| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeBr3 + 3 Cl = 3 ClBr + Fe
HCHO + [Ag(NH3)2]OH = (NH4)2CO3 + Ag + NH3 + H2O =>
HCHO + 4[Ag(NH3)2]OH = (NH4)2CO3 + 4 Ag + 6 NH3 + 2 H2O
Br2 + FeBr3 = FeBr5 =>
Br2 + FeBr3 = FeBr5
Ba(OH)2 + AgNo3 = Ba(No3)2 + AgOH =>
Ba(OH)2 + 2 AgNo3 = Ba(No3)2 + 2 AgOH
CH3OH + Cl2 = CH3Cl + HCl + O2 =>
2 CH3OH + 2 Cl2 = 2 CH3Cl + 2 HCl + O2
KNo3 + H2SO4 = K2SO4 + HNo3 =>
2 KNo3 + H2SO4 = K2SO4 + 2 HNo3
Rb(OH) + HBr = RbBr + H(OH) =>
Rb(OH) + HBr = RbBr + H(OH)
KBr + MnO2 + H2SO4 = Br2 + MnSO4 + KHSO4 + H2O =>
2 KBr + MnO2 + 3 H2SO4 = Br2 + MnSO4 + 2 KHSO4 + 2 H2O
KMnO4 + Fe(NO3)2 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + Fe(NO3)3 + H2O =>
6 KMnO4 + 30 Fe(NO3)2 + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 20 Fe(NO3)3 + 24 H2O
SiO2 + KCl + H2O = K2SiO3 + HCl =>
SiO2 + 2 KCl + H2O = K2SiO3 + 2 HCl
F2 + AlO3 = AlF3 + O2 =>
3 F2 + 2 AlO3 = 2 AlF3 + 3 O2
KOH = K2O + H2O =>
2 KOH = K2O + H2O
Al2O3 + Na = Na2O + Al =>
Al2O3 + 6 Na = 3 Na2O + 2 Al
LiN3 + CH3Br = CH3Li + BrN3 =>
LiN3 + CH3Br = CH3Li + BrN3
H2S + MnO2 + HCl = S + MnCl2 + H2O =>
H2S + MnO2 + 2 HCl = S + MnCl2 + 2 H2O
FeO + Cl2 = FeCl2 + O2 =>
2 FeO + 2 Cl2 = 2 FeCl2 + O2
Pb(N3)2 + Co(MnO4)2 = CoO + MnO2 + Pb3O4 + NO =>
9 Pb(N3)2 + 22 Co(MnO4)2 = 22 CoO + 44 MnO2 + 3 Pb3O4 + 54 NO
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
K2CrO4(aq) + Ba(NO3)2(aq) = BaCrO4(s) + KNO3(aq) =>
K2CrO4(aq) + Ba(NO3)2(aq) = BaCrO4(s) + 2 KNO3(aq)
La2O3 + La + Cr + Cu + S = La28Cr12Cu2S47O8 =>
8 La2O3 + 68 La + 36 Cr + 6 Cu + 141 S = 3 La28Cr12Cu2S47O8
KI(aq) + Pb(NO3)4(aq) = PbI4(s) + KNO3(aq) =>
4 KI(aq) + Pb(NO3)4(aq) = PbI4(s) + 4 KNO3(aq)
Yb20O30 + Si10O20 + Mg10O10 = Yb18Mg2Si20O67 + O20 =>
9 Yb20O30 + 20 Si10O20 + 2 Mg10O10 = 10 Yb18Mg2Si20O67 + O20
Mg(OH)2 + Na3AsO4 = Mg3(AsO4)2 + NaOH =>
3 Mg(OH)2 + 2 Na3AsO4 = Mg3(AsO4)2 + 6 NaOH
MnSO4 + PbO2 + HNO3 = HMnO4 + PbSO4 + Pb(NO3)2 + H2O =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 2 PbSO4 + 3 Pb(NO3)2 + 2 H2O
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
Al2(SO4)3 + K2CO3 = Al2(CO3)3 + K2(SO4) =>
Al2(SO4)3 + 3 K2CO3 = Al2(CO3)3 + 3 K2(SO4)
CH3SH + CO = CH3COSCH3 + H2S =>
2 CH3SH + CO = CH3COSCH3 + H2S
Zn(aq) + PbSo4(aq) = ZnSo4(aq) + Pb(aq) =>
Zn(aq) + PbSo4(aq) = ZnSo4(aq) + Pb(aq)
NiCl2 + NaHCO3 = NiCO3 + NaHCl2 =>
NiCl2 + NaHCO3 = NiCO3 + NaHCl2
Fe2O3 + KCN + HCl = K3[Fe(CN)6] + KCl + H2O =>
Fe2O3 + 12 KCN + 6 HCl = 2 K3[Fe(CN)6] + 6 KCl + 3 H2O
Fe + S = FeS =>
Fe + S = FeS
KNa(OH)2 + H2CO3 = KNaCO3 + H2O =>
KNa(OH)2 + H2CO3 = KNaCO3 + 2 H2O
C8H10(s) + KMnO4(aq) = C7H5O2K(aq) + K2CO3(s) + MnO2(s) + H2O(l) =>
3 C8H10(s) + 22 KMnO4(aq) = 2 C7H5O2K(aq) + 10 K2CO3(s) + 22 MnO2(s) + 10 H2O(l)
Sr(NO3)2 + Al(NO3)3*9H2O + CH4N2O + Mg(NO3)2 = SrMgAl10O17 + CO2 + H2O + N2 =>
3 Sr(NO3)2 + 30 Al(NO3)3*9H2O + 85 CH4N2O + 3 Mg(NO3)2 = 3 SrMgAl10O17 + 85 CO2 + 440 H2O + 136 N2
Te + KOH = K2Te + K2TeO3 + H2O =>
3 Te + 6 KOH = 2 K2Te + K2TeO3 + 3 H2O
K3AsO3 + H2S + HCl = As2S3 + KCl + H2O =>
2 K3AsO3 + 3 H2S + 6 HCl = As2S3 + 6 KCl + 6 H2O
Fe2O3 + NaNO3 + NaH = Na2FeO4 + NaNO2 + H2O =>
Fe2O3 + 7 NaNO3 + 4 NaH = 2 Na2FeO4 + 7 NaNO2 + 2 H2O
BaSO4 + H2 = BaS + H2O =>
BaSO4 + 4 H2 = BaS + 4 H2O
H2SO4 + Al(OH)Cl2 = Al2(SO4)3 + HCl + H2O =>
3 H2SO4 + 2 Al(OH)Cl2 = Al2(SO4)3 + 4 HCl + 2 H2O
PH3(g) + O2(g) = H2O(l) + P4O10(s) =>
4 PH3(g) + 8 O2(g) = 6 H2O(l) + P4O10(s)
Ag + CuS = Cu + Ag2S =>
2 Ag + CuS = Cu + Ag2S
Fe2O3 + KOH = Fe2OH + KO3 =>
Fe2O3 + KOH = Fe2OH + KO3
Cr2O7{-2} + H{+} + Fe{+2} = Fe{3+} + Cr + H2O =>
Cr2O7{-2} + 14 H{+} + 12 Fe{+2} = 12 Fe{3+} + 2 Cr + 7 H2O
BH4 + H2O = H3BO3 + H =>
BH4 + 3 H2O = H3BO3 + 7 H
Al2(HPO4)3 + NaOH = Al(OH)3 + Na2HPO4 =>
Al2(HPO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2HPO4
I2 + SO2 + H2O = I{-} + SO4{2-} + H{+} =>
I2 + SO2 + 2 H2O = 2 I{-} + SO4{2-} + 4 H{+}
NaCI + K2SO4 = KCI + Na2SO4 =>
2 NaCI + K2SO4 = 2 KCI + Na2SO4
C9H20 + O2(g) = CO2 + H2O =>
C9H20 + 14 O2(g) = 9 CO2 + 10 H2O
Li2SO4 = Li2SO3 + O2 =>
2 Li2SO4 = 2 Li2SO3 + O2
C10H15NO + O2 = CO2 + H2O + NO2 =>
4 C10H15NO + 57 O2 = 40 CO2 + 30 H2O + 4 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/05/24
Équations équilibrées sur09/04/23
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