| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 10 NaNO2 + 8 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 10 NO2 + 8 H2O
Na2S + K = KS + Na =>
Na2S + K = KS + 2 Na
Na + CH3CH2OH = CH3CH2ONa + H2 =>
2 Na + 2 CH3CH2OH = 2 CH3CH2ONa + H2
C(s) + SO2(g) = CO(g) + CS2(l) =>
5 C(s) + 2 SO2(g) = 4 CO(g) + CS2(l)
KCl + H2SO4 + PbO2 = Cl2 + K2SO4 + PbSO4 + H2O =>
2 KCl + 2 H2SO4 + PbO2 = Cl2 + K2SO4 + PbSO4 + 2 H2O
C6H10 + KMnO4 + H2SO4 = C6H10O4 + K4SO4 + MnSO4 + H2O =>
11 C6H10 + 16 KMnO4 + 20 H2SO4 = 11 C6H10O4 + 4 K4SO4 + 16 MnSO4 + 20 H2O
N2 + Cu4 = NCu2 =>
N2 + Cu4 = 2 NCu2
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
Ba(OH)2 + H16O8NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2 + 2 H16O8NH4SCN = Ba(SCN)2 + 18 H2O + 2 NH3
NaH2PO2 + NiCl2 + NaOH = Ni + NaHPO3 + NaCl + H2O =>
2 NaH2PO2 + 3 NiCl2 + 6 NaOH = 3 Ni + 2 NaHPO3 + 6 NaCl + 4 H2O
F2 + CO3 = FO2 + C =>
3 F2 + 4 CO3 = 6 FO2 + 4 C
NH3 + CH3COOH = NH4COOCH3 =>
NH3 + CH3COOH = NH4COOCH3
MgO + NaOH = Na2MgO2 + H2O =>
MgO + 2 NaOH = Na2MgO2 + H2O
KOH + PbS = KS + OH + Pb =>
KOH + PbS = KS + OH + Pb
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
HClO4(l) + P4O10(s) = H3PO4(l) + Cl2O7(l) =>
12 HClO4(l) + P4O10(s) = 4 H3PO4(l) + 6 Cl2O7(l)
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
(NH4)3S + Sr = Sr(NH4)2 + S =>
2(NH4)3S + 3 Sr = 3 Sr(NH4)2 + 2 S
KMnO4 + H2SO4 + NaSCN = K2SO4 + MnSO4 + HCN + Na2SO4 + H2O =>
12 KMnO4 + 13 H2SO4 + 10 NaSCN = 6 K2SO4 + 12 MnSO4 + 10 HCN + 5 Na2SO4 + 8 H2O
Be4 = Be5 =>
5 Be4 = 4 Be5
Pb(NO3)2 + K2PO4 = PbPO4 + KNO3 =>
Pb(NO3)2 + K2PO4 = PbPO4 + 2 KNO3
H2O + Cl = OHCl + HCl =>
H2O + 2 Cl = OHCl + HCl
Mn2O7 + NaO = Na(MnO4)2 =>
Mn2O7 + NaO = Na(MnO4)2
C8OH14 + BH4 = BO4C32H60 =>
4 C8OH14 + BH4 = BO4C32H60
KI + Pb(NO*3) = PbI*2 + KNO*3 =>
KI + Pb(NO*3) = PbI*2 + KNO*3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Na(OH) + H2O = HNa + OH =>
Na(OH) + H2O = HNa + 2 OH
Fe(SO) + Ca(NO) = Fe(NO) + CaSO =>
Fe(SO) + Ca(NO) = Fe(NO) + CaSO
Al(OH)3 + Ca3(PO4)2 = Al(PO4)2 + Ca3(OH)3 =>
Al(OH)3 + Ca3(PO4)2 = Al(PO4)2 + Ca3(OH)3
NaCl + MnO2 + H2SO4 = Cl + MnSO4 + Na2SO4 + H2O =>
2 NaCl + MnO2 + 2 H2SO4 = 2 Cl + MnSO4 + Na2SO4 + 2 H2O
Be4 = Be5 =>
5 Be4 = 4 Be5
SiO2 + C2 = SiC + CO =>
2 SiO2 + 3 C2 = 2 SiC + 4 CO
Na2WO4 + NH3 + H2O + Na2S = (NH4)2WS4 + NaOH =>
Na2WO4 + 2 NH3 + 6 H2O + 4 Na2S = (NH4)2WS4 + 10 NaOH
XKBr + CaS = XCaBr + KS =>
XKBr + CaS = XCaBr + KS
F + MgCl2 = FCl2 + Mg =>
F + MgCl2 = FCl2 + Mg
Ba(OH)2 + (NH4)2C2O4 = NH4OH + BaC2O4 =>
Ba(OH)2 + (NH4)2C2O4 = 2 NH4OH + BaC2O4
FeSO4 + KI = Fe + I2 + K2SO4 =>
FeSO4 + 2 KI = Fe + I2 + K2SO4
(NH4)2SiF6 + H2O = H2SiF6 + NH4OH =>
(NH4)2SiF6 + 2 H2O = H2SiF6 + 2 NH4OH
C20H12O5 + NaOH = C20H10Na2O5 + H2O =>
C20H12O5 + 2 NaOH = C20H10Na2O5 + 2 H2O
NaPO3 + FeSO4 = NaFePO4 + SO3 =>
NaPO3 + FeSO4 = NaFePO4 + SO3
HC2H3O2 + Mg(OH)2 = MgC2H3O2 + H2O + OH =>
HC2H3O2 + Mg(OH)2 = MgC2H3O2 + H2O + OH
(H2SO4)2 + (NaOH)3 = Na2SO4 + H2O =>
3(H2SO4)2 + 4(NaOH)3 = 6 Na2SO4 + 12 H2O
K2Cr2O7 + K3AsO3 + H2SO4 = Cr2(SO4)3 + K3AsO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 K3AsO3 + 4 H2SO4 = Cr2(SO4)3 + 3 K3AsO4 + K2SO4 + 4 H2O
KMnO4 + HCl = K5Cl + MnCl2 + H2O + Cl2 =>
10 KMnO4 + 80 HCl = 2 K5Cl + 10 MnCl2 + 40 H2O + 29 Cl2
Cr + Ag = CrAg =>
Cr + Ag = CrAg
(Na2CO3)2*(NaHCO3)3 = (H2O) + CO2 + (Na2CO3) =>
2(Na2CO3)2*(NaHCO3)3 = 3(H2O) + 3 CO2 + 7(Na2CO3)
KOH + PbS = KS + OH + Pb =>
KOH + PbS = KS + OH + Pb
HI(aq) + Ca(HCO3)2(aq) = Ca(s) + HI(HCO3)(aq) =>
2 HI(aq) + Ca(HCO3)2(aq) = Ca(s) + 2 HI(HCO3)(aq)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H2O + Cl = OHCl + HCl =>
H2O + 2 Cl = OHCl + HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/23
Équations équilibrées sur12/23/22
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