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S + Fe = FeS
CuI + HCl = Cu + HI + Cl2 =>
2 CuI + 2 HCl = 2 Cu + 2 HI + Cl2
CH3COCH3 + O2 = CO2 + H2O =>
CH3COCH3 + 4 O2 = 3 CO2 + 3 H2O
SF2 + F2 = SF6 =>
SF2 + 2 F2 = SF6
Eu2O3 + H2SO4 = Eu2(SO4)3 + H2O =>
Eu2O3 + 3 H2SO4 = Eu2(SO4)3 + 3 H2O
AgCl + HPO3 = AgPO3 + HCl =>
AgCl + HPO3 = AgPO3 + HCl
CHCH + O2 = CO2(g) + H2O(g) =>
2 CHCH + 5 O2 = 4 CO2(g) + 2 H2O(g)
S + Fe = FeS =>
S + Fe = FeS
Fe + S = FeS2 =>
Fe + 2 S = FeS2
MnO4 + H{+} + Fe{2+} = Fe{3+} + Mn2{+} + H2O =>
2 MnO4 + 16 H{+} + 15 Fe{2+} = 15 Fe{3+} + Mn2{+} + 8 H2O
S + Fe = FeS =>
S + Fe = FeS
Li + HgCl2 = LiCl + Hg =>
2 Li + HgCl2 = 2 LiCl + Hg
C6H5OH + O2 = C6H5OOH =>
2 C6H5OH + O2 = 2 C6H5OOH
Co(s) + O2 = Co2O3(g) =>
4 Co(s) + 3 O2 = 2 Co2O3(g)
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
S + Fe = FeS =>
S + Fe = FeS
NaI + Br2 + H2O = NaIO3 + HBr =>
NaI + 3 Br2 + 3 H2O = NaIO3 + 6 HBr
NH4Cl + H2SO4 = (NH4)HSO4 + HCl =>
NH4Cl + H2SO4 = (NH4)HSO4 + HCl
CH2CHCH3 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH2CHCH3 + 18 KMnO4 + 27 H2SO4 = 15 CO2 + 9 K2SO4 + 18 MnSO4 + 42 H2O
Sn{2+} + BrO3{-} + Cl{-} = [SnCl6]{2-} + Br{-} + O{2-} =>
3 Sn{2+} + BrO3{-} + 18 Cl{-} = 3[SnCl6]{2-} + Br{-} + 3 O{2-}
HBr + AgCI = AgBr + HCI =>
HBr + AgCI = AgBr + HCI
NO3{-} + H{+} + S = NO2 + SO4{2-} + H2O =>
6 NO3{-} + 4 H{+} + S = 6 NO2 + SO4{2-} + 2 H2O
S + Fe = FeS =>
S + Fe = FeS
Be(OH)2 + H3PO4 = H2O + Be3(PO4)2 =>
3 Be(OH)2 + 2 H3PO4 = 6 H2O + Be3(PO4)2
S + Fe = FeS =>
S + Fe = FeS
H2 + S2O3{2-} = HS{-} + H2O =>
4 H2 + S2O3{2-} = 2 HS{-} + 3 H2O
HCH2COO + NaHCO3 = NaCH3COO + CO2 + H2O =>
8 HCH2COO + 7 NaHCO3 = 7 NaCH3COO + 9 CO2 + 5 H2O
ReO4{-} + H{+} + e = Re + H2O{-} =>
ReO4{-} + 8 H{+} + 11e = Re + 4 H2O{-}
Al + O2 + H2 = Al(OH)3 =>
2 Al + 3 O2 + 3 H2 = 2 Al(OH)3
Na + HNO3 = NaNO3 + NH + H2O =>
6 Na + 7 HNO3 = 6 NaNO3 + NH + 3 H2O
Ba(OH)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(OH)2 =>
Ba(OH)2(aq) + ZnSO4(aq) = BaSO4(s) + Zn(OH)2
Mg(NO3)2(aq) + Zn(s) = Zn(NO3)2(aq) + Mg(s) =>
Mg(NO3)2(aq) + Zn(s) = Zn(NO3)2(aq) + Mg(s)
KOH + Ca(OH)2 = K(OH)2 + CaOH =>
KOH + Ca(OH)2 = K(OH)2 + CaOH
Ca + H2S = CaH + S =>
2 Ca + H2S = 2 CaH + S
KFeO2 + H2SO4 = Fe(SO4)2 + K + H2O =>
KFeO2 + 2 H2SO4 = Fe(SO4)2 + K + 2 H2O
S + OH = SOH =>
S + OH = SOH
C4H6O6 + NaOH = C4H5O6Na + H2O =>
C4H6O6 + NaOH = C4H5O6Na + H2O
NaI(aq) + K2CO3(aq) = Na2CO3(aq) + KI(aq) =>
2 NaI(aq) + K2CO3(aq) = Na2CO3(aq) + 2 KI(aq)
Fe2SiO4 + H2O + O2 = Fe2O3 + H4SiO4 =>
2 Fe2SiO4 + 4 H2O + O2 = 2 Fe2O3 + 2 H4SiO4
Cu(II) + AgNO3 = Cu(II)(NO3)2 + Ag =>
Cu(II) + 2 AgNO3 = Cu(II)(NO3)2 + 2 Ag
MgO(s) + HI(aq) = MgI + OH =>
MgO(s) + HI(aq) = MgI + OH
NaCHO3 = NaHCO3 =>
NaCHO3 = NaHCO3
Fe3O4 + HNO3 = Fe(NO3)2 + Fe(NO3)3 + H2O =>
Fe3O4 + 8 HNO3 = Fe(NO3)2 + 2 Fe(NO3)3 + 4 H2O
Mn3P4 + H2O + O2 = H3PO4 + Mn5O5 =>
10 Mn3P4 + 60 H2O + 65 O2 = 40 H3PO4 + 6 Mn5O5
ZnBr2 + Na(NO2) = Zn(NO2)2 + NaBr =>
ZnBr2 + 2 Na(NO2) = Zn(NO2)2 + 2 NaBr
Zn + AgNO3 = Ag + Zn(NO3)2 =>
Zn + 2 AgNO3 = 2 Ag + Zn(NO3)2
HClO4 + Ba(OH)2 = H2O + Ba(ClO4)2 =>
2 HClO4 + Ba(OH)2 = 2 H2O + Ba(ClO4)2
KOH + Cu3(PO4)2 = Cu(OH)2 + K3(PO4) =>
6 KOH + Cu3(PO4)2 = 3 Cu(OH)2 + 2 K3(PO4)
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
XNaS + CdSO4 = XNaSO + CdS =>
4 XNaS + CdSO4 = 4 XNaSO + CdS
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