| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K[Ag(CN)2] + 2 Na2S = K2S + Ag2S + 4 NaCN
(NH4)2SO4 + BaCl2 = BaSO4 + NH4Cl =>
(NH4)2SO4 + BaCl2 = BaSO4 + 2 NH4Cl
CH3CH2Br + CH3NH2 = CH3CH2NH2 + HBr =>
CH3CH2Br + 2 CH3NH2 = 2 CH3CH2NH2 + HBr
Cu + Fe + Ge + Sn = Cu10Fe24Ge20Sn500 =>
10 Cu + 24 Fe + 20 Ge + 500 Sn = Cu10Fe24Ge20Sn500
HNO3 + Na = H2 + NaNO3 =>
2 HNO3 + 2 Na = H2 + 2 NaNO3
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
MgSO4 + HNO3 = Mg(NO3)2 + H2O + SO3 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2O + SO3
KOH + H2SO4 = K + H2O + SO4 =>
2 KOH + H2SO4 = 2 K + 2 H2O + SO4
NH3 + H2O = H5ON =>
NH3 + H2O = H5ON
Cu2N = Cu + N =>
Cu2N = 2 Cu + N
SiF4 + H2O = H2SiF6 + H2SiF3 + O2 =>
6 SiF4 + 6 H2O = 2 H2SiF6 + 4 H2SiF3 + 3 O2
PbCl2 + K2CrO4 = PbO4 + K2CrCl2 =>
PbCl2 + K2CrO4 = PbO4 + K2CrCl2
Cu2SO4 + NH4ClO = CuClO + (NH4)2SO4 =>
Cu2SO4 + 2 NH4ClO = 2 CuClO + (NH4)2SO4
KClO4 + MgC2O4 = K2C2O4 + Mg(ClO4)2 =>
2 KClO4 + MgC2O4 = K2C2O4 + Mg(ClO4)2
H2O + Fe{3+} + SO2 = Fe{2+} + SO4{2-} + H{+} =>
2 H2O + 2 Fe{3+} + SO2 = 2 Fe{2+} + SO4{2-} + 4 H{+}
O + Cu = CuO =>
O + Cu = CuO
Hg(NO3)2 + Kl = HgKl + (NO3)2Kl =>
Hg(NO3)2 + 2 Kl = HgKl + (NO3)2Kl
C3H8(i) + O2(g) = CO2(g) + H2O(i) =>
C3H8(i) + 5 O2(g) = 3 CO2(g) + 4 H2O(i)
NaClNa + Cl = NaCl =>
NaClNa + Cl = 2 NaCl
PbO + N2 = PbN + O2 =>
2 PbO + N2 = 2 PbN + O2
C37H70O6 + C2H6O = C25H48O4 + C3H8O3 =>
49 C37H70O6 + 35 C2H6O = 74 C25H48O4 + 11 C3H8O3
FeCl2 = Cl4 + Fe =>
2 FeCl2 = Cl4 + 2 Fe
C2H5CHCHC2H5 + K2Cr2O7 + H2SO4 = C2H5COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5CHCHC2H5 + 4 K2Cr2O7 + 16 H2SO4 = 6 C2H5COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
NaHSO4 + Sr(NO3)2 = Na2SO4 + SrSO4 + HNO3 =>
2 NaHSO4 + Sr(NO3)2 = Na2SO4 + SrSO4 + 2 HNO3
FeS + NaNO3 + HCl = NO + Na2SO4 + Fe(NO3)3 + NaCl + H2O =>
FeS + 6 NaNO3 + 4 HCl = 3 NO + Na2SO4 + Fe(NO3)3 + 4 NaCl + 2 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
XC7H6O3 + C4H6O3 = XC9H8O4 + C2H4O2 =>
XC7H6O3 + C4H6O3 = XC9H8O4 + C2H4O2
Al(OH)3(s) + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3(s) + 3 HNO3 = Al(NO3)3 + 3 H2O
ClO{-} + H = Cl{-} + H2O =>
ClO{-} + 2 H = Cl{-} + H2O
HCOOH + NH3 = HCOONH4 =>
HCOOH + NH3 = HCOONH4
K2CO3 + S = K2S + CO2 + O2 =>
2 K2CO3 + 2 S = 2 K2S + 2 CO2 + O2
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]2{-} + NH3 =>
16 Zn + 7 NO3{-} + OH{-} + 42 H2O = 8[Zn(OH)4]2{-} + 7 NH3
MnO4{-} + H2S + H{+} = H2O + Mn{2+} + S =>
2 MnO4{-} + 5 H2S + 6 H{+} = 8 H2O + 2 Mn{2+} + 5 S
CuSO4 + H3PO4 = Cu3(PO4)2 + SO4H2 =>
3 CuSO4 + 2 H3PO4 = Cu3(PO4)2 + 3 SO4H2
C2H4O3 + O2 = H2C2O4 + H2O2 =>
2 C2H4O3 + 3 O2 = 2 H2C2O4 + 2 H2O2
Fe2(SO4)3 + KOH = K2SO + Fe(OH)3 + O2 = Fe2O3 =>
2 Fe2(SO4)3 + 12 KOH = 6 K2SO + 4 Fe(OH)3 + 9 O2
C57H11O6 + O2 = H2O + CO2 =>
4 C57H11O6 + 227 O2 = 22 H2O + 228 CO2
NaNO2 + NaMnO4 + NaOH = Na2MnO4 + NaNO3 + H2O =>
NaNO2 + 2 NaMnO4 + 2 NaOH = 2 Na2MnO4 + NaNO3 + H2O
MgCl2 + (NH4)3N = Mg3N2 + NH4Cl =>
3 MgCl2 + 2(NH4)3N = Mg3N2 + 6 NH4Cl
H2SO3 + (OH)3Al = Al2(SO3)3 + H2O =>
3 H2SO3 + 2(OH)3Al = Al2(SO3)3 + 6 H2O
NaI + H2O2 = I2 + Na2O + H2O =>
2 NaI + H2O2 = I2 + Na2O + H2O
HNO3 + P = H2O + NO2 + H3PO4 =>
5 HNO3 + P = H2O + 5 NO2 + H3PO4
K2Cr2O7 + H2SO4 + Na2SO3 = Na2SO4 + Cr2SO4 + H2O + K2SO4 =>
K2Cr2O7 + 2 H2SO4 + 5 Na2SO3 = 5 Na2SO4 + Cr2SO4 + 2 H2O + K2SO4
ICl2{-} + H2O = IO3{-} + Cl{-} + H{+} + I2 =>
5 ICl2{-} + 3 H2O = IO3{-} + 10 Cl{-} + 6 H{+} + 2 I2
C10H14N2Na2O8 + ZnO = C10H12N2O8ZnNa2H2O =>
C10H14N2Na2O8 + ZnO = C10H12N2O8ZnNa2H2O
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
KClO3 + Fe = Fe2O3 + KClO2 =>
3 KClO3 + 2 Fe = Fe2O3 + 3 KClO2
Na2SO4 + Mg(OH)2 = NaOH + MgSO4 =>
Na2SO4 + Mg(OH)2 = 2 NaOH + MgSO4
KBr + H3PO3 = H2KO3P + HBr =>
KBr + H3PO3 = H2KO3P + HBr
H2O + HNO3 + ClO2 = NO + ClO3{-} + H{+} =>
H2O + HNO3 + 3 ClO2 = NO + 3 ClO3{-} + 3 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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