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8 H2S = 8 H2 + S8
CH3CH2CH2COH + CrO3 + H2SO4 = CH3CH2CH2COOH + H2O + Cr2(SO4)3 =>
3 CH3CH2CH2COH + 2 CrO3 + 3 H2SO4 = 3 CH3CH2CH2COOH + 3 H2O + Cr2(SO4)3
MnO2(aq) + Al(s) = Al2O3(aq) + Mn(s) =>
3 MnO2(aq) + 4 Al(s) = 2 Al2O3(aq) + 3 Mn(s)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PbI2 + KOH = Pb(OH)2 + KI =>
PbI2 + 2 KOH = Pb(OH)2 + 2 KI
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
FeCl3 + Ag = AgCl + Fe =>
FeCl3 + 3 Ag = 3 AgCl + Fe
Bi(NO3)5 + H2S = H2(NO3)5 + BiS =>
Bi(NO3)5 + H2S = H2(NO3)5 + BiS
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
NaCl + HF = ClF3 + Na + H2 =>
2 NaCl + 6 HF = 2 ClF3 + 2 Na + 3 H2
[Fe(CN)6] + Fe = Fe4[Fe(CN)6]3 =>
3[Fe(CN)6] + 4 Fe = Fe4[Fe(CN)6]3
SN(OH)4 + HCl = SNCl4 + H2O =>
SN(OH)4 + 4 HCl = SNCl4 + 4 H2O
ZnSO4 + NH4 = Zn(NH3)2 + H2SO4 =>
ZnSO4 + 2 NH4 = Zn(NH3)2 + H2SO4
K + H2O = H22 + KOH =>
22 K + 22 H2O = H22 + 22 KOH
H2SO4(ac) + KMnO4(ac) + H2O2(ac) = HMnO4(ac) + KSO4 + H2O =>
2 H2SO4(ac) + 2 KMnO4(ac) + H2O2(ac) = 2 HMnO4(ac) + 2 KSO4 + 2 H2O
Sr + FeBr = Fe + SrBr =>
Sr + FeBr = Fe + SrBr
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu + FeCl3 = CuFe + Cl3 =>
Cu + FeCl3 = CuFe + Cl3
Al(ClO3)3 + K2CO3 = Al2(CO3)3 + KClO3 =>
2 Al(ClO3)3 + 3 K2CO3 = Al2(CO3)3 + 6 KClO3
CaSO3 + HCl = CaCl + HSO3 =>
CaSO3 + HCl = CaCl + HSO3
Ba2 + S6 = Ba6S2 =>
9 Ba2 + S6 = 3 Ba6S2
P{+5} + O{-2} = P2O5 =>
2 P{+5} + 5 O{-2} = P2O5
KBr + HNO3 = Br2 + H2O + NO2 + KNO3 =>
2 KBr + 4 HNO3 = Br2 + 2 H2O + 2 NO2 + 2 KNO3
Si4H10 + O2 = Si4O2 + H2O =>
2 Si4H10 + 7 O2 = 2 Si4O2 + 10 H2O
K2(CO3) + Cu(SO4) = Cu(CO3) + K2(SO4) =>
K2(CO3) + Cu(SO4) = Cu(CO3) + K2(SO4)
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
Al(NO3)3 + KBr = KNO3 + AlBr3 =>
Al(NO3)3 + 3 KBr = 3 KNO3 + AlBr3
C2H4O + O = C2H4O2 =>
C2H4O + O = C2H4O2
Fe2CO3 + O2 = Fe2O3 + CO2 =>
Fe2CO3 + O2 = Fe2O3 + CO2
MgOH2 + ZnSO4 = MgSO4 + ZnOH2 =>
MgOH2 + ZnSO4 = MgSO4 + ZnOH2
NaIO3 + Ce(NO3)3 = NaNO3 + Ce(IO3)3 =>
3 NaIO3 + Ce(NO3)3 = 3 NaNO3 + Ce(IO3)3
NH3 + NH4NO3 = N2 + H2O =>
2 NH3 + 3 NH4NO3 = 4 N2 + 9 H2O
WO3 + SnCl2 + HCl = W3O4 + H2SnCl6 + H2O =>
3 WO3 + 5 SnCl2 + 20 HCl = W3O4 + 5 H2SnCl6 + 5 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Bi(OH)3 + KOH + KClO3 = K3BiO4 + KCl + H2O =>
3 Bi(OH)3 + 9 KOH + KClO3 = 3 K3BiO4 + KCl + 9 H2O
LiNO3 + Ca(CH3CO2)2 = Li(CH3CO2)2 + CaNO3 =>
LiNO3 + Ca(CH3CO2)2 = Li(CH3CO2)2 + CaNO3
Al + NH4ClO4 = H2O + HCl + N2 + Al2O3 =>
10 Al + 6 NH4ClO4 = 9 H2O + 6 HCl + 3 N2 + 5 Al2O3
Os + Cl2 = Os4Cl8 =>
4 Os + 4 Cl2 = Os4Cl8
H3BO3 + Al2O3 = Al3(BO3)3 + H2O =>
6 H3BO3 + 3 Al2O3 = 2 Al3(BO3)3 + 9 H2O
[Cr(NH3)6](OH)3 + HCl = CrCl3 + NH4Cl + H2O =>
[Cr(NH3)6](OH)3 + 9 HCl = CrCl3 + 6 NH4Cl + 3 H2O
(CH3COOH)2 + MnO4 = CO2 + Mn + H2O =>
(CH3COOH)2 + 2 MnO4 = 4 CO2 + 2 Mn + 4 H2O
CuSO4(aq) + CoCl2(aq) = CoSO4(aq) + CuCl2(s) =>
CuSO4(aq) + CoCl2(aq) = CoSO4(aq) + CuCl2(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O + Mg3Si4O10(OH)2 = Mg(OH)2 + SiO2 =>
2 H2O + Mg3Si4O10(OH)2 = 3 Mg(OH)2 + 4 SiO2
CH3COONa + H2O = CH3COONa*3H2O =>
CH3COONa + 3 H2O = CH3COONa*3H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
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