| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
HCN + NaOH = Na + C + N + H2O =>
HCN + NaOH = Na + C + N + H2O
Pb(OOCCH3)2 + HCl = PbCl2 + CH3COOH =>
Pb(OOCCH3)2 + 2 HCl = PbCl2 + 2 CH3COOH
Ca(H2PO4)2 + Ba(NO3)2 = Ba(H2PO4)2 + Ca(NO3)2 =>
Ca(H2PO4)2 + Ba(NO3)2 = Ba(H2PO4)2 + Ca(NO3)2
K2[MnCl6] + KOH = MnO2 + KCl + H2O =>
K2[MnCl6] + 4 KOH = MnO2 + 6 KCl + 2 H2O
Pb(No3)2 + K2Co3(s) = PbCo3(s) + KNo3(s) =>
Pb(No3)2 + K2Co3(s) = PbCo3(s) + 2 KNo3(s)
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Na2CO3 + Na2S2O3 = CO2 + S + NaO =>
Na2CO3 + Na2S2O3 = CO2 + 2 S + 4 NaO
Cu2Se + O2 = Cu2O + SeO2 =>
2 Cu2Se + 3 O2 = 2 Cu2O + 2 SeO2
NaHC03 + HCl = NaCl + H2C03 =>
NaHC03 + HCl = NaCl + H2C03
NH3 + Cl2 = N2 + NH4Cl =>
8 NH3 + 3 Cl2 = N2 + 6 NH4Cl
Na2S + KMnO4 + HCl = S + NaCl + MnCl2 + KCl + H2O =>
5 Na2S + 2 KMnO4 + 16 HCl = 5 S + 10 NaCl + 2 MnCl2 + 2 KCl + 8 H2O
Ca + NO3 = Ca(NO3) =>
Ca + NO3 = Ca(NO3)
Au + KF = AuF + K =>
Au + KF = AuF + K
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H12 + O2 = HC6H8O4 + H2O =>
4 C6H12 + 11 O2 = 4 HC6H8O4 + 6 H2O
CaOH{2} + HCl = CaCl{2} + H2O =>
CaOH{2} + HCl = CaCl{2} + H2O
HCCl3 + NaOH = CCl2 + NaCl + H2O =>
HCCl3 + NaOH = CCl2 + NaCl + H2O
FeS2 + BaSO4 = FeSO3 + S2 + BaS2 =>
8 FeS2 + 6 BaSO4 = 8 FeSO3 + S2 + 6 BaS2
CH3CH2CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2CH2C(O)OH + Cr{+3} + H2O =>
3 CH3CH2CH2CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3CH2CH2C(O)OH + 4 Cr{+3} + 11 H2O
KClO3 + CO2 = K2O + C(ClO3)4 =>
4 KClO3 + CO2 = 2 K2O + C(ClO3)4
C6H12O6 + K2Cr2O7 + H2SO4 = CO2 + H2O + KCr2(SO4)3 + K2SO4 =>
7 C6H12O6 + 24 K2Cr2O7 + 84 H2SO4 = 42 CO2 + 126 H2O + 24 KCr2(SO4)3 + 12 K2SO4
C6H11O5 + O2 = CO2 + H2O =>
4 C6H11O5 + 25 O2 = 24 CO2 + 22 H2O
H2S + Pb(NO3)2 = PbS(s) + HNO3 =>
H2S + Pb(NO3)2 = PbS(s) + 2 HNO3
Ag3NO4 + NaPO4 = Ag3PO4 + NaNO4 =>
Ag3NO4 + NaPO4 = Ag3PO4 + NaNO4
KOH + I2 + NO3K + H2O = IO3K + NH3 =>
3 KOH + 4 I2 + 5 NO3K + 6 H2O = 8 IO3K + 5 NH3
NaCI + H2SO4 = Na2SO4 + HCI =>
2 NaCI + H2SO4 = Na2SO4 + 2 HCI
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Fe + HCl = Fe2HCl =>
2 Fe + HCl = Fe2HCl
H2SO4 + Cu(NO3)2 = CuSO4 + H2(NO3)2 =>
H2SO4 + Cu(NO3)2 = CuSO4 + H2(NO3)2
Be2C + H2O(l) = Be(OH)2 + CH4(g) =>
Be2C + 4 H2O(l) = 2 Be(OH)2 + CH4(g)
Sn{2+} + IO3{-} + H{+} = Sn{4+} + I2{-} + H2O =>
11 Sn{2+} + 4 IO3{-} + 24 H{+} = 11 Sn{4+} + 2 I2{-} + 12 H2O
Ca(No3)2 + KCl = CaCl2 + KNo3 =>
Ca(No3)2 + 2 KCl = CaCl2 + 2 KNo3
NaClO + CO2 + H2O = Na2CO3 + HClO =>
2 NaClO + CO2 + H2O = Na2CO3 + 2 HClO
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
NaClO + CO2 + H2O = Na2CO3 + HClO =>
2 NaClO + CO2 + H2O = Na2CO3 + 2 HClO
KNO3(aq) + CaCl2(aq) = KCl(s) + Ca(NO3)2(aq) =>
2 KNO3(aq) + CaCl2(aq) = 2 KCl(s) + Ca(NO3)2(aq)
KBr + Pb(NO2)2 = K(NO2) + PbBr2 =>
2 KBr + Pb(NO2)2 = 2 K(NO2) + PbBr2
(NH4)2S + ZnSO4 = (NH4)2SO4 + ZnS =>
(NH4)2S + ZnSO4 = (NH4)2SO4 + ZnS
Li2CO3(aq) + Mg(NO3)2(aq) = LiNO3(aq) + MgCO3(aq) =>
Li2CO3(aq) + Mg(NO3)2(aq) = 2 LiNO3(aq) + MgCO3(aq)
AgNO3 + NaCI = AgCI + NaNO3 =>
AgNO3 + NaCI = AgCI + NaNO3
CdCO3 = CdO + CO2 =>
CdCO3 = CdO + CO2
HNO3 + Cu = Cu(NO3)2 + H2O + NO2 =>
4 HNO3 + Cu = Cu(NO3)2 + 2 H2O + 2 NO2
Fe(s) + TiCl4(aq) = Ti(s) + FeCl3(aq) =>
4 Fe(s) + 3 TiCl4(aq) = 3 Ti(s) + 4 FeCl3(aq)
O2(g) + NaI(aq) = NaO + I =>
O2(g) + 2 NaI(aq) = 2 NaO + 2 I
Na2S + FeS2 = FeS + NaS =>
Na2S + FeS2 = FeS + 2 NaS
AgNO3 + Na3(CO3) = AgCO3 + Na3NO3 =>
AgNO3 + Na3(CO3) = AgCO3 + Na3NO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
HCl + H2O = HClH2O =>
HCl + H2O = HClH2O
HCl(aq) + K2SO3(aq) = H2SO3(g) + KCl(aq) =>
2 HCl(aq) + K2SO3(aq) = H2SO3(g) + 2 KCl(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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