| Équations équilibrées la veille |
[CrCl(H2O)5]Cl2 + 2 AgNO3 = [CrCl(H2O)5](NO3)2 + 2 AgCl
MgCO3 + HNO3 = Mg(NO3)2 + H2O + CO2 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2O + CO2
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
H2O + ZrCl2 + HNO3 = H2OZr(NO3)2 + HCl =>
H2O + ZrCl2 + 2 HNO3 = H2OZr(NO3)2 + 2 HCl
MgOK2CO3 = MgCO3K2O =>
MgOK2CO3 = MgCO3K2O
Fe + HNO3 = Fe(HNO3)2 = H2 =>
Fe + 2 HNO3 = Fe(HNO3)2
Cr2(SO4)3 + NaS + H2O = Cr(OH)3 + NaSO4 + H2S =>
Cr2(SO4)3 + 3 NaS + 6 H2O = 2 Cr(OH)3 + 3 NaSO4 + 3 H2S
Cd(NO3)4 + NH4 + S = CdS + NH4NO3 =>
Cd(NO3)4 + 4 NH4 + S = CdS + 4 NH4NO3
H2O + AsS3 + HNO3 = H3AsO4 + H2SO4 + NO =>
2 H2O + 3 AsS3 + 23 HNO3 = 3 H3AsO4 + 9 H2SO4 + 23 NO
HCOONa + Na2[PdCl4] = NaCl + HCl + CO2 + Pd =>
HCOONa + Na2[PdCl4] = 3 NaCl + HCl + CO2 + Pd
HNO3 + Pb3O4 = PbO2 + Pb(NO3)2 + H2O =>
4 HNO3 + Pb3O4 = PbO2 + 2 Pb(NO3)2 + 2 H2O
AgBr + GaP = Ag3P2 + Ga2Br3 =>
3 AgBr + 2 GaP = Ag3P2 + Ga2Br3
C6H4OHCOOH + O2 = CO2 + H2O =>
C6H4OHCOOH + 7 O2 = 7 CO2 + 3 H2O
MgO + HICl = MgIICl2 + H2O =>
MgO + 2 HICl = MgIICl2 + H2O
F2 + Si = SiF =>
F2 + 2 Si = 2 SiF
K2Cr2O7 + H2SO4 + FeC2O4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 2 FeC2O4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 4 CO2 + 7 H2O
Sb + Cl + H2O = HCl + H4Sb2O7 =>
2 Sb + 10 Cl + 7 H2O = 10 HCl + H4Sb2O7
K(s) + O(g) = K2O(s) =>
2 K(s) + O(g) = K2O(s)
H3PO2 + FeCl3 + H2O = H3PO4 + FeCl2 + HCl =>
H3PO2 + 4 FeCl3 + 2 H2O = H3PO4 + 4 FeCl2 + 4 HCl
Mg + Mg(NO3)2 = Mg2(NO3)2 =>
Mg + Mg(NO3)2 = Mg2(NO3)2
P2 + O5 = P5O2 =>
25 P2 + 4 O5 = 10 P5O2
Na2SiF6 + NH3 + H2O = NH4F + NaF + SiO2 =>
Na2SiF6 + 4 NH3 + 2 H2O = 4 NH4F + 2 NaF + SiO2
Fe(OH)2 + H2SO2 = Fe(SO2) + H2O =>
Fe(OH)2 + H2SO2 = Fe(SO2) + 2 H2O
TiCl4(g) + Na(l) = NaCl() + Ti(s) =>
TiCl4(g) + 4 Na(l) = 4 NaCl() + Ti(s)
CH3OH + Zn = (CH3O)2Zn + H2 =>
2 CH3OH + Zn = (CH3O)2Zn + H2
Na2CO3(aq) + NH4Cl(aq) = Na2NH4 + ClCO3 =>
Na2CO3(aq) + NH4Cl(aq) = Na2NH4 + ClCO3
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Na + HCO3 + H2S04 = Na2SO4 + CO2 + H2O =>
8 Na + 34 HCO3 + H2S04 = 4 Na2SO4 + 34 CO2 + 18 H2O
Bi2O3 + Cl2 + KOH = KCl + KBiO3 + H2O =>
Bi2O3 + 2 Cl2 + 6 KOH = 4 KCl + 2 KBiO3 + 3 H2O
HNO3 + Br = BrNO3 + H2 =>
2 HNO3 + 2 Br = 2 BrNO3 + H2
Be(NO3)2 + Al(SO4)2 = Al(NO3)2 + Be(SO4)2 =>
Be(NO3)2 + Al(SO4)2 = Al(NO3)2 + Be(SO4)2
Al(NO3)3 + (NH4)2HPO4 = AlPO4 + HNO3 + NH4NO3 =>
Al(NO3)3 + (NH4)2HPO4 = AlPO4 + HNO3 + 2 NH4NO3
Na2(O) + H2(O) = Na(O)(H) =>
Na2(O) + H2(O) = 2 Na(O)(H)
H3C6H8O7 + NaOH = HOH + Na3C6H8O7 =>
H3C6H8O7 + 3 NaOH = 3 HOH + Na3C6H8O7
CaHPO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 CaHPO4 + Ca(OH)2 = Ca3(PO4)2 + 2 H2O
HCl + K2Cr2O3 + Cl2 = CrCl3 + KCl + H2O =>
6 HCl + K2Cr2O3 + Cl2 = 2 CrCl3 + 2 KCl + 3 H2O
butanol + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
K3P = K2 + P5 =>
10 K3P = 15 K2 + 2 P5
NaNO3 + KI + H2SO4 = NO + I2 + H2O + K2SO4 + Na2SO4 =>
2 NaNO3 + 6 KI + 4 H2SO4 = 2 NO + 3 I2 + 4 H2O + 3 K2SO4 + Na2SO4
KBr + MnO2 + HCl = MnBr2 + KCl + Br2 + H2O =>
4 KBr + MnO2 + 4 HCl = MnBr2 + 4 KCl + Br2 + 2 H2O
NaHCO3 = Na2CO3 + H2O + CO2 = Na2CO3 + H + Cl = NaCl + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
MnO4{2-} + CO2 = MnO4{-} + CO3{2-} + MnO2 =>
3 MnO4{2-} + 2 CO2 = 2 MnO4{-} + 2 CO3{2-} + MnO2
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
SPb + HCl = HS + PbCl =>
SPb + HCl = HS + PbCl
Pb(NO3)2(s) + KI(aq) = PbI2(aq) + KNO3(aq) =>
Pb(NO3)2(s) + 2 KI(aq) = PbI2(aq) + 2 KNO3(aq)
HCOO + H3O = HCOOH + H2O =>
HCOO + H3O = HCOOH + H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
ZnCO3 + CH3COOH = Zn(CH3COOH)2 + H2O + CO2 =>
4 ZnCO3 + 9 CH3COOH = 4 Zn(CH3COOH)2 + 2 H2O + 6 CO2
Fe(iii) + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe(iii) + 3 H2SO4 = Fe2(SO4)3 + 3 H2
HCO = H2 + C2 + O2 =>
2 HCO = H2 + C2 + O2
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Équations équilibrées sur01/09/25
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