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3 MgSO4 + 4 H2S = 3 MgS + 4 H2O + 4 SO2
Fe3 + H2S = Fe2S3 + H2 =>
2 Fe3 + 9 H2S = 3 Fe2S3 + 9 H2
CuSO4*5H2O + NH3 = Cu(NH3)4SO4H2O + H2O =>
CuSO4*5H2O + 4 NH3 = Cu(NH3)4SO4H2O + 4 H2O
C6H5Br + Mg + CO2 + HCl = C7H6O2 + Mg{+2} + Br{-} + Cl{-} =>
C6H5Br + Mg + CO2 + HCl = C7H6O2 + Mg{+2} + Br{-} + Cl{-}
COOKCOOK + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 COOKCOOK + 2 KMnO4 + 8 H2SO4 = 10 CO2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
Ca(H2PO4)2 + NaHCO3(s) = CO2 + H2O + CaHPO4 + Na2HPO4 =>
Ca(H2PO4)2 + 2 NaHCO3(s) = 2 CO2 + 2 H2O + CaHPO4 + Na2HPO4
Al + NiSO4 = Ni + Al(SO4) =>
Al + NiSO4 = Ni + Al(SO4)
K + CH3COOH = CH3CO2K + H =>
K + CH3COOH = CH3CO2K + H
Sn + HCl = SnCl4 + H =>
Sn + 4 HCl = SnCl4 + 4 H
K3[Fe(CN)6] + KI + C6H5CH3 = C6H6 + CH3I + K4[Fe(CN)6] =>
6 K3[Fe(CN)6] + 6 KI + 12 C6H5CH3 = 13 C6H6 + 6 CH3I + 6 K4[Fe(CN)6]
PBr3 + KMnO4 + H2O = Mn(H2PO4)2 + Br2 + KBr + MnBr2 =>
8 PBr3 + 6 KMnO4 + 8 H2O = 4 Mn(H2PO4)2 + 7 Br2 + 6 KBr + 2 MnBr2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
(C6H10O5)4 + H2O = C12H22O11 =>
(C6H10O5)4 + 2 H2O = 2 C12H22O11
NaNO3 + H2SO3 = HNO3 + NaHSO3 =>
NaNO3 + H2SO3 = HNO3 + NaHSO3
NH4OH + SiO2 = SiOH + NH4 + O =>
NH4OH + SiO2 = SiOH + NH4 + 2 O
NaHCO3 + H2SO4 = NaCO3 + H3SO4 =>
NaHCO3 + H2SO4 = NaCO3 + H3SO4
MnO4{-} + OH{-} + SO3{2-} = MnO3{2-} + SO4{-2} + H2O =>
2 MnO4{-} + 2 OH{-} + 3 SO3{2-} = 2 MnO3{2-} + 3 SO4{-2} + H2O
SrSO3 + KSO4 = SrSO4 + KSO3 =>
SrSO3 + KSO4 = SrSO4 + KSO3
CH3CH2MgBr + H2O = CH3CH3 + Mg(OH)Br =>
CH3CH2MgBr + H2O = CH3CH3 + Mg(OH)Br
HCl + NaOH = NaH + HClO =>
HCl + NaOH = NaH + HClO
Ba + HClO4 = BaO4 + HCl =>
Ba + HClO4 = BaO4 + HCl
MnO4{-} + HSO3{-} + H2O = MnO4{2-} + SO4{2-} + H{+} =>
2 MnO4{-} + HSO3{-} + H2O = 2 MnO4{2-} + SO4{2-} + 3 H{+}
HCOOH + NaOH = HOH + COOHNa =>
HCOOH + NaOH = HOH + COOHNa
Zn + (SO4)2 = Zn2(SO4)2 =>
2 Zn + (SO4)2 = Zn2(SO4)2
C2H3Cl + H2O = CH3CHO + HCl =>
C2H3Cl + H2O = CH3CHO + HCl
P + P2O4 + H2(SO4) = P(SO4) + H2O =>
2 P + P2O4 + 4 H2(SO4) = 4 P(SO4) + 4 H2O
Cl2 + NaOH + NaSO3 = NaCl + Na2SO4 + H2O =>
Cl2 + 4 NaOH + 2 NaSO3 = 2 NaCl + 2 Na2SO4 + 2 H2O
NO2(g) + H2O = HNO3(ac) + NO(g) =>
3 NO2(g) + H2O = 2 HNO3(ac) + NO(g)
KAlSi3O8 + H2O + H{+} = K{+} + Al{3} + H4SiO4 =>
KAlSi3O8 + 4 H2O + 4 H{+} = K{+} + Al{3} + 3 H4SiO4
AlFeSO4 = Al2(SO4)2 + Fe =>
2 AlFeSO4 = Al2(SO4)2 + 2 Fe
Na2CrOH4 + AgNO3 = CrOH4Ag + Na2NO3 =>
Na2CrOH4 + AgNO3 = CrOH4Ag + Na2NO3
MgO + SO2 = MgS + MgSO4 =>
4 MgO + 4 SO2 = MgS + 3 MgSO4
Pt4Cl2(s) = Pt(s) + Cl2(g) =>
Pt4Cl2(s) = 4 Pt(s) + Cl2(g)
Na2B4O7 + Cr2O3 = NaBO2 + CrBO3 =>
Na2B4O7 + Cr2O3 = 2 NaBO2 + 2 CrBO3
KOH + C7H13BrO = K{+)+Br{-}+C7H12O+H2O =>
KOH + C7H13BrO = K{+)+Br{-}+C7H12O+H2O
CH3OCH3 + HCl = CH3OH + CH3Cl =>
CH3OCH3 + HCl = CH3OH + CH3Cl
FeSO4 + HBr = FeBr2 + H2SO4 =>
FeSO4 + 2 HBr = FeBr2 + H2SO4
CuSO4*5H2O + Cu + NaCl = CuCl + Na2SO4 + H2O =>
CuSO4*5H2O + Cu + 2 NaCl = 2 CuCl + Na2SO4 + 5 H2O
AlI2 + Hg2Cl = ClI2 + AlHg2 =>
AlI2 + Hg2Cl = ClI2 + AlHg2
PbCO3 = PbOCO2 =>
PbCO3 = PbOCO2
KrF2(s) + H2O(l) = Kr(s) + O2(g) + HF(aq) =>
2 KrF2(s) + 2 H2O(l) = 2 Kr(s) + O2(g) + 4 HF(aq)
C25H52(g) + O2(g) = CO2(g) + H2O(l) =>
C25H52(g) + 38 O2(g) = 25 CO2(g) + 26 H2O(l)
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
(NH4)2SO4 = NH4{+} + SO4{2-} =>
(NH4)2SO4 = 2 NH4{+} + SO4{2-}
CU(CN)2 = CUCN + C2N2 =>
2 CU(CN)2 = 2 CUCN + C2N2
P + Ti = TiP =>
P + Ti = TiP
C5H19 + O2 = CO2 + H2O =>
4 C5H19 + 39 O2 = 20 CO2 + 38 H2O
Cu + CaCO3 = CuCO3 + Ca =>
Cu + CaCO3 = CuCO3 + Ca
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