| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + 2 C(H4) = 2 HCN + 2(H2)O + (H2)
PbO2(s) + HCOOH(aq) = [Pb(OOCH)2](aq) + H2O(l) + CO2 =>
PbO2(s) + 3 HCOOH(aq) = [Pb(OOCH)2](aq) + 2 H2O(l) + CO2
CH2CHCHO + K2Cr2O7 + H2SO4 = CH2CHCOOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH2CHCHO + K2Cr2O7 + 4 H2SO4 = 3 CH2CHCOOH + K2SO4 + Cr2(SO4)3 + 4 H2O
NaCl + CaSO4 = CaCl2 + Na2 + SO4 =>
2 NaCl + CaSO4 = CaCl2 + Na2 + SO4
Mg2 + F2 = Mg2F =>
2 Mg2 + F2 = 2 Mg2F
K2CrO4 + NaOH = KOH + Na2CrO4 =>
K2CrO4 + 2 NaOH = 2 KOH + Na2CrO4
KOH + BeO = K2O + Be(OH)2 =>
2 KOH + BeO = K2O + Be(OH)2
Ag3(AsO4) + Ba(NO3)2 = Ag(NO3) + Ba3(AsO4)2 =>
2 Ag3(AsO4) + 3 Ba(NO3)2 = 6 Ag(NO3) + Ba3(AsO4)2
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
CaI2 + MgCl2 = CaCl2 + MgI2 =>
CaI2 + MgCl2 = CaCl2 + MgI2
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
H2SO4(ac) + Au = Au(SO4)2 + H2 =>
2 H2SO4(ac) + Au = Au(SO4)2 + 2 H2
Cu(OH)2 + HC2H3O2 = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 2 HC2H3O2 = Cu(C2H3O2)2 + 2 H2O
C5H6 + C4H2O3 = C9H8O3 =>
C5H6 + C4H2O3 = C9H8O3
(NH4)3PO4 + AlBr3 = AlPO4 + BrNH4 =>
(NH4)3PO4 + AlBr3 = AlPO4 + 3 BrNH4
NaH2CO3 + C5H7O5COOH = C5H7O5COONa + H2O + CO2 =>
18 NaH2CO3 + 17 C5H7O5COOH = 18 C5H7O5COONa + 23 H2O + 12 CO2
(NH4)2C + O3 = NH3 + H2O + CO3 =>
3(NH4)2C + 4 O3 = 6 NH3 + 3 H2O + 3 CO3
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na2(HCO3)2 =>
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na2(HCO3)2
H + HI = H2I =>
H + HI = H2I
NaOH + Cu + Cl2 = Cu(OH)2 + NaCl =>
2 NaOH + Cu + Cl2 = Cu(OH)2 + 2 NaCl
PO + H2SO4 = PSO4 + H2O =>
PO + H2SO4 = PSO4 + H2O
LiCl(aq) + CaS(aq) = Li2S + CaCl2 =>
2 LiCl(aq) + CaS(aq) = Li2S + CaCl2
NH4HSO3 + Ba(OH)2 = NH3 + H2O + BaSO3 =>
NH4HSO3 + Ba(OH)2 = NH3 + 2 H2O + BaSO3
[NH4]2SO4 + Ca[OH]2 = NH4OH + CaSO4 =>
[NH4]2SO4 + Ca[OH]2 = 2 NH4OH + CaSO4
GaO = Ga + O2 =>
2 GaO = 2 Ga + O2
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
SH2 + Ba(OH)2 = Ba(HS)2 + HOH =>
2 SH2 + Ba(OH)2 = Ba(HS)2 + 2 HOH
(CuCl2*2H2O) + Fe = Cu + FeCl3 + H2O =>
3(CuCl2*2H2O) + 2 Fe = 3 Cu + 2 FeCl3 + 6 H2O
NH4 + O2 = N2 + H2O =>
2 NH4 + 2 O2 = N2 + 4 H2O
Ba + CN = Ba(CN)2 =>
Ba + 2 CN = Ba(CN)2
K2SO4 + Ba(No3)2 = KNo3 + BaSO4 =>
K2SO4 + Ba(No3)2 = 2 KNo3 + BaSO4
NH4 + (PO4)2 + Ag(NO3)2 = NH4(NO3)3 + Ag(PO4)3 =>
4 NH4 + 9(PO4)2 + 6 Ag(NO3)2 = 4 NH4(NO3)3 + 6 Ag(PO4)3
Fe2S3 + O2 + H2O = Fe(OH)3 + S8 =>
8 Fe2S3 + 12 O2 + 24 H2O = 16 Fe(OH)3 + 3 S8
MgO + HBr = MgBr + Br2 + H2O =>
2 MgO + 4 HBr = 2 MgBr + Br2 + 2 H2O
AgNO3 + NaHS + H2O = Ag2S + NaOH + HNO3 =>
2 AgNO3 + NaHS + H2O = Ag2S + NaOH + 2 HNO3
ZnI2 + K2(CO3) = Zn(CO3) + KI =>
ZnI2 + K2(CO3) = Zn(CO3) + 2 KI
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na2(HCO3)2 =>
Mg(HCO3)2 + Na2CO3 = MgCO3 + Na2(HCO3)2
F2 + C3H8O = HF + CF4 + O =>
10 F2 + C3H8O = 8 HF + 3 CF4 + O
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
Zn(NO3)2 + Na2S2O3 = ZnS2O3 + NaNO3 =>
Zn(NO3)2 + Na2S2O3 = ZnS2O3 + 2 NaNO3
CH3CH2CHOH + O2 = CH3CHO + H2O =>
2 CH3CH2CHOH + O2 = 3 CH3CHO + H2O
NaCN + C2H5OH = NaC2H5 + CNOH =>
NaCN + C2H5OH = NaC2H5 + CNOH
HClO3(aq) + HBr(aq) = HCl(aq) + Br2(g) + H2O(l) =>
HClO3(aq) + 6 HBr(aq) = HCl(aq) + 3 Br2(g) + 3 H2O(l)
SrAl3(PO4)(PO3OH)(OH)6 = Sr + Al + P + O + H =>
SrAl3(PO4)(PO3OH)(OH)6 = Sr + 3 Al + 2 P + 14 O + 7 H
NaOH + H2O + Sn = Na2[Sn(OH)6] + H2 =>
2 NaOH + 4 H2O + Sn = Na2[Sn(OH)6] + 2 H2
NH4Cl(aq) + H2SO4(s) = HCl(aq) + (NH4)2SO4(aq) =>
2 NH4Cl(aq) + H2SO4(s) = 2 HCl(aq) + (NH4)2SO4(aq)
CuSO4(s)*5H2O(s) = CuSO4(s) + H2O(aq) =>
CuSO4(s)*5H2O(s) = CuSO4(s) + 5 H2O(aq)
Cr2O3 + KOH + O2 = K2CrO7 + H2O =>
2 Cr2O3 + 8 KOH + 9 O2 = 4 K2CrO7 + 4 H2O
Ni(NO3)2 + C2H4(NH2)2 = Ni(NH2)2 + C2H4(NO3)2 =>
Ni(NO3)2 + C2H4(NH2)2 = Ni(NH2)2 + C2H4(NO3)2
KBr + KMnO4 + H2SO4 = Br2 + MnSO4 + H2O + K2SO4 =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 8 H2O + 6 K2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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