| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Nb2VN2F2 = 6 NbN + 4 VN + 2 Nb2F5 + V
AgNO3 + Pb(NO3)2 = Ag(NO3)3 + Pb =>
AgNO3 + Pb(NO3)2 = Ag(NO3)3 + Pb
H3PO4(aq) + Ba(OH)2(aq) = Ba3(PO4)2(s) + HOH(l) =>
2 H3PO4(aq) + 3 Ba(OH)2(aq) = Ba3(PO4)2(s) + 6 HOH(l)
Ba(NO3)2 + AgNO3 = BaAg + NO3 =>
Ba(NO3)2 + AgNO3 = BaAg + 3 NO3
PCl3 + H2O = H3PO4 + H2 + Cl2 =>
2 PCl3 + 8 H2O = 2 H3PO4 + 5 H2 + 3 Cl2
AgH2PO2 + H2O = Ag + H3PO4 + H2 =>
2 AgH2PO2 + 4 H2O = 2 Ag + 2 H3PO4 + 3 H2
H2SO4 + NH(CH3)2 = H2SO4NH(CH3)2 =>
H2SO4 + NH(CH3)2 = H2SO4NH(CH3)2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Zn(H2O)2(OH)4{2-} + Na{+} + H2O = Zn(H2O)4(OH)2 + NaOH =>
Zn(H2O)2(OH)4{2-} + 2 Na{+} + 2 H2O = Zn(H2O)4(OH)2 + 2 NaOH
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2CrO4 + MnSO4 + CO2 + KNO3 + K2SO4 + HOH =>
5[Cr(N2H4CO)6]4[Cr(CN)6]3 + 588 KMnO4 + 682 H2SO4 = 35 K2CrO4 + 588 MnSO4 + 210 CO2 + 330 KNO3 + 94 K2SO4 + 922 HOH
BaO + SO2 = BaSO3 =>
BaO + SO2 = BaSO3
H2PtCl6 + KJ = K2PtCl4 + HCl + J2 =>
H2PtCl6 + 2 KJ = K2PtCl4 + 2 HCl + J2
K2CrO4 + BaCl2 = KCl + BaCrO4 =>
K2CrO4 + BaCl2 = 2 KCl + BaCrO4
CH3COOH + K2CO3 = CH3COOK + H2 + CO2 =>
5 CH3COOH + 2 K2CO3 = 4 CH3COOK + 4 H2 + 4 CO2
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
LiClO3 + Be3(PO3)2 = Be(ClO3)2 + Li3PO3 =>
6 LiClO3 + Be3(PO3)2 = 3 Be(ClO3)2 + 2 Li3PO3
Ga(s) + HCl(aq) = GaCl2(aq) + H2(g) =>
Ga(s) + 2 HCl(aq) = GaCl2(aq) + H2(g)
C5H10O5 = C2H6O + CO2 =>
3 C5H10O5 = 5 C2H6O + 5 CO2
AlOHCl2 + Mg(OH)2 = Al(OH)3 + MgCl2 =>
AlOHCl2 + Mg(OH)2 = Al(OH)3 + MgCl2
Cr2(CO3)3 + HCl = H2O + CO2 + CrCl3 =>
Cr2(CO3)3 + 6 HCl = 3 H2O + 3 CO2 + 2 CrCl3
HIO3 + KMnO4 + HCl = IO3 + MnCl2 + H2O + KCl =>
5 HIO3 + KMnO4 + 3 HCl = 5 IO3 + MnCl2 + 4 H2O + KCl
Na2O2 + HBr = NaBr + Br2 + H2O =>
Na2O2 + 4 HBr = 2 NaBr + Br2 + 2 H2O
CaCO3 + SO3NH3 = Ca + CO2 + H2O + SO3H + N =>
CaCO3 + SO3NH3 = Ca + CO2 + H2O + SO3H + N
CuI2 + HNO3 = Cu(NO3)2 + HI =>
CuI2 + 2 HNO3 = Cu(NO3)2 + 2 HI
[NH2CSNH2] + CuSO4 + H2O = [Cu(NH2CSNH2)3]2SO4 + H3O{+} + SO4{-}2 + C2S2N4H6 =>
14[NH2CSNH2] + 4 CuSO4 + 2 H2O = 2[Cu(NH2CSNH2)3]2SO4 + 2 H3O{+} + 2 SO4{-}2 + C2S2N4H6
KOH + CO2 = K2CO3 + H2O =>
2 KOH + CO2 = K2CO3 + H2O
BaS(aq) + CaSO4(aq) = BaSO4(s) + SCa(aq) =>
BaS(aq) + CaSO4(aq) = BaSO4(s) + SCa(aq)
ICl3 + NaOH = I2O3 + HCl + NaCl =>
2 ICl3 + 3 NaOH = I2O3 + 3 HCl + 3 NaCl
HClO4(aq) + LiOH(aq) = LiClO4 + H2O(l) =>
HClO4(aq) + LiOH(aq) = LiClO4 + H2O(l)
H4P2O7 = P2O5 + H3PO4 =>
3 H4P2O7 = P2O5 + 4 H3PO4
NaOH + Zn(NO3)2 = NaNO3 + Zn(OH)2 =>
2 NaOH + Zn(NO3)2 = 2 NaNO3 + Zn(OH)2
Cr2O3 + Na2(CO3) + O2 = Na2CrO4 + CO2 =>
2 Cr2O3 + 4 Na2(CO3) + 3 O2 = 4 Na2CrO4 + 4 CO2
K2CO3 + SiO2 = K2O*SiO2 + CO2 =>
K2CO3 + SiO2 = K2O*SiO2 + CO2
NaCl + C20H14O4 = C20H14O4NaCl =>
NaCl + C20H14O4 = C20H14O4NaCl
Ca + Ag2SO4 = CaSO4 + Ag =>
Ca + Ag2SO4 = CaSO4 + 2 Ag
CO2(g) + H2O(l) = C6H12O6 + O2 =>
6 CO2(g) + 6 H2O(l) = C6H12O6 + 6 O2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Na2WO4*2H2O + Cu(NO3)2*3H2O = CuWO4 + NaNO3 + H2O =>
Na2WO4*2H2O + Cu(NO3)2*3H2O = CuWO4 + 2 NaNO3 + 5 H2O
C2H4 + Cl2 = C2Cl4 + HCl =>
C2H4 + 4 Cl2 = C2Cl4 + 4 HCl
K2O + HCI = KCI + H2O =>
K2O + 2 HCI = 2 KCI + H2O
Fe(OH)3 + (CO2H)2 + K2CO3 = K3FeC6O12 + H2O + CO2 =>
2 Fe(OH)3 + 6(CO2H)2 + 3 K2CO3 = 2 K3FeC6O12 + 9 H2O + 3 CO2
AgNO3(aq) + CrI2(aq) = AgI(s) + Cr(NO3)2(aq) =>
2 AgNO3(aq) + CrI2(aq) = 2 AgI(s) + Cr(NO3)2(aq)
H2S + HCl = H2 + S2Cl2 =>
2 H2S + 2 HCl = 3 H2 + S2Cl2
Al + NaOH = Al((OH)4) + Na =>
Al + 4 NaOH = Al((OH)4) + 4 Na
ZnS + BaCl2 = BaS + ZnCl2 =>
ZnS + BaCl2 = BaS + ZnCl2
H2SO4 + ZnO = ZnSO4 + H2O =>
H2SO4 + ZnO = ZnSO4 + H2O
Mg2 + H(NO3) = Mg(NO3)2 + H2 =>
Mg2 + 4 H(NO3) = 2 Mg(NO3)2 + 2 H2
H2S + NaOH = Na + S + H2O =>
H2S + 2 NaOH = 2 Na + S + 2 H2O
Ca(OH)2 + PbO2 = Pb(OH)4 + CaO =>
2 Ca(OH)2 + PbO2 = Pb(OH)4 + 2 CaO
C2H5OH + CH2COOCH = CH3COOC2H5 + H2O =>
8 C2H5OH + 4 CH2COOCH = 7 CH3COOC2H5 + 2 H2O
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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