| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + MnCl2 = 2 NaCl + Mn
CaCO3(s) + HNO3(aq) = CO2(g) + Ca(NO3)2(aq) + H2O(l) =>
CaCO3(s) + 2 HNO3(aq) = CO2(g) + Ca(NO3)2(aq) + H2O(l)
HCN(aq) + NaOH(aq) = NaCN(aq) + H2O(l) =>
HCN(aq) + NaOH(aq) = NaCN(aq) + H2O(l)
Sn + KMnO4 + HCl = SnCl + KCl + MnCl2 + H2O =>
5 Sn + KMnO4 + 8 HCl = 5 SnCl + KCl + MnCl2 + 4 H2O
K2[Be(OH)4] + HCl = BeCl2 + KCl + H2O =>
K2[Be(OH)4] + 4 HCl = BeCl2 + 2 KCl + 4 H2O
NaOH + HCOOCH3 = HCOONa + CH3OH =>
NaOH + HCOOCH3 = HCOONa + CH3OH
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Al() + HCl = AlCl3 + H2 =>
2 Al() + 6 HCl = 2 AlCl3 + 3 H2
BaCl2 + H2SO4 + Na2SO3 = BaSO4 + SO2 + NaCl + H2O =>
BaCl2 + H2SO4 + Na2SO3 = BaSO4 + SO2 + 2 NaCl + H2O
CrO4 + Fe = Fe2(CrO4)3 =>
3 CrO4 + 2 Fe = Fe2(CrO4)3
P + S = P3S3 =>
3 P + 3 S = P3S3
Au + H2O2 + H{+} = Au{3+} + H2O =>
2 Au + 3 H2O2 + 6 H{+} = 2 Au{3+} + 6 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Al + Ag2S + NaCl = Ag + Na + AlSCl =>
Al + Ag2S + NaCl = 2 Ag + Na + AlSCl
KH2PO4 + Ca(OH)2 = K2HPO4 + CaHPO4 + H2O =>
2 KH2PO4 + Ca(OH)2 = K2HPO4 + CaHPO4 + 2 H2O
(NH4)SO4 + KOH = K(NH4) + SO4OH =>
(NH4)SO4 + KOH = K(NH4) + SO4OH
FeCl3 + K3[Fe(CN)6] = KCl + Fe[Fe(CN)6] =>
FeCl3 + K3[Fe(CN)6] = 3 KCl + Fe[Fe(CN)6]
Ca(CN)2 + HCl = HCN + CaCl2 =>
Ca(CN)2 + 2 HCl = 2 HCN + CaCl2
SO3 + Al2O = Al2SO4 =>
SO3 + Al2O = Al2SO4
S + NaOH = Na2S + Na2SO3 + H2O =>
3 S + 6 NaOH = 2 Na2S + Na2SO3 + 3 H2O
Cu(NO3)2 + NH3 + H2O = Cu(OH)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH3 + 2 H2O = Cu(OH)2 + 2 NH4NO3
Cu(OH) + HNO3 = Cu(NO3) + H2O =>
Cu(OH) + HNO3 = Cu(NO3) + H2O
KOH + NaH = KH + NaOH =>
KOH + NaH = KH + NaOH
Na2S + CaCl2 = CaS + NaCl =>
Na2S + CaCl2 = CaS + 2 NaCl
C3H6 + HCl = C4H6Cl2 + H2 =>
4 C3H6 + 6 HCl = 3 C4H6Cl2 + 6 H2
CHCl3 + NaOH = CH(OH)3 + NaCl =>
CHCl3 + 3 NaOH = CH(OH)3 + 3 NaCl
K2Cr2O7 + H2O + S = KOH + Cr203 + SO2 =>
203 K2Cr2O7 + 203 H2O + 609 S = 406 KOH + 2 Cr203 + 609 SO2
MgCO3 + HNO3 = Mg(NO3)2 + CO2 + H2O =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + CO2 + H2O
Br2 + Ca(OH)2 = Br(OH)2 + Ca =>
Br2 + 2 Ca(OH)2 = 2 Br(OH)2 + 2 Ca
HBr + LiHCO3 = CO2 + H2O + LiBr =>
HBr + LiHCO3 = CO2 + H2O + LiBr
MnCl2 + Na(OH) = NaCl + MnO2 + H2 =>
MnCl2 + 2 Na(OH) = 2 NaCl + MnO2 + H2
CH4 + HNO2 = CH3NO2 + H2 =>
CH4 + HNO2 = CH3NO2 + H2
PbSO3 + HNO3 = PbSO4 + NO2 + H2O =>
PbSO3 + 2 HNO3 = PbSO4 + 2 NO2 + H2O
NaCl + CuNO3 = NaNO3 + CuCl =>
NaCl + CuNO3 = NaNO3 + CuCl
[Cr(OH)4]{-} + PbO2 = Cr2O7{2-} + PbO + H2O =>
2[Cr(OH)4]{-} + 3 PbO2 = Cr2O7{2-} + 3 PbO + 4 H2O
C6H5COOH + FeCl3 + NaOH = Fe(C6H5COO)3 + NaCl + H2O =>
3 C6H5COOH + FeCl3 + 3 NaOH = Fe(C6H5COO)3 + 3 NaCl + 3 H2O
K3NbO4 + HCl = Nb2O5 + KCl + H2O =>
2 K3NbO4 + 6 HCl = Nb2O5 + 6 KCl + 3 H2O
KBrO3 + KNO2 = KBr + KNO3 =>
KBrO3 + 3 KNO2 = KBr + 3 KNO3
Mg + HF = MgF2 + H =>
Mg + 2 HF = MgF2 + 2 H
Cu + (NO3)2 + KSCN = Cu(SCN)2 + KNO3 =>
Cu + (NO3)2 + 2 KSCN = Cu(SCN)2 + 2 KNO3
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
FeO + KMnO4 + H2SO4 = Fe(SO4)3 + K2SO4 + MnSO4 + H2O =>
5 FeO + 4 KMnO4 + 21 H2SO4 = 5 Fe(SO4)3 + 2 K2SO4 + 4 MnSO4 + 21 H2O
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
KNO3 + HBr = HNO3 + KBr =>
KNO3 + HBr = HNO3 + KBr
Ca(OH)2 + HSO4 = CaSO4 + H(OH)2 =>
Ca(OH)2 + HSO4 = CaSO4 + H(OH)2
O5 = O3 =>
3 O5 = 5 O3
Zn + NO2 = Zn(NO3)2 + NO =>
Zn + 4 NO2 = Zn(NO3)2 + 2 NO
P + KIO3 + H2SO4 + H2O = H3PO4 + K2SO4 + I2 =>
2 P + 2 KIO3 + H2SO4 + 2 H2O = 2 H3PO4 + K2SO4 + I2
Sr(NO3)2 + Na2CrO4 = SrCrO4 + NaNO3 =>
Sr(NO3)2 + Na2CrO4 = SrCrO4 + 2 NaNO3
CH3OH + O = CH2O + HO =>
CH3OH + 2 O = CH2O + 2 HO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/25
Équations équilibrées sur05/03/24
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