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PbS(s) + 2 PbO(g) = 3 Pb(l) + SO2(g)
NaBiO3 + FeS + H2SO4 = Fe2(SO4)3 + Na2SO4 + Bi2(SO4) + H2O =>
18 NaBiO3 + 8 FeS + 22 H2SO4 = 4 Fe2(SO4)3 + 9 Na2SO4 + 9 Bi2(SO4) + 22 H2O
MqCO3 = MqO + CO2 =>
MqCO3 = MqO + CO2
Pd + N = PdN =>
Pd + N = PdN
Cr(s) + AgNO3(aq) = Cr(NO3)3(aq) + Ag(s) =>
Cr(s) + 3 AgNO3(aq) = Cr(NO3)3(aq) + 3 Ag(s)
Cu2S + SO4{-2} + H{+} = CuO + SO2 + H2O =>
Cu2S + 4 SO4{-2} + 8 H{+} = 2 CuO + 5 SO2 + 4 H2O
Al(No3)3 + KOH = K[Al(OH)4] + KNo3 =>
Al(No3)3 + 4 KOH = K[Al(OH)4] + 3 KNo3
CuSO4 + Ba(OH)2 = Cu(OH) + Ba(SO4)2 =>
2 CuSO4 + Ba(OH)2 = 2 Cu(OH) + Ba(SO4)2
Cu + Pt = PtCu2 =>
2 Cu + Pt = PtCu2
Al2Si2O5(OH)4 + NaOH = Na2SiO3 + AlNaO2 + H2O =>
Al2Si2O5(OH)4 + 6 NaOH = 2 Na2SiO3 + 2 AlNaO2 + 5 H2O
C2H5NO2 + O2 = CO2 + H2O + CH4N2O =>
2 C2H5NO2 + 3 O2 = 3 CO2 + 3 H2O + CH4N2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
(Co(H2O)6)Cl2 + HCl = H2(CoCl4) + H2O =>
(Co(H2O)6)Cl2 + 2 HCl = H2(CoCl4) + 6 H2O
Ba + SO4 = Ba2(SO4)2 =>
2 Ba + 2 SO4 = Ba2(SO4)2
Fe3O4 + HNO3 = Fe(NO3)3 + H2O + NO =>
3 Fe3O4 + 28 HNO3 = 9 Fe(NO3)3 + 14 H2O + NO
C12H22O12 + KMnO4 = CO2 + H2O + K + Mn =>
4 C12H22O12 + 23 KMnO4 = 48 CO2 + 44 H2O + 23 K + 23 Mn
Al2 + (SO4)3 = Al(SO4) =>
3 Al2 + 2(SO4)3 = 6 Al(SO4)
Hg + Fe2O3 = Fe + HgO =>
3 Hg + Fe2O3 = 2 Fe + 3 HgO
Na2(CO3) + HBr = CO2 + NaBr + H2O =>
Na2(CO3) + 2 HBr = CO2 + 2 NaBr + H2O
Cu + Al2(SO4)3 = Cu2(SO4) + Al =>
6 Cu + Al2(SO4)3 = 3 Cu2(SO4) + 2 Al
HI + Al(OH)3 = Al(I)3 + H2O =>
3 HI + Al(OH)3 = Al(I)3 + 3 H2O
C2H8ClNS + Cl2 + CH3CH2OH = C2H7Cl2NO2S + HCl + CH3CH2Cl =>
C2H8ClNS + 3 Cl2 + 2 CH3CH2OH = C2H7Cl2NO2S + 3 HCl + 2 CH3CH2Cl
MnSO4 + Ca(OH)2 + H2O + O2 = Mn3O4 + CaSO4*2H2O =>
6 MnSO4 + 6 Ca(OH)2 + 6 H2O + O2 = 2 Mn3O4 + 6 CaSO4*2H2O
Ag + S8 = Ag2S =>
16 Ag + S8 = 8 Ag2S
MgCO3 + HBr = MgBr2 + CO2H2O =>
MgCO3 + 2 HBr = MgBr2 + CO2H2O
Na2CrO4 + H2O = Na2Cr2O7 + NaOH =>
2 Na2CrO4 + H2O = Na2Cr2O7 + 2 NaOH
ZnSCO2 = CSZnO2 =>
ZnSCO2 = CSZnO2
H2C6H6O6 + NaOH = NaC6H6O6 + H2OH =>
H2C6H6O6 + NaOH = NaC6H6O6 + H2OH
CaNO + LiCl = CaCl + LiNO =>
CaNO + LiCl = CaCl + LiNO
Cu + H4N4O12 = CuN2O6 + H4O2 + N2O4 =>
Cu + H4N4O12 = CuN2O6 + H4O2 + N2O4
H + Cl + O3 = HClO3 =>
H + Cl + O3 = HClO3
Yb2O3 + SiO2 = Yb2SiO5 =>
Yb2O3 + SiO2 = Yb2SiO5
Fe2(SO4)3 + Na2S = Na2SO4 + Fe2S3 =>
Fe2(SO4)3 + 3 Na2S = 3 Na2SO4 + Fe2S3
H2SO4(aq) + KOH(aq) = KSO4(aq) + H3O =>
H2SO4(aq) + KOH(aq) = KSO4(aq) + H3O
Ni(OH)3 + Fe = Ni + Fe(OH)3 =>
Ni(OH)3 + Fe = Ni + Fe(OH)3
HCl + Na(s) = NaCl + H2(g) =>
2 HCl + 2 Na(s) = 2 NaCl + H2(g)
NaHSO4 + NaOH = Na2SO4H2O =>
NaHSO4 + NaOH = Na2SO4H2O
Al + H3(PO4) = Al(PO4) + H3 =>
Al + H3(PO4) = Al(PO4) + H3
SO2 + Pb(OH)2 = PbSO3 + H2O =>
SO2 + Pb(OH)2 = PbSO3 + H2O
AlNO3(OH)2 + H2O = Al(OH)3 + HNO3 =>
AlNO3(OH)2 + H2O = Al(OH)3 + HNO3
Cr2(SO4)3 + KIO4 + H2O = H2Cr2O7 + KI + H2SO4 =>
4 Cr2(SO4)3 + 3 KIO4 + 16 H2O = 4 H2Cr2O7 + 3 KI + 12 H2SO4
CoCl2 + KOH + ClO3 = Co2O3 + KCl + H2O =>
14 CoCl2 + 30 KOH + 2 ClO3 = 7 Co2O3 + 30 KCl + 15 H2O
Cu(NO3)2(s) + HClO4(aq) = Cu(ClO4)2 + HNO3 =>
Cu(NO3)2(s) + 2 HClO4(aq) = Cu(ClO4)2 + 2 HNO3
Al(NO3)2 + K2CrO4 = Al(CrO4)2 + K2NO3 =>
Al(NO3)2 + 2 K2CrO4 = Al(CrO4)2 + 2 K2NO3
BaCl2(aq) + H2SO4(aq) = BaH2(aq) + SO4Cl2(aq) =>
BaCl2(aq) + H2SO4(aq) = BaH2(aq) + SO4Cl2(aq)
MnO4 + CH3CH2CH2OH = MnO2 + CH3CHOHCH2OH =>
MnO4 + 2 CH3CH2CH2OH = MnO2 + 2 CH3CHOHCH2OH
Zn2 + HSO4 = H2 + ZnSO4 =>
Zn2 + 2 HSO4 = H2 + 2 ZnSO4
Mg + Fe2O3 = MgO2 + Fe3 =>
9 Mg + 6 Fe2O3 = 9 MgO2 + 4 Fe3
Na2SO4(s) + Ca(aq) = CaSO4(s) + Na(aq) =>
Na2SO4(s) + Ca(aq) = CaSO4(s) + 2 Na(aq)
H2SO3 + NH4OH = H2O + (NH4)2SO3 =>
H2SO3 + 2 NH4OH = 2 H2O + (NH4)2SO3
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