| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2S3 + 3 H2O = Al2O3 + 3 H2S
Au + CN{-} + H2O + O2 = Au(CN)2{-} + OH{-} =>
4 Au + 8 CN{-} + 2 H2O + O2 = 4 Au(CN)2{-} + 4 OH{-}
K2SO4CuS = K2SCuSO4 =>
K2SO4CuS = K2SCuSO4
SrCO3 + HBr = SrBr2 + H2O + CO2 =>
SrCO3 + 2 HBr = SrBr2 + H2O + CO2
CH2O + NaOH = CH3OH + HCOOH + Na =>
3 CH2O + 2 NaOH = CH3OH + 2 HCOOH + 2 Na
Cu(CH3COO)2 + Na3PO4 = Cu3(PO4)2 + CH3COONa =>
3 Cu(CH3COO)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 CH3COONa
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l) =>
HClO4(aq) + KOH(aq) = KClO4(aq) + H2O(l)
MnO4 + OH{-} + HSO3{-} = MnO4{-2} + SO4{-2} + H2O =>
MnO4 + 3 OH{-} + HSO3{-} = MnO4{-2} + SO4{-2} + 2 H2O
K2Cr2O7 + HCl = CrCl3 + H2O + KCl + Cl =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 7 H2O + 2 KCl + 6 Cl
Pb(ClO4)2(aq) + NaOH(aq) = Na(ClO4)2(s) + PbOH(aq) =>
Pb(ClO4)2(aq) + NaOH(aq) = Na(ClO4)2(s) + PbOH(aq)
Zn(OH)2 + HCl = ZnCl4 + H3O =>
Zn(OH)2 + 4 HCl = ZnCl4 + 2 H3O
C7H8 + HNO3 = C7H7(NO2) + H2O =>
C7H8 + HNO3 = C7H7(NO2) + H2O
F + (Na2O2) = NaF + O2 =>
2 F + (Na2O2) = 2 NaF + O2
Na10[H2W12O42] + H2 = Na10W12O36 + H2O =>
Na10[H2W12O42] + 5 H2 = Na10W12O36 + 6 H2O
XCO3 + H3PO4 = CO2 + H2O + XHPO4 =>
XCO3 + H3PO4 = CO2 + H2O + XHPO4
La2O3 + H2O = LaO3H3 =>
La2O3 + 3 H2O = 2 LaO3H3
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Cu2S + H{+} + NO3{-} = Cu{2+} + NO + S8 + H2O =>
24 Cu2S + 128 H{+} + 32 NO3{-} = 48 Cu{2+} + 32 NO + 3 S8 + 64 H2O
Mg + Pb2(SO4)4 = Pb4 + Mg2(SO4)2 =>
8 Mg + 2 Pb2(SO4)4 = Pb4 + 4 Mg2(SO4)2
AI2Se3 = AI2 + Se =>
AI2Se3 = AI2 + 3 Se
N + H = NHNH3 =>
2 N + 4 H = NHNH3
NaN3 = Na + N5 =>
5 NaN3 = 5 Na + 3 N5
MnH + NO3 = Mn + HNO3 =>
MnH + NO3 = Mn + HNO3
HNO3 + NH1OH3 = NH4NO3 + H2O =>
6 HNO3 + 8 NH1OH3 = 7 NH4NO3 + 5 H2O
Br2 + BrF3 = BrF =>
Br2 + BrF3 = 3 BrF
AgNO3 + H2SO4 = Ag2SO4 + NO3H =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 NO3H
A1 + CuSO4 = A1(SO4)3 + Cu =>
A1 + 3 CuSO4 = A1(SO4)3 + 3 Cu
H{+} + Cr2O7{2-} + C2H5OH = CH3COOH + Cr3{+} + H2O =>
16 H{+} + 6 Cr2O7{2-} + 17 C2H5OH = 17 CH3COOH + 4 Cr3{+} + 25 H2O
MgBr + KOH = MgOH + KBr =>
MgBr + KOH = MgOH + KBr
Cl + HI = I + HCl =>
Cl + HI = I + HCl
KMnO4 + Na2SO4 + H2SO4 = MnSO4 + NaSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SO4 + 8 H2SO4 = 2 MnSO4 + 10 NaSO4 + K2SO4 + 8 H2O
HCHO + Na2SO3 + H2O = NaOH + CH2(NaSO3)OH =>
HCHO + Na2SO3 + H2O = NaOH + CH2(NaSO3)OH
Al(NO3)3 + Na2(SO4) = Al2(SO4)3 + Na(NO3) =>
2 Al(NO3)3 + 3 Na2(SO4) = Al2(SO4)3 + 6 Na(NO3)
C3H8O(l) + O2(g) = CO2(g) + H20(l) =>
10 C3H8O(l) + 25 O2(g) = 30 CO2(g) + 4 H20(l)
BaCl2 + Al(NO3)3 = Ba(NO3)2 + AlCl3 =>
3 BaCl2 + 2 Al(NO3)3 = 3 Ba(NO3)2 + 2 AlCl3
Al + H2O = Al(OH)4 + H2 =>
Al + 4 H2O = Al(OH)4 + 2 H2
K2Cr2O7 + H2C2O4(H2O) + K2(C2O4)H2O = K3[Cr(C2O4)3] + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4(H2O) + 2 K2(C2O4)H2O = 2 K3[Cr(C2O4)3] + 6 CO2 + 16 H2O
KI(ac) + Na2SO4(ac) = K2SO4(ac) + NaI(ac) =>
2 KI(ac) + Na2SO4(ac) = K2SO4(ac) + 2 NaI(ac)
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
CuBr3 + Na2S = Cu2S3 + NaBr =>
2 CuBr3 + 3 Na2S = Cu2S3 + 6 NaBr
C22H21O2 + C2H4O + C6H14 = C6H10O2 =>
8 C22H21O2 + 158 C2H4O + 5 C6H14 = 87 C6H10O2
C3H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C3H6O(l) + 4 O2(g) = 3 CO2(g) + 3 H2O(l)
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg =>
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg
Pb3(BO3)4 + Li2MnO3 = Pb2(MnO3)4 + Li3BO3 =>
2 Pb3(BO3)4 + 12 Li2MnO3 = 3 Pb2(MnO3)4 + 8 Li3BO3
C2H5OH + K2CrO4 + HNO3 = CH3COH + Cr(NO3)3 + KNO3 + H2O =>
3 C2H5OH + 2 K2CrO4 + 10 HNO3 = 3 CH3COH + 2 Cr(NO3)3 + 4 KNO3 + 8 H2O
Mn(NO2)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO2)2 + 9 NaBiO3 + 32 HNO3 = 2 HMnO4 + 9 Bi(NO3)3 + 9 NaNO3 + 15 H2O
KMnO4 + H2SO4 + C2H5OH = MnSO4 + K2SO4 + H2O + CO2 =>
12 KMnO4 + 18 H2SO4 + 5 C2H5OH = 12 MnSO4 + 6 K2SO4 + 33 H2O + 10 CO2
(Fe)2 + S = FeS2 =>
(Fe)2 + 4 S = 2 FeS2
NOH5 + HNO2 = NH4NO2 + H2O =>
NOH5 + HNO2 = NH4NO2 + H2O
C3H7NH2 + KMnO4 + H2O = C3H6(OH)2 + KOH + NH3 + MnO2 =>
3 C3H7NH2 + 2 KMnO4 + 4 H2O = 3 C3H6(OH)2 + 2 KOH + 3 NH3 + 2 MnO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/25
Équations équilibrées sur02/23/24
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