca[Zn(OH)4]
P3S5 = P4 + S8 =>
8 P3S5 = 6 P4 + 5 S8
NaOH + NO2 = NaNO2 + H2O + NaNO3 =>
2 NaOH + 2 NO2 = NaNO2 + H2O + NaNO3
C6H13O6 = C5H10O5 + H2 =>
10 C6H13O6 = 12 C5H10O5 + 5 H2
CoCl2 + KSCN = Co(SCN)4 + K4Cl2 =>
CoCl2 + 4 KSCN = Co(SCN)4 + K4Cl2
AlCl3 + NaOH = NaCl3 + AlOH =>
AlCl3 + NaOH = NaCl3 + AlOH
Na2SO3 + KMnO4 + HCl = MnCl2 + Na2SO4 + KCl + H2O =>
5 Na2SO3 + 2 KMnO4 + 6 HCl = 2 MnCl2 + 5 Na2SO4 + 2 KCl + 3 H2O
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