| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
K2Cr2O7 + H2 = K2Cr2O5 + H2O =>
K2Cr2O7 + 2 H2 = K2Cr2O5 + 2 H2O
Na2CO3 + CoCl2 = NaCl + CoCO3 =>
Na2CO3 + CoCl2 = 2 NaCl + CoCO3
PCl5(s) + H2O(l) = H3PO4(aq) + HCl(aq) =>
PCl5(s) + 4 H2O(l) = H3PO4(aq) + 5 HCl(aq)
Fe + HNO3 = Fe(NO3)2 + NO + H2O =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + 2 NO + 4 H2O
Al2Mg3 + H2SO4 = Al2Mg3SO4 + H2 =>
Al2Mg3 + H2SO4 = Al2Mg3SO4 + H2
As2O3 = As4 + O2 =>
2 As2O3 = As4 + 3 O2
Al(s) + F2(g) = AlF2 =>
Al(s) + F2(g) = AlF2
K3Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
2 K3Cr2O7 + 10 KI + 14 H2SO4 = 2 Cr2(SO4)3 + 8 K2SO4 + 5 I2 + 14 H2O
NaCl + Na3PO4 = Na3Cl + NaPO4 =>
NaCl + Na3PO4 = Na3Cl + NaPO4
PCl5(s) + H2O(l) = H3PO4(s) + HCl(g) =>
PCl5(s) + 4 H2O(l) = H3PO4(s) + 5 HCl(g)
Ni2O3 + H2S = Ni2S3 + H2O =>
Ni2O3 + 3 H2S = Ni2S3 + 3 H2O
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + KCH3COO =>
Pb(CH3COO)2 + K2CrO4 = PbCrO4 + 2 KCH3COO
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
F2 + LiBr = LiF + Br2 =>
F2 + 2 LiBr = 2 LiF + Br2
HBr(aq) = H2(g) + Br2(l) =>
2 HBr(aq) = H2(g) + Br2(l)
CaSO4*2H2O = Ca{2+} + SO4{2-} + H2O =>
CaSO4*2H2O = Ca{2+} + SO4{2-} + 2 H2O
FeCl3 + H2S = Fe2S3 + HCl =>
2 FeCl3 + 3 H2S = Fe2S3 + 6 HCl
Fe + HNO3 = Fe(NO3)2 + H2 =>
Fe + 2 HNO3 = Fe(NO3)2 + H2
C3H8(g) + O2 = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2 = 3 CO2(g) + 4 H2O(g)
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
CaSO4 + CaS = CaO + SO2 =>
3 CaSO4 + CaS = 4 CaO + 4 SO2
HN3CaOH = N3CaH2O =>
HN3CaOH = N3CaH2O
Fe + HNO3 = Fe(NO3)2 + NH4NO3 + H2O =>
4 Fe + 10 HNO3 = 4 Fe(NO3)2 + NH4NO3 + 3 H2O
C22H21N3S7O2 + O2 = CO2 + H2O + NO2 + SO2 =>
4 C22H21N3S7O2 + 145 O2 = 88 CO2 + 42 H2O + 12 NO2 + 28 SO2
(NH4)2SO3 = NH4 + SO3 =>
(NH4)2SO3 = 2 NH4 + SO3
Ca{2+} + CO3{2-} = CaCO3 =>
Ca{2+} + CO3{2-} = CaCO3
Na2SiO3 + Al2(SO4)3 + Na2CO3 = Na2OAl2O3Si2O4 + CO2 + Na2SO4 =>
2 Na2SiO3 + Al2(SO4)3 + 2 Na2CO3 = Na2OAl2O3Si2O4 + 2 CO2 + 3 Na2SO4
NH2CONH2 + HCl = NH2Cl + CO + H =>
NH2CONH2 + 2 HCl = 2 NH2Cl + CO + 2 H
BaO + NaOH = BaOH2 + NaO =>
BaO + 2 NaOH = BaOH2 + 2 NaO
Cu + FeCl3 = CuCl + Fe =>
3 Cu + FeCl3 = 3 CuCl + Fe
In + O = InO8 =>
In + 8 O = InO8
Sr(OH)2(heat) = Sr + OH =>
Sr(OH)2(heat) = Sr + 2 OH
Na3Po4 + K = K3Po + Na =>
Na3Po4 + 12 K = 4 K3Po + 3 Na
H2O = OH2 =>
H2O = OH2
MgO + Fe = Mg + Fe3O4 =>
4 MgO + 3 Fe = 4 Mg + Fe3O4
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Al(OH)3 + HCl = Al(OH)2Cl + H2O =>
Al(OH)3 + HCl = Al(OH)2Cl + H2O
CaS + HBr = CaBr2 + H2S =>
CaS + 2 HBr = CaBr2 + H2S
Sodiumphosphate + magnesiumchloride = sodiumchloride + magnesiumphosphate =>
2 Na3PO4 + 3 MgCl2 = 6 NaCl + Mg3(PO4)2
CuCl2 + Fe = Cu + FeCl2 =>
CuCl2 + Fe = Cu + FeCl2
CaCO3(s) + SO2(g) + O2(g) = CaSO4(s) + CO2(g) =>
2 CaCO3(s) + 2 SO2(g) + O2(g) = 2 CaSO4(s) + 2 CO2(g)
CH2BrCH2Br = CH2CH2 + Br =>
CH2BrCH2Br = CH2CH2 + 2 Br
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
VCl3 + Na + Co = V(Co)6 + NaCl =>
VCl3 + 3 Na + 6 Co = V(Co)6 + 3 NaCl
Ba{2+} + CO3{2-} = BaCO3 =>
Ba{2+} + CO3{2-} = BaCO3
CaCO3(s)H2SO4(aq) = CaSO4(s)H2CO3(s) =>
CaCO3(s)H2SO4(aq) = CaSO4(s)H2CO3(s)
MnI2 + NaOH = Mn(OH)2 + NaI =>
MnI2 + 2 NaOH = Mn(OH)2 + 2 NaI
KBr + CaS = K2S + CaBr2 =>
2 KBr + CaS = K2S + CaBr2
NH3CH2COOH + OH = NHCH2COOH + H2O =>
NH3CH2COOH + 2 OH = NHCH2COOH + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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