| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Na2CO3 + 2 C6H8O7 = 3 H2O + 3 CO2 + 2 Na3C6H5O7
CoCl2(aq) + KI(aq) = CoI(aq) + KCl2(aq) =>
CoCl2(aq) + KI(aq) = CoI(aq) + KCl2(aq)
C6H5CH2OH + KMnO4 = C6H5CHO + KOH + H2O + MnO2 =>
3 C6H5CH2OH + 2 KMnO4 = 3 C6H5CHO + 2 KOH + 2 H2O + 2 MnO2
BaCl2 + H3PO4 = (Ba)3(PO4)2 + HCl =>
3 BaCl2 + 2 H3PO4 = (Ba)3(PO4)2 + 6 HCl
C4H6NO3 + O2 = NH3 + H2O + CO2 =>
4 C4H6NO3 + 13 O2 = 4 NH3 + 6 H2O + 16 CO2
(NH4)2Cr2O7 + KOH = K2CrO4 + NH3 + H2O =>
(NH4)2Cr2O7 + 4 KOH = 2 K2CrO4 + 2 NH3 + 3 H2O
Ba + Na2CO3 = Na + Ba(CO3)2 =>
Ba + 2 Na2CO3 = 4 Na + Ba(CO3)2
Li2O2 = Li2O + O =>
Li2O2 = Li2O + O
NaOH + P2O5 = NaH2PO4 + Na2HPO4 =>
3 NaOH + P2O5 = NaH2PO4 + Na2HPO4
MnO2 + NO2{-} + H{+} = MnO4{-} + NO + H2O =>
MnO2 + 3 NO2{-} + 2 H{+} = MnO4{-} + 3 NO + H2O
C250 + H502 = CH =>
251 C250 + 125 H502 = 62750 CH
H2CO + SO3{-2} + H{+} = H2S + CO2 + H2O =>
3 H2CO + 2 SO3{-2} + 4 H{+} = 2 H2S + 3 CO2 + 3 H2O
AgNO3 + BaO2 = BaNO3 + Ag + O2 =>
AgNO3 + BaO2 = BaNO3 + Ag + O2
Fe2O3 + NaHCO3 = Fe(HCO3)3 + Na2O =>
Fe2O3 + 6 NaHCO3 = 2 Fe(HCO3)3 + 3 Na2O
C10H16N2O8 + NaOH + ZnO = C10H12N2O8Na2Zn*2H2O + H2O =>
C10H16N2O8 + 2 NaOH + ZnO = C10H12N2O8Na2Zn*2H2O + H2O
MnO2 + KClO3 = MnKClO + O2 =>
MnO2 + KClO3 = MnKClO + 2 O2
NO2 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + N2O5 =>
10 NO2 + 2 KMnO4 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 N2O5
C9 + H8 + O2 = C8H8CO3 =>
2 C9 + 2 H8 + 3 O2 = 2 C8H8CO3
Na2CO3NaCl = Na2ClNaCO3 =>
Na2CO3NaCl = Na2ClNaCO3
C2H2 + KMnO4 = (COOK)2 + KOH + MnO2 + H2O =>
3 C2H2 + 8 KMnO4 = 3(COOK)2 + 2 KOH + 8 MnO2 + 2 H2O
SrSe + (NH4)2Te = SrTe + (NH4)2Se =>
SrSe + (NH4)2Te = SrTe + (NH4)2Se
Potassiumcarbonate + nitricacid = potassiumnitrate + water + carbondioxide =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
C6H8O7 + Fe = C6H6O6Fe + H2O =>
C6H8O7 + Fe = C6H6O6Fe + H2O
C + NaI = NaCI =>
C + NaI = NaCI
Na + CO3 + HCl = NaCl + CO2 + H2O =>
2 Na + CO3 + 2 HCl = 2 NaCl + CO2 + H2O
CO + HCl = COCl2 + H2 =>
CO + 2 HCl = COCl2 + H2
Rb + Br2 = Rb2Br =>
4 Rb + Br2 = 2 Rb2Br
NaBr + O2 = NaO + Br =>
2 NaBr + O2 = 2 NaO + 2 Br
K + H2O = KO + H2 =>
K + H2O = KO + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al(s) + H2O(g) = Al(OH)3 + H2(g) =>
2 Al(s) + 6 H2O(g) = 2 Al(OH)3 + 3 H2(g)
Na2S2O3 + KBrO3 + HCl = Na2S4O6 + NaCl + Br2 + KCl + H2O =>
10 Na2S2O3 + 2 KBrO3 + 12 HCl = 5 Na2S4O6 + 10 NaCl + Br2 + 2 KCl + 6 H2O
Cu + FeCl3 = CuCl2 + FeCl2 =>
Cu + 2 FeCl3 = CuCl2 + 2 FeCl2
Al(s) + Cu(CH3COO)2(aq) = Al(CH3COO)3(aq) + Cu(s) =>
2 Al(s) + 3 Cu(CH3COO)2(aq) = 2 Al(CH3COO)3(aq) + 3 Cu(s)
Pb(NO3)2(aq) + (NH4)3PO4(aq) = Pb3(PO4)2 + (NH4)(NO3)(aq) =>
3 Pb(NO3)2(aq) + 2(NH4)3PO4(aq) = Pb3(PO4)2 + 6(NH4)(NO3)(aq)
KMnO4 + NaSO3 + H2SO4 = K2SO4 + MnSO4 + NaSO4 + H2O =>
2 KMnO4 + 5 NaSO3 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 NaSO4 + 3 H2O
Ba(OH)2 + HBr = Ba(Br)2 + H2O =>
Ba(OH)2 + 2 HBr = Ba(Br)2 + 2 H2O
AsO2{-} + MnO4{-} + H{+} = HAsO4{-} + Mn{2+} + H2O =>
5 AsO2{-} + 3 MnO4{-} + 9 H{+} = 5 HAsO4{-} + 3 Mn{2+} + 2 H2O
Mg + K2CO3 = MgCO3 + K2 =>
Mg + K2CO3 = MgCO3 + K2
C3H5N + H2O + HCl = CH3CH2CO2H + NH4Cl =>
C3H5N + 2 H2O + HCl = CH3CH2CO2H + NH4Cl
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2 =>
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2
PbS(s) + HCl(aq) = PbCl(s) + HS(g) =>
PbS(s) + HCl(aq) = PbCl(s) + HS(g)
NaHCO3(aq) + H2SO4(aq) = NaHSO4(aq) + CO2(g) + H2O(aq) =>
NaHCO3(aq) + H2SO4(aq) = NaHSO4(aq) + CO2(g) + H2O(aq)
CaCO3 + Cl2 = CaCl2 + CO2 + O2 =>
2 CaCO3 + 2 Cl2 = 2 CaCl2 + 2 CO2 + O2
NO2 + Na2SO3 = Na2SO4 + N2 =>
2 NO2 + 4 Na2SO3 = 4 Na2SO4 + N2
KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O
Cr(OH)3 + OCl{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 OCl{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
Na + NH2CH2COOH = NH2CH2COONa + H2 =>
2 Na + 2 NH2CH2COOH = 2 NH2CH2COONa + H2
NaCl + Ag2O4S = Na2SO4 + AgCl =>
2 NaCl + Ag2O4S = Na2SO4 + 2 AgCl
C3H8 + Br2 = C + HBr =>
C3H8 + 4 Br2 = 3 C + 8 HBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/20/24
Équations équilibrées sur06/19/23
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