| Équations équilibrées la veille | Équations équilibrées le lendemain |
HC2H3O2 + NaOH = H2O + NaC2H3O2
S2{-} + Br2 + OH{-} = SO4{2-} + Br{-} + H2O =>
2 S2{-} + 13 Br2 + 32 OH{-} = 4 SO4{2-} + 26 Br{-} + 16 H2O
CH3CHO + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO)3 + H2O =>
12 CH3CHO + K2Cr2O7 + 4 H2SO4 = 12 CH3COOH + K2SO4 + Cr2(SO)3 + 4 H2O
CaPO4 + H2SO4 = CaSO4 + H2PO4 =>
CaPO4 + H2SO4 = CaSO4 + H2PO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO3(l) + Cu(s) = Cu(NO3)2(s) + H2O(l) + NO(l) =>
8 HNO3(l) + 3 Cu(s) = 3 Cu(NO3)2(s) + 4 H2O(l) + 2 NO(l)
C32H66 + O2 = CO2 + H2O =>
2 C32H66 + 97 O2 = 64 CO2 + 66 H2O
KNO3 + NH4CI = KCI + NH4NO3 =>
KNO3 + NH4CI = KCI + NH4NO3
Na2CO3 + HCl + O2 = Na2CO3HClO2 =>
Na2CO3 + HCl + O2 = Na2CO3HClO2
He + S = HeS =>
He + S = HeS
C2H5OH + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
KNO3 + CaCl2 = KCl + Ca(NO3)2 =>
2 KNO3 + CaCl2 = 2 KCl + Ca(NO3)2
NaNO3 + NaI + H2SO4 = NO + I2 + Na2SO4 + H2O =>
2 NaNO3 + 6 NaI + 4 H2SO4 = 2 NO + 3 I2 + 4 Na2SO4 + 4 H2O
Cr(OH)3 + CaO = Ca(OH) + CrO3 =>
Cr(OH)3 + 3 CaO = 3 Ca(OH) + CrO3
B2Cl6 + O2 = BO2 + Cl2 =>
B2Cl6 + 2 O2 = 2 BO2 + 3 Cl2
C5H10H + O2 = CO2 + H2O =>
4 C5H10H + 31 O2 = 20 CO2 + 22 H2O
HBrO3 + H2S = S + HBr + H2O =>
HBrO3 + 3 H2S = 3 S + HBr + 3 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Al + CuCl2 = AlCuCl2 =>
Al + CuCl2 = AlCuCl2
KI(aq) + Mg(NO3)2(aq) = MgI2(aq) + KNO3(aq) =>
2 KI(aq) + Mg(NO3)2(aq) = MgI2(aq) + 2 KNO3(aq)
C6H14(g) + O2 = CO2(g) + H2O =>
2 C6H14(g) + 19 O2 = 12 CO2(g) + 14 H2O
S6O6{-2} + MnO4{-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
5 S6O6{-2} + 26 MnO4{-} + 28 H{+} = 26 Mn{2+} + 30 SO4{2-} + 14 H2O
AlBr3(aq) + Cl2(g) = AlCl3(g) + Br2(l) =>
2 AlBr3(aq) + 3 Cl2(g) = 2 AlCl3(g) + 3 Br2(l)
NaOH + HCl = NaClHOH =>
NaOH + HCl = NaClHOH
Ca + P = CaP =>
Ca + P = CaP
C20H14O4 + Na = H2 + NaC20H13O4 =>
2 C20H14O4 + 2 Na = H2 + 2 NaC20H13O4
CH3COO4CH9 + [O] = CO2 + H2O =>
CH3COO4CH9 + 7[O] = 3 CO2 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
V2O5 + Na2SO3 = V2O3 + Na2SO4 =>
V2O5 + 2 Na2SO3 = V2O3 + 2 Na2SO4
Ca{+2} + HCO3{-} + CH3COOH = Ca(CH3COO)2 + H2O + CO2 =>
Ca{+2} + 2 HCO3{-} + 2 CH3COOH = Ca(CH3COO)2 + 2 H2O + 2 CO2
Na2Br + KCl = NaCl + K2Br =>
Na2Br + 2 KCl = 2 NaCl + K2Br
Zn(NO3)2 + Na2S = S(NO3)2 + Na2Zn =>
Zn(NO3)2 + Na2S = S(NO3)2 + Na2Zn
Cl2 + K2CO3 = KClO + KCl + CO2 =>
Cl2 + K2CO3 = KClO + KCl + CO2
(NH4)2(CrO4) + Al(ClO4)3 = (NH4)(ClO4) + Al2(CrO4)3 =>
3(NH4)2(CrO4) + 2 Al(ClO4)3 = 6(NH4)(ClO4) + Al2(CrO4)3
B2O2 + H2O = H2B2O3 =>
B2O2 + H2O = H2B2O3
Ca(OH)2 + H3PO4 = H(OH) + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3PO4 = 6 H(OH) + Ca3(PO4)2
Fe(NO3)2 + K2Cr2O7 + HNO3 = Fe(NO3)3 + Cr(NO3)3 + H2O + KNO3 =>
6 Fe(NO3)2 + K2Cr2O7 + 14 HNO3 = 6 Fe(NO3)3 + 2 Cr(NO3)3 + 7 H2O + 2 KNO3
Cr(NO3)2 + HCl + HgCl2 = CrCl3 + Hg2Cl2 + HNO3 =>
2 Cr(NO3)2 + 4 HCl + 2 HgCl2 = 2 CrCl3 + Hg2Cl2 + 4 HNO3
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Na3AsO4 + HI = H3AsO4 + NaI =>
Na3AsO4 + 3 HI = H3AsO4 + 3 NaI
Mg(OH)2 + H2SO3 = MgSO3 + H2O =>
Mg(OH)2 + H2SO3 = MgSO3 + 2 H2O
Na(SO4)2 = Na + SO4 =>
Na(SO4)2 = Na + 2 SO4
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
ZnCO3(s)H2SO4(aq) = ZnSO4(aq)H2O(l)CO2(g) =>
ZnCO3(s)H2SO4(aq) = ZnSO4(aq)H2O(l)CO2(g)
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
AgNO3 + Li2O = LiNO3 + Ag2O =>
2 AgNO3 + Li2O = 2 LiNO3 + Ag2O
KI2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + I2 + H2O =>
5 KI2 + KMnO4 + 4 H2SO4 = 3 K2SO4 + MnSO4 + 5 I2 + 4 H2O
Nd2(SO4)3 + NaOH = Nd(OH)3 + Na2SO4 =>
Nd2(SO4)3 + 6 NaOH = 2 Nd(OH)3 + 3 Na2SO4
N2H5{+} + Fe(CN)6{3-} = N2 + H{+} + Fe(CN)6{4-} =>
N2H5{+} + 4 Fe(CN)6{3-} = N2 + 5 H{+} + 4 Fe(CN)6{4-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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