| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2(s) + 4 NaOH(aq) = Na4SiO4(s) + 2 H2O(g)
K3[Cr(C2O4)3]*3H2O = K2CO3 + K2CrO4 + H2O + CO + CO2 =>
2 K3[Cr(C2O4)3]*3H2O = K2CO3 + 2 K2CrO4 + 6 H2O + 9 CO + 2 CO2
NaHSO4 + H2O = Na + SO4 + H3O =>
NaHSO4 + H2O = Na + SO4 + H3O
ZnSO4 + NaCl = Na2(SO4) + ZnCl2 =>
ZnSO4 + 2 NaCl = Na2(SO4) + ZnCl2
K3N + O2 = K2O + N2 =>
4 K3N + 3 O2 = 6 K2O + 2 N2
Mg + H3O{+} = Mg{2}{+} + H2 + H2O =>
Mg + 2 H3O{+} = Mg{2}{+} + H2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
(NH4)2SiO3 + H2O = NH4OH + H2SiO3 =>
(NH4)2SiO3 + 2 H2O = 2 NH4OH + H2SiO3
NaIO4 = NaIO3 + O2 =>
2 NaIO4 = 2 NaIO3 + O2
Fe3(s) + O2(g) = Fe3O2(s) =>
Fe3(s) + O2(g) = Fe3O2(s)
Cr2O3(s) + H2S(g) = Cr2S3(s) + H2O(liq) =>
Cr2O3(s) + 3 H2S(g) = Cr2S3(s) + 3 H2O(liq)
K2SO3 + AlCl3 + H2O = Al(OH)3 + KHSO3 + KCl =>
3 K2SO3 + AlCl3 + 3 H2O = Al(OH)3 + 3 KHSO3 + 3 KCl
C10H16O + NaBH4 + CH3OH = C10H18O + NaB(OCH3)4 =>
4 C10H16O + NaBH4 + 4 CH3OH = 4 C10H18O + NaB(OCH3)4
H2S2O7 + H2O2 = H2SO4 + O2 =>
2 H2S2O7 + 2 H2O2 = 4 H2SO4 + O2
CH3COONa + Na2CO3 = CH3COONaNa2CO3 =>
CH3COONa + Na2CO3 = CH3COONaNa2CO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BaCl2 + K2CO3 = Ba(CO3) + K2Cl2 =>
BaCl2 + K2CO3 = Ba(CO3) + K2Cl2
Hg + HgCl2 = Hg2Cl2 =>
Hg + HgCl2 = Hg2Cl2
CH3COOH + K(OH) = K(CH3COO) + H2O =>
CH3COOH + K(OH) = K(CH3COO) + H2O
C4H9O2N + O2 = H2O + CO2 + NO2 =>
4 C4H9O2N + 25 O2 = 18 H2O + 16 CO2 + 4 NO2
P + KClO2 = KCl + P2O5 =>
4 P + 5 KClO2 = 5 KCl + 2 P2O5
Li2Se = Li + Se =>
Li2Se = 2 Li + Se
C + O2 = CO2 =>
C + O2 = CO2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
ZnSO4(aq) + SrCl2(aq) = ZnCl2(aq) + SrSO4(aq) =>
ZnSO4(aq) + SrCl2(aq) = ZnCl2(aq) + SrSO4(aq)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C3H6O + HCN = C4H7ON =>
C3H6O + HCN = C4H7ON
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NH3 + CH3COOCH3 = CH2O + CH3NH2 =>
NH3 + CH3COOCH3 = 2 CH2O + CH3NH2
Ca3N2 + NH4Cl = CaCl2 + NH3 =>
Ca3N2 + 6 NH4Cl = 3 CaCl2 + 8 NH3
Pb(CH3COO)2 + HI = PbI2 + CH3COOH =>
Pb(CH3COO)2 + 2 HI = PbI2 + 2 CH3COOH
Zn(NO3)2*6H2O + Fe(NO3)3*9H2O + C6H8O7 = ZnFe2O4 + CO2 + N2 + H2O =>
9 Zn(NO3)2*6H2O + 18 Fe(NO3)3*9H2O + 20 C6H8O7 = 9 ZnFe2O4 + 120 CO2 + 36 N2 + 296 H2O
Ni + MgO = NiO + Mg =>
Ni + MgO = NiO + Mg
J2 + Cl2 + H2O = HJO3 + HCl =>
J2 + 5 Cl2 + 6 H2O = 2 HJO3 + 10 HCl
H2(g) + V2O5(s) = V2O3(s) + H2O(g) =>
2 H2(g) + V2O5(s) = V2O3(s) + 2 H2O(g)
FeCl3 + NH4(CNS) = Fe(CNS)3 + NH4Cl =>
FeCl3 + 3 NH4(CNS) = Fe(CNS)3 + 3 NH4Cl
PbSO3 + H2S = PbS + H2SO3 =>
PbSO3 + H2S = PbS + H2SO3
Na2S + KClO3 = NaClO3 + K2S =>
Na2S + 2 KClO3 = 2 NaClO3 + K2S
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
Zn(OH)2 + H2SO4 = Zn(OH)HSO4 + H2O =>
Zn(OH)2 + H2SO4 = Zn(OH)HSO4 + H2O
NH3 + NaNO2 = N2 + NaH + H2O =>
5 NH3 + 3 NaNO2 = 4 N2 + 3 NaH + 6 H2O
FeCl2 + H2O = FeO3 + H2 + HCl =>
FeCl2 + 3 H2O = FeO3 + 2 H2 + 2 HCl
I2 + K2S2O3 + KOH = K2SO4 + KI + H2O =>
4 I2 + K2S2O3 + 10 KOH = 2 K2SO4 + 8 KI + 5 H2O
B + BaCrO4 = BaB2O4 + CrB2 =>
4 B + BaCrO4 = BaB2O4 + CrB2
CsBr + Co(OH)2 = CsOH + CoBr2 =>
2 CsBr + Co(OH)2 = 2 CsOH + CoBr2
Cu(CH3COO)2 + Na2CrO4 = CrCuO4 + C2H3NaO2 =>
Cu(CH3COO)2 + Na2CrO4 = CrCuO4 + 2 C2H3NaO2
CaF2 + N2O + H2O = Ca(NO3)2 + NH4F =>
CaF2 + 2 N2O + 4 H2O = Ca(NO3)2 + 2 NH4F
H3PO3 + Cu = Cu3PO3 + H =>
H3PO3 + 3 Cu = Cu3PO3 + 3 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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