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ZnS + 2 O*2 = ZnO + SO*2
NaI(aq) + CuCl2(aq) = CuI2 + NaCl =>
2 NaI(aq) + CuCl2(aq) = CuI2 + 2 NaCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
K2CrO4 + HCl = KCl + H2Cr2O7 + H2O =>
2 K2CrO4 + 4 HCl = 4 KCl + H2Cr2O7 + H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NiCl2*6H2O + SOCl2 = NiCl2 + SO2 + HCl =>
NiCl2*6H2O + 6 SOCl2 = NiCl2 + 6 SO2 + 12 HCl
Cr(OH)6(s) = CrO3(s) + H2O(l) =>
Cr(OH)6(s) = CrO3(s) + 3 H2O(l)
C3H6O + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
C3H6O + 10 Cu(OH)2 + 3 NaOH = 3 HCOONa + 5 Cu2O + 13 H2O
Mg2C + HCl = MgCl2 + CH4 =>
Mg2C + 4 HCl = 2 MgCl2 + CH4
Pb(NO3)2(l) + HCl(l) = HNO3 + Pb(Cl)2 =>
Pb(NO3)2(l) + 2 HCl(l) = 2 HNO3 + Pb(Cl)2
ZnO + Ba(OH)2 = ZnBaO2 + H2O =>
ZnO + Ba(OH)2 = ZnBaO2 + H2O
Ca(H2Po4)2 + Ca(OH)2 = CaHPo4 + H2O =>
Ca(H2Po4)2 + Ca(OH)2 = 2 CaHPo4 + 2 H2O
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Fe(NO3)2 + MnO2 + HNO3 = Fe(NO3)3 + Mn(NO3)2 + H2O =>
2 Fe(NO3)2 + MnO2 + 4 HNO3 = 2 Fe(NO3)3 + Mn(NO3)2 + 2 H2O
Br + I + Cl = BrICl =>
Br + I + Cl = BrICl
Cr2O3 + Al3 = Al2O3 + Cr =>
3 Cr2O3 + 2 Al3 = 3 Al2O3 + 6 Cr
ZnS + NH4OH = Zn(OH)2 + NH3 + H2S =>
ZnS + 2 NH4OH = Zn(OH)2 + 2 NH3 + H2S
H3O + HCOO = HCOOH + H2O =>
H3O + HCOO = HCOOH + H2O
NaI + H2SO4 = H2O + I2 + H2S + Na2SO4 =>
8 NaI + 5 H2SO4 = 4 H2O + 4 I2 + H2S + 4 Na2SO4
CH3C6H4CH3 + KMnO4 = KOOCC6H4COOK + MnO2 + H2O + KOH =>
CH3C6H4CH3 + 4 KMnO4 = KOOCC6H4COOK + 4 MnO2 + 2 H2O + 2 KOH
NaBH4 + Se + Na2MoO4*2H2O = B(OH)3 + H2O + MoSe + NaOH =>
3 NaBH4 + 4 Se + 4 Na2MoO4*2H2O = 3 B(OH)3 + 4 H2O + 4 MoSe + 11 NaOH
SO4 + Na2Cr2O + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
3 SO4 + Na2Cr2O + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
C6H8 + KMnO4 + H2SO4 = MnSO4 + C6H6O2 + K2SO4 + H2O =>
5 C6H8 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 5 C6H6O2 + 3 K2SO4 + 14 H2O
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
Na2S2O3 + Cl2 + H2O = Na + SO4 + HCl =>
Na2S2O3 + 5 Cl2 + 5 H2O = 2 Na + 2 SO4 + 10 HCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C3H8O7 + NaOH = NaC3H7O7 + H2O =>
C3H8O7 + NaOH = NaC3H7O7 + H2O
NaClO3 + I2 + NaOH = NaCl + NaIO3 + H2O =>
5 NaClO3 + 3 I2 + 6 NaOH = 5 NaCl + 6 NaIO3 + 3 H2O
H2S + KOH = KHS + H2O =>
H2S + KOH = KHS + H2O
Na2S + Na2CO3 = Na + CO2 + SO3 =>
Na2S + 3 Na2CO3 = 8 Na + 3 CO2 + SO3
(NH4)3PO4 = NH3 + H3PO4 =>
(NH4)3PO4 = 3 NH3 + H3PO4
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
C2H9 + HNO3 = C2H6(NO2)3 + H2O =>
C2H9 + 3 HNO3 = C2H6(NO2)3 + 3 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K + NaF = KF + Na =>
K + NaF = KF + Na
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CaO + WO3 = CaWO4 =>
CaO + WO3 = CaWO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CH3COOC6H4COOH = C7H6O3 + CH3COOH =>
8 CH3COOC6H4COOH = 10 C7H6O3 + CH3COOH
C + Cr2O3 = CO2 + Cr =>
3 C + 2 Cr2O3 = 3 CO2 + 4 Cr
C3H5(OCOC15H31)3 + NaOH = C3H8O3 + C16H31NaO2 =>
C3H5(OCOC15H31)3 + 3 NaOH = C3H8O3 + 3 C16H31NaO2
Br2 + O2 = BrO =>
Br2 + O2 = 2 BrO
Cl2(ac) + KI(ac) = KCl(ac) + I2(ac) =>
Cl2(ac) + 2 KI(ac) = 2 KCl(ac) + I2(ac)
H2S + KOH = KHS + H2O =>
H2S + KOH = KHS + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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