| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2 + 3 CH4 = SiC + 2 CO + 6 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C20H24N2O2 + O2 = CO2 + H2O + N2 =>
C20H24N2O2 + 25 O2 = 20 CO2 + 12 H2O + N2
K2Cr2O7 + C2H2O4 = K[Cr(C2O4)2(H2O)2] + H2O + CO2 =>
K2Cr2O7 + 7 C2H2O4 = 2 K[Cr(C2O4)2(H2O)2] + 3 H2O + 6 CO2
CrCl2 + HCl + O2 = CrCl4 + H2O =>
2 CrCl2 + 4 HCl + O2 = 2 CrCl4 + 2 H2O
Cr + FeCl3 = CrCl + FeCl2 =>
Cr + FeCl3 = CrCl + FeCl2
H2CO3 + NaOH = Na{+} + CO3{2-} + H2O =>
H2CO3 + 2 NaOH = 2 Na{+} + CO3{2-} + 2 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Br2 + NaOH = HBr + NaO =>
Br2 + 2 NaOH = 2 HBr + 2 NaO
Ba(C2H3O2)2 + NaOH = Ba(OH)2 + NaC2H3O2 =>
Ba(C2H3O2)2 + 2 NaOH = Ba(OH)2 + 2 NaC2H3O2
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3]*3H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3]*3H2O + 6 CO2 + H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Sn + NH4OH = Sn(OH)4 + NH4 =>
Sn + 4 NH4OH = Sn(OH)4 + 4 NH4
Li2O + Al = Li3Al + O2 =>
6 Li2O + 4 Al = 4 Li3Al + 3 O2
FeCl3 + KCH3COO = Fe(CH3COO)3 + KCl =>
FeCl3 + 3 KCH3COO = Fe(CH3COO)3 + 3 KCl
Hg2(NO3)2 + CaI2 = Hg2I2 + Ca(NO3)2 =>
Hg2(NO3)2 + CaI2 = Hg2I2 + Ca(NO3)2
(NH4)3PO4(aq) + CuCl2(aq) = NH4Cl(aq) + Cu3(PO4)2(aq) =>
2(NH4)3PO4(aq) + 3 CuCl2(aq) = 6 NH4Cl(aq) + Cu3(PO4)2(aq)
Al + Fe2N3 = AlN + Fe =>
3 Al + Fe2N3 = 3 AlN + 2 Fe
H + MnO4{-} + Fe2{+} = Mn2{+} + Fe3{+} + H2O =>
16 H + 2 MnO4{-} + 9 Fe2{+} = Mn2{+} + 6 Fe3{+} + 8 H2O
As2O3(s) + HNO3(aq) + H2O(aq) = H3AsO4(aq) + N2O3(aq) =>
As2O3(s) + 2 HNO3(aq) + 2 H2O(aq) = 2 H3AsO4(aq) + N2O3(aq)
Mg + KCl = MgCl2 + K =>
Mg + 2 KCl = MgCl2 + 2 K
NO2 + H2O + O2 = (HNO3)2 =>
4 NO2 + 2 H2O + O2 = 2(HNO3)2
Fe5OH + H2 = Fe5H2 + OH =>
Fe5OH + H2 = Fe5H2 + OH
Na(s) + F2(g) = NaF(s) =>
2 Na(s) + F2(g) = 2 NaF(s)
KH + Cl = KCl + H2 =>
2 KH + 2 Cl = 2 KCl + H2
C6H8O7 + K2SO4 = H2SO4 + C5H6O5SO4 + CO2 + K =>
C6H8O7 + 2 K2SO4 = H2SO4 + C5H6O5SO4 + CO2 + 4 K
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
PCl3 + CH3OH = C3H9O3P + HCl =>
PCl3 + 3 CH3OH = C3H9O3P + 3 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Na2Cr2O7 + Ba(NO3)2 = Na(NO3) + BaCr2O7 =>
Na2Cr2O7 + Ba(NO3)2 = 2 Na(NO3) + BaCr2O7
BaH2 + O2 = BaO + H2O =>
BaH2 + O2 = BaO + H2O
NaH + C2H5OH = NaC2H5O + H2 =>
NaH + C2H5OH = NaC2H5O + H2
MnO4 + C2O4 = MnO2 + CO3 =>
MnO4 + C2O4 = MnO2 + 2 CO3
Pb(NO3)2(aq) + HBr(aq) = PbBr2 + HNO3 =>
Pb(NO3)2(aq) + 2 HBr(aq) = PbBr2 + 2 HNO3
Au(s) + HNO3(aq) + HCl(aq) = HAuCl4(aq) + NO2(g) + H2O(l) =>
Au(s) + 3 HNO3(aq) + 4 HCl(aq) = HAuCl4(aq) + 3 NO2(g) + 3 H2O(l)
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
K2O2 + K = K2O =>
K2O2 + 2 K = 2 K2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
Bi + CH3COOH + H2O2 = Bi(CH3COO)3 + H2O =>
2 Bi + 6 CH3COOH + 3 H2O2 = 2 Bi(CH3COO)3 + 6 H2O
C6H7NO(s) + C4H6O3(aq) = C8H9NO2(s) + CH3COOH(aq) =>
C6H7NO(s) + C4H6O3(aq) = C8H9NO2(s) + CH3COOH(aq)
HNS + O2 = H2O + NO2 + SO2 =>
4 HNS + 9 O2 = 2 H2O + 4 NO2 + 4 SO2
*2As + *6NaOH = *2Na3AsO3 + *2H2 =>
2*2As + 2*6NaOH = 2*2Na3AsO3 + 3*2H2
Zn + NO3{-} + H{+} = Zn{2+} + NH4{+} + H2O =>
4 Zn + NO3{-} + 10 H{+} = 4 Zn{2+} + NH4{+} + 3 H2O
B(OH)3 + C3H8O = C9H21BO3 + H2O =>
B(OH)3 + 3 C3H8O = C9H21BO3 + 3 H2O
CN3 = C + N =>
CN3 = C + 3 N
Zn + Ca(OH)2 = ZnOH + Ca =>
2 Zn + Ca(OH)2 = 2 ZnOH + Ca
COCl2 + NaOH + NaClO3 = NaCl + COO3 + H2O =>
3 COCl2 + 6 NaOH + 2 NaClO3 = 8 NaCl + 3 COO3 + 3 H2O
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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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