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(NH4)2S + NaOH = (NH4)2OH + SNa
FeSO4*7H2O + C2H2O4*2H2O = FeC2O4*2H2O + H2SO4 + H2O =>
FeSO4*7H2O + C2H2O4*2H2O = FeC2O4*2H2O + H2SO4 + 7 H2O
Ca(C2H3O2)2 + NaBr = CaBr2 + NaC2H3O2 =>
Ca(C2H3O2)2 + 2 NaBr = CaBr2 + 2 NaC2H3O2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
K2CrO4 + AsH3 + H2SO4 = H3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
8 K2CrO4 + 3 AsH3 + 20 H2SO4 = 3 H3AsO4 + 8 K2SO4 + 4 Cr2(SO4)3 + 20 H2O
SO2 + ZrO2 + O2 = Zr2(SO4)3 =>
3 SO2 + 2 ZrO2 + O2 = Zr2(SO4)3
CuFeS2 + H2SO4 = CuSO4 + Fe2(SO4)3 + S + H2O =>
6 CuFeS2 + 20 H2SO4 = 6 CuSO4 + 3 Fe2(SO4)3 + 17 S + 20 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C6H13COOH(l) + O2 = CO2 + H2O =>
2 C6H13COOH(l) + 19 O2 = 14 CO2 + 14 H2O
KMnO4 + H2SO4 + NaHSO3 = MnSO4 + K2SO4 + NaHSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaHSO3 = 2 MnSO4 + K2SO4 + 5 NaHSO4 + 3 H2O
K + C4H6BaO4 = CH3CO2K + Ba =>
2 K + C4H6BaO4 = 2 CH3CO2K + Ba
AgN3 + NaCl = AgCl + NaN3 =>
AgN3 + NaCl = AgCl + NaN3
(NH4)2S + Pb(NO3)2 = NH4NO3 + PbS =>
(NH4)2S + Pb(NO3)2 = 2 NH4NO3 + PbS
FeCl3(aq) + KSCN(aq)KCl = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq)KCl = Fe(SCN)3(aq) + 6 KCl(aq)
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
CuS + H2SO4 = CuSO4 + H2S =>
CuS + H2SO4 = CuSO4 + H2S
F2 + SIO2 = SIF4 + O2 =>
2 F2 + SIO2 = SIF4 + O2
Cu2[Fe(CN)6] + NaOH = Na2[Cu(OH)4] + Na4[Fe(CN)6] =>
Cu2[Fe(CN)6] + 8 NaOH = 2 Na2[Cu(OH)4] + Na4[Fe(CN)6]
H2SO4 + Fe = Fe(HSO4)3 + H2 =>
6 H2SO4 + 2 Fe = 2 Fe(HSO4)3 + 3 H2
H3BO3 + F2 = BF3 + HF + O2 =>
2 H3BO3 + 6 F2 = 2 BF3 + 6 HF + 3 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(CuOH)2SO4 + NaOH = Cu(OH)2 + Na2SO4 =>
(CuOH)2SO4 + 2 NaOH = 2 Cu(OH)2 + Na2SO4
H2O20 = H2O + O2 =>
2 H2O20 = 2 H2O + 19 O2
H2 + Cl2 + O2 = HClO3 =>
H2 + Cl2 + 3 O2 = 2 HClO3
P4 + HCl + O2 = PCl3 + H2O =>
P4 + 12 HCl + 3 O2 = 4 PCl3 + 6 H2O
H2S + NH4OH = (NH4)2S + H2O =>
H2S + 2 NH4OH = (NH4)2S + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Na2SO4 + BaOH = NaOH + Ba2SO4 =>
Na2SO4 + 2 BaOH = 2 NaOH + Ba2SO4
Sn(CO3) + H2SO4 = SnSO4 + CO2 + H2O =>
Sn(CO3) + H2SO4 = SnSO4 + CO2 + H2O
SiO2 + C12H22O11 = SiC + CO + H2O =>
4 SiO2 + C12H22O11 = 4 SiC + 8 CO + 11 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CaO + Nb2O5 = Ca2Nb2O7 =>
2 CaO + Nb2O5 = Ca2Nb2O7
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Al2(SO4)3 + Ca + (OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca + 3(OH)2 = 2 Al(OH)3 + 3 CaSO4
C6H10O2N + O2 = NH3 + CO2 + H2O =>
4 C6H10O2N + 27 O2 = 4 NH3 + 24 CO2 + 14 H2O
Cu + AgNO3 = Cu2(NO3) + Ag =>
2 Cu + AgNO3 = Cu2(NO3) + Ag
Zn(NO3)2 + H2O = HNO3 + ZnOHNO3 =>
Zn(NO3)2 + H2O = HNO3 + ZnOHNO3
NH4Cl + Ba(OH)2 = BaCl2 + NH3 + H2O(l) =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O(l)
GeCl2 + H2O = GeO + HCl =>
GeCl2 + H2O = GeO + 2 HCl
Br{2} + NaI = NaBr + I{2} =>
Br{2} + NaI = NaBr + I{2}
CaHg = Ca + Hg =>
CaHg = Ca + Hg
KI + C6H5Cl = KCl + C6H5I =>
KI + C6H5Cl = KCl + C6H5I
C3H28 + O2 = CO2 + H2O =>
C3H28 + 10 O2 = 3 CO2 + 14 H2O
Al(s) + Fe2O3(s) = Al2O3(s) + Fe(s) =>
2 Al(s) + Fe2O3(s) = Al2O3(s) + 2 Fe(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2Cr2O7 + SnCl2 + KOH = K2SnO3 + K[Cr(OH)4] + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 12 KOH = 3 K2SnO3 + 2 K[Cr(OH)4] + 6 KCl + 2 H2O
Mg(OH)2 + Cl = MgCl2 + OH =>
Mg(OH)2 + 2 Cl = MgCl2 + 2 OH
C8H8 + KMnO4 + H2O = C8H8O2 + MnO2 + KOH =>
3 C8H8 + 4 KMnO4 + 2 H2O = 3 C8H8O2 + 4 MnO2 + 4 KOH
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2 =>
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2
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