| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KClO3 = 2 KCl + 3 O2
Al(NO3)3 + (NH4)CO3 = Al(CO3)3 + NH4NO3 =>
Al(NO3)3 + 3(NH4)CO3 = Al(CO3)3 + 3 NH4NO3
Cu2O + CH4 = Cu + CO2 + H2O =>
4 Cu2O + CH4 = 8 Cu + CO2 + 2 H2O
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
C2H6O + K2CrO7 + H2SO4 = C2H4O + CrSO4 + K2SO4 + H2O =>
5 C2H6O + K2CrO7 + 2 H2SO4 = 5 C2H4O + CrSO4 + K2SO4 + 7 H2O
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2S + BF3 = H2SF6B2 =>
H2S + 2 BF3 = H2SF6B2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SnCl2 + K2SO4 = SnSO4 + KCl =>
SnCl2 + K2SO4 = SnSO4 + 2 KCl
COOH = H + CO2 =>
COOH = H + CO2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al(OH)3 + Me(OH)2 = Me(AlO2)2 + H2O =>
2 Al(OH)3 + Me(OH)2 = Me(AlO2)2 + 4 H2O
C9H19 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
6 C9H19 + 55 K2Cr2O7 + 220 H2SO4 = 55 K2SO4 + 55 Cr2(SO4)3 + 54 CO2 + 277 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2CrO7 + HNO3 + MgBr2 = KNO3 + Cr(NO3)3 + Mg(NO3)2 + H2O + Br2 =>
2 K2CrO7 + 28 HNO3 + 9 MgBr2 = 4 KNO3 + 2 Cr(NO3)3 + 9 Mg(NO3)2 + 14 H2O + 9 Br2
CO2HO2 = O2 + CO2 + H2O =>
4 CO2HO2 = 3 O2 + 4 CO2 + 2 H2O
H3PO4 + H2O = H3O + PO4 =>
H3PO4 + 3 H2O = 3 H3O + PO4
KI(aq) + Pb(NO3)2(aq) = PbI2(s) + KNO3(aq) =>
2 KI(aq) + Pb(NO3)2(aq) = PbI2(s) + 2 KNO3(aq)
Li(s) + S8(s) = Li2S(s) =>
16 Li(s) + S8(s) = 8 Li2S(s)
(NH2)2CO + H2SO4 = CO + H2O + HN2O3 + SO =>
4(NH2)2CO + 9 H2SO4 = 4 CO + 15 H2O + 4 HN2O3 + 9 SO
Zn(s) + MgSO4(aq) = ZnSO4 + Mg =>
Zn(s) + MgSO4(aq) = ZnSO4 + Mg
Al(OH)3 + HCn = Al(Cn)3 + H2O =>
Al(OH)3 + 3 HCn = Al(Cn)3 + 3 H2O
Pb(NO3)2 + H2TeO3 = PbTeO3 + HNO3 =>
Pb(NO3)2 + H2TeO3 = PbTeO3 + 2 HNO3
FeSO4 + H2O2 + H2SO4 = Fe(SO4)3 + H2O =>
FeSO4 + 2 H2O2 + 2 H2SO4 = Fe(SO4)3 + 4 H2O
[Ni(NH3)6]SO4 + K4[Fe(CN)6] = [Ni(NH3)6]2[Fe(CN)6] + K2SO4 =>
2[Ni(NH3)6]SO4 + K4[Fe(CN)6] = [Ni(NH3)6]2[Fe(CN)6] + 2 K2SO4
K2Cr2O7 + K2SO3 + H2SO4 = Cr2(SO4)3 + KHSO4 + H2O =>
K2Cr2O7 + 3 K2SO3 + 8 H2SO4 = Cr2(SO4)3 + 8 KHSO4 + 4 H2O
Cr + N2 + O2 = Cr(NO3)3 =>
2 Cr + 3 N2 + 9 O2 = 2 Cr(NO3)3
C12H22O11 + [Ag(NH3)2]OH = Ag + NH3 + H2O + C12H22O12NH3 =>
C12H22O11 + 2[Ag(NH3)2]OH = 2 Ag + 3 NH3 + H2O + C12H22O12NH3
AuS2 + HNO3 = Au(SO4)2 + H2O + N2O =>
AuS2 + 4 HNO3 = Au(SO4)2 + 2 H2O + 2 N2O
(NH4)3(PO4) + Sr(OH)2 = NH4(OH) + Sr3(PO4)2 =>
2(NH4)3(PO4) + 3 Sr(OH)2 = 6 NH4(OH) + Sr3(PO4)2
Na2HPO4 + CaCl2H4O2 = Ca3(PO4)2 + NaCl + HCl + H2O =>
2 Na2HPO4 + 3 CaCl2H4O2 = Ca3(PO4)2 + 4 NaCl + 2 HCl + 6 H2O
ClO3{-} + As2S3 + H2O = Cl{-} + AsO4{-} + S + H{+} =>
7 ClO3{-} + 3 As2S3 + 3 H2O = 7 Cl{-} + 6 AsO4{-} + 9 S + 6 H{+}
C2H6O + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C2H6O + 4 KMnO4 + 6 H2SO4 = 5 C2H4O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
CH3COOH + HOCH2CH2CH2CH3 = CH3COOCH2CH2CH2CH2CH3 + H2O =>
4 CH3COOH + 5 HOCH2CH2CH2CH3 = 4 CH3COOCH2CH2CH2CH2CH3 + 5 H2O
CeO2 + NiO + Re + ReO2 = Ce2NiReO6 =>
4 CeO2 + 2 NiO + Re + ReO2 = 2 Ce2NiReO6
C7H14 + HBr = CH3CH2Br =>
2 C7H14 + 7 HBr = 7 CH3CH2Br
potassiumhydroxide + carbondioxide = potassiumcarbonate + water =>
2 KOH + CO2 = K2CO3 + H2O
C6H8N2 + O2 = CO2 + N2 + H2O =>
C6H8N2 + 8 O2 = 6 CO2 + N2 + 4 H2O
LiOH(aq) + H2S(aq) = Li2S + H2O =>
2 LiOH(aq) + H2S(aq) = Li2S + 2 H2O
C6H5NO3 + H2 = C6H7NO + H2O =>
C6H5NO3 + 3 H2 = C6H7NO + 2 H2O
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Équations équilibrées sur02/21/25
Équations équilibrées sur03/23/24
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