| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 VOCl2 + 6 KMnO4 + 14 H2SO4 = 5(VO2)2SO4 + 6 MnSO4 + 3 K2SO4 + 14 H2O + 10 Cl2
C6H10 + Cl2 = CH3CH(Cl)CH(Cl)CH(Cl)CH(Cl)CH3 =>
C6H10 + 2 Cl2 = CH3CH(Cl)CH(Cl)CH(Cl)CH(Cl)CH3
K2SO4 + AuCIO = Au2SO4 + KCIO =>
K2SO4 + 2 AuCIO = Au2SO4 + 2 KCIO
Pb(NO3)2 + Na2S = PbS + NO3Na =>
Pb(NO3)2 + Na2S = PbS + 2 NO3Na
Cr2O7{2-} + I{-} + H{+}{+} = Cr3{+} + I2 + H2O =>
3 Cr2O7{2-} + 34 I{-} + 42 H{+}{+} = 2 Cr3{+} + 17 I2 + 21 H2O
NaOH + H2TeO4 = NaHTeO4 + H2O =>
NaOH + H2TeO4 = NaHTeO4 + H2O
CO(NO3)2 + NaOH = CO2H + Na(NO3)2 =>
CO(NO3)2 + NaOH = CO2H + Na(NO3)2
P + KMnO4 + H2O = KH2PO4 + MnO2 + KOH =>
3 P + 5 KMnO4 + 4 H2O = 3 KH2PO4 + 5 MnO2 + 2 KOH
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
(NH4)2S + Pb(NO3)2 = NH4NO3 + PbS =>
(NH4)2S + Pb(NO3)2 = 2 NH4NO3 + PbS
LiHCO3 + HI = H2O + CO2 + Li + I =>
LiHCO3 + HI = H2O + CO2 + Li + I
HI + Li2S = HS + Li2I =>
HI + Li2S = HS + Li2I
CH3CH2OH + (CH3CH2CO)2O = CH3CH2COOCH2CH3 + CH3CH2COOH =>
CH3CH2OH + (CH3CH2CO)2O = CH3CH2COOCH2CH3 + CH3CH2COOH
KClO2 + H2O2 + KOH = K2ClO4 + H2O =>
2 KClO2 + 3 H2O2 + 2 KOH = 2 K2ClO4 + 4 H2O
C8H9NO2 + KMnO4 + H2SO4 = MnSO4 + H2O + K2SO4 + C7H5NO4 + CO2 =>
5 C8H9NO2 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 28 H2O + 6 K2SO4 + 5 C7H5NO4 + 5 CO2
Na2O + NH4Cl = NH3 + NaCl + H2O =>
Na2O + 2 NH4Cl = 2 NH3 + 2 NaCl + H2O
Hg + C = HgC =>
Hg + C = HgC
Bi(s) + HCl(aq) = BiCl3(aq) + H2(g) =>
2 Bi(s) + 6 HCl(aq) = 2 BiCl3(aq) + 3 H2(g)
Al(OH)3(aq) + NaOH(aq) = NaAlO2(aq) + H2O(aq) =>
Al(OH)3(aq) + NaOH(aq) = NaAlO2(aq) + 2 H2O(aq)
NaI + O2 + H2O = NaOH + NaI3 =>
6 NaI + O2 + 2 H2O = 4 NaOH + 2 NaI3
SO5{-} + H2O = SO4{2-} + HO + H{+} =>
SO5{-} + 2 H2O = SO4{2-} + 3 HO + H{+}
HPO3{-2} + MnO4{-} + H{+} = PO4{-3} + Mn{+2} + H2O =>
5 HPO3{-2} + 2 MnO4{-} + H{+} = 5 PO4{-3} + 2 Mn{+2} + 3 H2O
Si + Ca(OH)2 = CaSiO2 + H2 =>
Si + Ca(OH)2 = CaSiO2 + H2
CaSiO3(s) + HF(g) = SiF4(s) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(g) = SiF4(s) + CaF2(s) + 3 H2O(l)
CH2CH4 + O2 = CO2 + H2O =>
2 CH2CH4 + 7 O2 = 4 CO2 + 6 H2O
Al2O3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) =>
Al2O3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l)
H2O + Cr + CrO42 = Cr(OH)3 =>
42 H2O + 27 Cr + CrO42 = 28 Cr(OH)3
F2 + NaI = NaF2 + I2 =>
2 F2 + 2 NaI = 2 NaF2 + I2
FeCl2 + Na2CO3 = NaCl + CO2 + Fe2O2 =>
2 FeCl2 + 2 Na2CO3 = 4 NaCl + 2 CO2 + Fe2O2
NiCl2NaHCO3 = NiCO3NaClHCl =>
NiCl2NaHCO3 = NiCO3NaClHCl
H2SeO3 + Sn(IO)2 + HIO = SnSe2 + Sn(IO)4 + H2O =>
2 H2SeO3 + 6 Sn(IO)2 + 8 HIO = SnSe2 + 5 Sn(IO)4 + 6 H2O
Se + HNO3(konc) = H2SeO3 + NO2 + H2O =>
Se + 4 HNO3(konc) = H2SeO3 + 4 NO2 + H2O
FeCl3 + Cu(OH)2 = CuCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Cu(OH)2 = 3 CuCl2 + 2 Fe(OH)3
CaCl2 + AgNO4 = CaNO4 + AgCl2 =>
CaCl2 + AgNO4 = CaNO4 + AgCl2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
PbCO3 + Na2SO4 = Na2CO3 + PbSO4 =>
PbCO3 + Na2SO4 = Na2CO3 + PbSO4
Al2O3 + SiO2 = Al6Si2O13 =>
3 Al2O3 + 2 SiO2 = Al6Si2O13
Fe{3+} + SO3{-2} + H2O = Fe{2+} + SO4{-2} + H{+} =>
2 Fe{3+} + SO3{-2} + H2O = 2 Fe{2+} + SO4{-2} + 2 H{+}
Pb(NO3)2 + (NH4)2CO3 = PbCO3 + NH4(NO3) =>
Pb(NO3)2 + (NH4)2CO3 = PbCO3 + 2 NH4(NO3)
C20H14O4 + H2O + Na = C20H14O4NaOH + H2 =>
2 C20H14O4 + 2 H2O + 2 Na = 2 C20H14O4NaOH + H2
NH4ClO4(s) = N2(g) + Cl2(g) + O2(g) + H2O =>
2 NH4ClO4(s) = N2(g) + Cl2(g) + 2 O2(g) + 4 H2O
CS2 + XNH3 = XH2S + XNH4SCN =>
CS2 + 2 XNH3 = XH2S + XNH4SCN
Ba(CO3) + HNO3 = Ba(NO3)2 + H2O + CO2 =>
Ba(CO3) + 2 HNO3 = Ba(NO3)2 + H2O + CO2
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
NaOH + OH = Na(OH)2 =>
NaOH + OH = Na(OH)2
BlS3(s) + O2(g) = Bl2O3(s) + SO2(g) =>
4 BlS3(s) + 15 O2(g) = 2 Bl2O3(s) + 12 SO2(g)
(CH3)3N + HCl = (CH3)3NCl + H =>
(CH3)3N + HCl = (CH3)3NCl + H
Na2S(aq) + Ca(NO3)2(aq) = Na2(NO3)2(aq) + CaS(s) =>
Na2S(aq) + Ca(NO3)2(aq) = Na2(NO3)2(aq) + CaS(s)
H3C6H5O7 + NaOH = H2O + Na3C6H5O7 =>
H3C6H5O7 + 3 NaOH = 3 H2O + Na3C6H5O7
O2 + A1 = A12O3 =>
3 O2 + 24 A1 = 2 A12O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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