| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeS + 2 HCl = FeCl2 + H2S
Ag2O = O2 + Ag =>
2 Ag2O = O2 + 4 Ag
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Br2 + O2 = Br2O3 =>
2 Br2 + 3 O2 = 2 Br2O3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NH4(NO2) = N2 + H2O =>
NH4(NO2) = N2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
ZnCuCl2 = ZnCl2Cu =>
ZnCuCl2 = ZnCl2Cu
O3 + MnO2 + NaOH = Na2MnO4 + H2O =>
O3 + 3 MnO2 + 6 NaOH = 3 Na2MnO4 + 3 H2O
K4[Cd(OH)6] + HCl = KCl + Cd(OH)2 + H2O =>
K4[Cd(OH)6] + 4 HCl = 4 KCl + Cd(OH)2 + 4 H2O
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
Mg(NH3)2 = Mg(NH2)2 + H2 =>
Mg(NH3)2 = Mg(NH2)2 + H2
CaCo3 + NaOH = Ca(OH)2 + Na2Co3 =>
CaCo3 + 2 NaOH = Ca(OH)2 + Na2Co3
Na2SO4 + Ag(NO3)2 = Na2(NO3)2 + AgSO4 =>
Na2SO4 + Ag(NO3)2 = Na2(NO3)2 + AgSO4
SnBr4 + H2S = SnS2 + HBr =>
SnBr4 + 2 H2S = SnS2 + 4 HBr
Ca + MgO = CaO + Mg =>
Ca + MgO = CaO + Mg
C6H5CH3 + HNO2 = C6H2(NO2)3CH3 + H2 =>
C6H5CH3 + 3 HNO2 = C6H2(NO2)3CH3 + 3 H2
HNO3 = HOH + N2O5 =>
2 HNO3 = HOH + N2O5
NaOH + Cl2 = NaCl + HClO =>
NaOH + Cl2 = NaCl + HClO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K + H2O = KH + O2 =>
4 K + 2 H2O = 4 KH + O2
NaCO3CaCl2 = NaCl2CO3Ca =>
NaCO3CaCl2 = NaCl2CO3Ca
KCrO2 + KClO3 + KOH = K2CrO4 + KCl + H2 =>
6 KCrO2 + 2 KClO3 + 6 KOH = 6 K2CrO4 + 2 KCl + 3 H2
Pt + H3PO4 = PtPO4 + H2 =>
2 Pt + 2 H3PO4 = 2 PtPO4 + 3 H2
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
CuSO4 + Mg(NO3)2 = Cu(NO3)2 + MgSO4 =>
CuSO4 + Mg(NO3)2 = Cu(NO3)2 + MgSO4
CuSO4 + BaCl2 = BaSO4 + CuCl2 =>
CuSO4 + BaCl2 = BaSO4 + CuCl2
FeCl2 + KMnO4 + HCl = FeCl3 + KCl + H2O + MnCl2 =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + KCl + 4 H2O + MnCl2
H2SO4(aq)Na2CO3(s) = Na2SO4(aq)H2OCO2(g) =>
H2SO4(aq)Na2CO3(s) = Na2SO4(aq)H2OCO2(g)
H2S + Ca(OH)2 = H2O + CaS =>
H2S + Ca(OH)2 = 2 H2O + CaS
KOH + Br2 = KBr + H2O + KBrO =>
2 KOH + Br2 = KBr + H2O + KBrO
CaOH + H3PO4 = CaPO4 + OHH3 =>
CaOH + H3PO4 = CaPO4 + OHH3
Fe + K2Cr2O7 + HCl = CrCl3 + KCl + FeCl2 + H2O =>
3 Fe + K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 3 FeCl2 + 7 H2O
KNaC4H4O6(aq) + H2O2(l)CoCl2 = CO2(g) + KOH(aq) + NaOH(aq) + H2O(l) + CoCl2(aq) =>
KNaC4H4O6(aq) + 5 H2O2(l)CoCl2 = 4 CO2(g) + KOH(aq) + NaOH(aq) + 6 H2O(l) + 5 CoCl2(aq)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C8H10 + Cl2 = HCl + C =>
C8H10 + 5 Cl2 = 10 HCl + 8 C
Na2CO3 + Na2SO4 = Na4CO3 + SO4 =>
Na2CO3 + Na2SO4 = Na4CO3 + SO4
Ca2 + H2 = CaH2 =>
Ca2 + 2 H2 = 2 CaH2
CuSO4 + PbCl2 = CuCl2 + Pb2(SO4)2 =>
2 CuSO4 + 2 PbCl2 = 2 CuCl2 + Pb2(SO4)2
K2Cr2O7 + KOH + (NH4)2S + H2O = S + NH3 + K3[Cr(OH)6] =>
K2Cr2O7 + 4 KOH + 3(NH4)2S + H2O = 3 S + 6 NH3 + 2 K3[Cr(OH)6]
H2C2O4 + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
5 H2C2O4 + 2 MnO4{-} + 6 H{+} = 10 CO2 + 2 Mn{2+} + 8 H2O
Al + K2Cr2O7 = KAlO2 + Cr + Al2O3 =>
4 Al + K2Cr2O7 = 2 KAlO2 + 2 Cr + Al2O3
Ba(NO3)2K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2K2SO4 = BaSO4 + 2 KNO3
Fe2(CO3)3Au = Fe2Au(CO3)3 =>
Fe2(CO3)3Au = Fe2Au(CO3)3
Ca(OH)2 + Ca(H2PO4)2 = CaHPO4 + H2O =>
Ca(OH)2 + Ca(H2PO4)2 = 2 CaHPO4 + 2 H2O
Cu(NO3)2 + Na2S = Cu2S + Na(NO3)2 =>
2 Cu(NO3)2 + Na2S = Cu2S + 2 Na(NO3)2
C6H6 = HC =>
C6H6 = 6 HC
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2C2O4 + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
5 H2C2O4 + 2 MnO4{-} + 6 H{+} = 10 CO2 + 2 Mn{2+} + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/19/24
Équations équilibrées sur12/19/23
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