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PtCl2 + Hg2(CN)2 = Pt(CN)2 + Hg2Cl2
AsO4{3-} + Zn + H3O{+} = AsH3 + Zn{2+} + H2O =>
AsO4{3-} + 4 Zn + 11 H3O{+} = AsH3 + 4 Zn{2+} + 15 H2O
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3CH2CH2OH + Na2CO3 = CH3CH2CH2ONa + CO2 + H2O =>
2 CH3CH2CH2OH + Na2CO3 = 2 CH3CH2CH2ONa + CO2 + H2O
Sn4 = Sn2 =>
Sn4 = 2 Sn2
Pb(NO3)2(aq) + Na3(PO4)(aq) = Pb3(PO4)2 + Na(NO3) =>
3 Pb(NO3)2(aq) + 2 Na3(PO4)(aq) = Pb3(PO4)2 + 6 Na(NO3)
Al(s) + NiCl2(ac) = AlCl3(ac) + Ni(s) =>
2 Al(s) + 3 NiCl2(ac) = 2 AlCl3(ac) + 3 Ni(s)
Cr2O7{-2} + Fe{+2} + H{+} = Cr{+3} + Fe{+3} + H2O =>
Cr2O7{-2} + 6 Fe{+2} + 14 H{+} = 2 Cr{+3} + 6 Fe{+3} + 7 H2O
H2 + V2O5 = V2O + H2O =>
4 H2 + V2O5 = V2O + 4 H2O
PbNO3 + KI = PbK + NO3I =>
PbNO3 + KI = PbK + NO3I
Mn + O2 + H2O = Mn(OH)2 =>
2 Mn + O2 + 2 H2O = 2 Mn(OH)2
Na2SO4 + AgNO3 = Ag2SO4 + NaNO3 =>
Na2SO4 + 2 AgNO3 = Ag2SO4 + 2 NaNO3
NaNO3 + Pb0 = Pb[NO3]2 + Na20 =>
20 NaNO3 + 10 Pb0 = 10 Pb[NO3]2 + Na20
CH3COO + H2SO4 = CH3COOH + SO4 =>
2 CH3COO + H2SO4 = 2 CH3COOH + SO4
ZnSO4 + KSCN = Zn(SCN)2 + K2SO4 =>
ZnSO4 + 2 KSCN = Zn(SCN)2 + K2SO4
AgNO3(aq) + KI(aq) = AgI(s) + KNO3(aq) =>
AgNO3(aq) + KI(aq) = AgI(s) + KNO3(aq)
(NH4)2HPO4 + Ca(OH)2 = NH4 + Ca(PO4)2 + H2O =>
2(NH4)2HPO4 + Ca(OH)2 = 4 NH4 + Ca(PO4)2 + 2 H2O
Ce(OH)4 + Na[Sn(OH)3] + NaOH = Ce(OH)3 + Na2[Sn(OH)6] =>
2 Ce(OH)4 + Na[Sn(OH)3] + NaOH = 2 Ce(OH)3 + Na2[Sn(OH)6]
CH3CCNa + CH3I = CH3CCCH3 + NaI =>
CH3CCNa + CH3I = CH3CCCH3 + NaI
Mg + CH3OOH = Mg(CH3OO)2 + H2 =>
Mg + 2 CH3OOH = Mg(CH3OO)2 + H2
Zn + AgI = ZnI2 + Ag =>
Zn + 2 AgI = ZnI2 + 2 Ag
(COOH)2*2H20 + MnO4 = CO2 + Mn2 + H2O =>
8(COOH)2*2H20 + 42 MnO4 = 16 CO2 + 21 Mn2 + 168 H2O
S2{-} + Cl2{-} + NH4{+} = NH4Cl + S =>
S2{-} + Cl2{-} + 2 NH4{+} = 2 NH4Cl + 2 S
Zn + HCOOH = Zn(COOH)2 + H2 =>
Zn + 2 HCOOH = Zn(COOH)2 + H2
FeSO3 + HCl = FeCl2 + H2SO3 =>
FeSO3 + 2 HCl = FeCl2 + H2SO3
H2O + CH3CO2C2H5 = C2H5OHCH3COOH =>
H2O + CH3CO2C2H5 = C2H5OHCH3COOH
HCl(aq) + KI(aq) = HI(aq) + KCl(aq) =>
HCl(aq) + KI(aq) = HI(aq) + KCl(aq)
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
NaBH4(s) + H2SO4(aq) = B2H6(g) + H2(g) + Na2SO4 =>
2 NaBH4(s) + H2SO4(aq) = B2H6(g) + 2 H2(g) + Na2SO4
PbO2 + AlP = Pb3P4 + Al2O3 =>
3 PbO2 + 4 AlP = Pb3P4 + 2 Al2O3
Ca(OH)2 + HCI = Ca(CI)2 + H2O =>
Ca(OH)2 + 2 HCI = Ca(CI)2 + 2 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
FeCr2O4 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 Na2CO3 + 7 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
SICl4(l) + H2O(l) = SIO2(s) + HCl(aq) =>
SICl4(l) + 2 H2O(l) = SIO2(s) + 4 HCl(aq)
C4H10(s) + O2(g) = CO2(g) + H2O =>
2 C4H10(s) + 13 O2(g) = 8 CO2(g) + 10 H2O
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
NH3 + Ba(NO3)2 = [Ba(NH3)4](NO3)2 =>
4 NH3 + Ba(NO3)2 = [Ba(NH3)4](NO3)2
CoCl2(aq) + AgNO3(aq) = Co(NO3)2(aq) + AgCl(s) =>
CoCl2(aq) + 2 AgNO3(aq) = Co(NO3)2(aq) + 2 AgCl(s)
Cr + HIO3 = HI + Cr2O3 =>
2 Cr + HIO3 = HI + Cr2O3
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
CH3CHOHCH2CH3 + O2 = CH3C(O)CH2CH3 + H2O =>
2 CH3CHOHCH2CH3 + O2 = 2 CH3C(O)CH2CH3 + 2 H2O
Bi2(SO4)3 + Fe = Fe2(SO4)3 + Bi =>
Bi2(SO4)3 + 2 Fe = Fe2(SO4)3 + 2 Bi
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Na + C3H5Cl = NaCl + C6H10 =>
2 Na + 2 C3H5Cl = 2 NaCl + C6H10
TiBr3 = Ti + Br2 =>
2 TiBr3 = 2 Ti + 3 Br2
Cu(OH)2 + OH{-} = [Cu(OH)4]{2-} =>
Cu(OH)2 + 2 OH{-} = [Cu(OH)4]{2-}
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