| Équations équilibrées la veille |
C2Cu2 + 2 HCl = C2H2 + 2 CuCl
NH4ClO4 + Mg = MgO + MgCl2 + N2 + H2O =>
2 NH4ClO4 + 5 Mg = 4 MgO + MgCl2 + N2 + 4 H2O
H3PO4 + HgSO4 = Hg3(PO4)2 + H2SO4 =>
2 H3PO4 + 3 HgSO4 = Hg3(PO4)2 + 3 H2SO4
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S8 + H2O =>
8 Cr2O7{2-} + 24 H2S + 64 H{+} = 16 Cr{3+} + 3 S8 + 56 H2O
H{+} + Cr2O7{-2} + C2H5OH = Cr{3+} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{-2} + C2H5OH = 4 Cr{3+} + 2 CO2 + 11 H2O
Ba(OH)2 + PbO = BaO + Pb(OH)2 =>
Ba(OH)2 + PbO = BaO + Pb(OH)2
BeO + Na2O = Na2BeO2 =>
BeO + Na2O = Na2BeO2
PbCl4 + O2 = PbO2 + Cl2 =>
PbCl4 + O2 = PbO2 + 2 Cl2
AgCl + HNO3 = AgNO3 + HCl =>
AgCl + HNO3 = AgNO3 + HCl
H2S(g) + O2 = H2O(l) + SO2(g) =>
2 H2S(g) + 3 O2 = 2 H2O(l) + 2 SO2(g)
As2S3 + H2O2 + NH4OH = (NH4)2SO4 + (NH4)3AsO4 + H2O =>
As2S3 + 14 H2O2 + 12 NH4OH = 3(NH4)2SO4 + 2(NH4)3AsO4 + 20 H2O
NaOH + TiO2 = Na4TiO4 + H2O =>
4 NaOH + TiO2 = Na4TiO4 + 2 H2O
N2(g) + H3(g) = NH3(g) =>
N2(g) + 2 H3(g) = 2 NH3(g)
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
U + O2 = UO6 =>
U + 3 O2 = UO6
NbO + O2 = Nb2O5 =>
4 NbO + 3 O2 = 2 Nb2O5
BaCl2(s) + H2SO4(aq) = BaSO4(s) + HCl(g) =>
BaCl2(s) + H2SO4(aq) = BaSO4(s) + 2 HCl(g)
Br + AlI = BrI + Al =>
Br + AlI = BrI + Al
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
S2 + O = SO3 =>
S2 + 6 O = 2 SO3
Fe(s) + NaBr(aq) = FeBr3(aq) + Na(s) =>
Fe(s) + 3 NaBr(aq) = FeBr3(aq) + 3 Na(s)
C7H8 = C6H6 + CH4 =>
9 C7H8 = 10 C6H6 + 3 CH4
Au + HCl + O2 = H[AuCl4] + H2O =>
4 Au + 16 HCl + 3 O2 = 4 H[AuCl4] + 6 H2O
HCOOH + Zn(OH)2 = (HCOO)2Zn + H2O =>
2 HCOOH + Zn(OH)2 = (HCOO)2Zn + 2 H2O
Cu2O + CH3CN + H2SO4 = Cu2(CH3CN)SO4 + H2O =>
Cu2O + CH3CN + H2SO4 = Cu2(CH3CN)SO4 + H2O
HCl + KMnO4 + Na2SO3 = Na2SO4 + MnCl2 + H2O + KOH =>
4 HCl + 2 KMnO4 + 5 Na2SO3 = 5 Na2SO4 + 2 MnCl2 + H2O + 2 KOH
HBr(aq) + NaOH = H2O + NaBr =>
HBr(aq) + NaOH = H2O + NaBr
C8H7NO3 + Sn + HCl = C8H9NO + SnO + Cl =>
C8H7NO3 + 2 Sn + 2 HCl = C8H9NO + 2 SnO + 2 Cl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn(OH)2 + HCOOH = Zn(HCOO)2 + H2O =>
Zn(OH)2 + 2 HCOOH = Zn(HCOO)2 + 2 H2O
ClO2 + O3 = Cl2O7 =>
2 ClO2 + O3 = Cl2O7
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K2S(aq) + HNO3(aq) = KNO3 + H2S =>
K2S(aq) + 2 HNO3(aq) = 2 KNO3 + H2S
Sb2O5 = Sb + O2 =>
2 Sb2O5 = 4 Sb + 5 O2
Si2H2 + O2 = SiO2 + H2O =>
2 Si2H2 + 5 O2 = 4 SiO2 + 2 H2O
Co(C2H3O2)2 + Na2CO3 = CoCO3 + Na(C2H3O2) =>
Co(C2H3O2)2 + Na2CO3 = CoCO3 + 2 Na(C2H3O2)
NH4 + P = NH4P =>
NH4 + P = NH4P
Mg + HIO3 = MgIO3 + H2 =>
2 Mg + 2 HIO3 = 2 MgIO3 + H2
BaO2 + HCl = H2O2 + BaCl2 =>
BaO2 + 2 HCl = H2O2 + BaCl2
K + O = K2O =>
2 K + O = K2O
HBr + K(OH) = KBr + H2O =>
HBr + K(OH) = KBr + H2O
FeI2 + Cl = FeCl2 + I2 =>
FeI2 + 2 Cl = FeCl2 + I2
KCl(l) + Na(l) = NaCl(l) + K(g) =>
KCl(l) + Na(l) = NaCl(l) + K(g)
K4[Fe(CN)6] + BaCl2 = Ba2[Fe(CN)6] + KCl =>
K4[Fe(CN)6] + 2 BaCl2 = Ba2[Fe(CN)6] + 4 KCl
Ca(OH)2 + KHP = H2O + Ca + K + P =>
Ca(OH)2 + 2 KHP = 2 H2O + Ca + 2 K + 2 P
H2F2 = HF =>
H2F2 = 2 HF
H4P2 = PH3 + H2P4 =>
5 H4P2 = 6 PH3 + H2P4
Pb(NO3)2(aq) + NaOH(aq) = Pb(OH)2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaOH(aq) = Pb(OH)2(s) + 2 NaNO3(aq)
CH2CHCH2CH3 + KMnO4 + H2O = CH2OHCHOHCH2CH3 + MnO2 + KOH =>
3 CH2CHCH2CH3 + 2 KMnO4 + 4 H2O = 3 CH2OHCHOHCH2CH3 + 2 MnO2 + 2 KOH
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Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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