| Équations équilibrées la veille |
NiS + 2 LiOH = Ni(OH)2 + Li2S
HBr(aq) + NaOH = H2O(l) + NaBr =>
HBr(aq) + NaOH = H2O(l) + NaBr
Na2O + KHCO3 = Na2CO3 + KOH =>
Na2O + KHCO3 = Na2CO3 + KOH
SO2 + BaO2 = BaS2O6 =>
2 SO2 + BaO2 = BaS2O6
Mg(NO3)2Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2Na2SO4 = MgSO4 + 2 NaNO3
FeSO4NaOH = NaSO4 + FeOH =>
FeSO4NaOH = NaSO4 + FeOH
Zn + HNO3 = Zn(NO3)4 + H2O + NO2 =>
Zn + 8 HNO3 = Zn(NO3)4 + 4 H2O + 4 NO2
H3PO4 + Ca = H + Ca3(PO4)2 =>
2 H3PO4 + 3 Ca = 6 H + Ca3(PO4)2
C8H18 + O2 = H2 + CO2 =>
C8H18 + 8 O2 = 9 H2 + 8 CO2
HClO4 = O2 + ClO3{-} + H{+} =>
2 HClO4 = O2 + 2 ClO3{-} + 2 H{+}
Mg(NO3)2Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2Na2SO4 = MgSO4 + 2 NaNO3
AgSCN + HNO3 = AgNO3 + HSCN =>
AgSCN + HNO3 = AgNO3 + HSCN
Ag2CO3 = Ag + O2 + CO =>
Ag2CO3 = 2 Ag + O2 + CO
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
BaSO3 + HCl = HBa + SO3Cl =>
BaSO3 + HCl = HBa + SO3Cl
(CuS)2 + HNO3 = Cu(NO3)2 + NO + S8 + H2O =>
12(CuS)2 + 64 HNO3 = 24 Cu(NO3)2 + 16 NO + 3 S8 + 32 H2O
NaHSO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NaS + H2O =>
2 NaHSO3 + 10 FeSO4 + 5 H2SO4 = 5 Fe2(SO4)3 + 2 NaS + 6 H2O
Mg(NO3)2Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2Na2SO4 = MgSO4 + 2 NaNO3
C6H6 + H3PO4 = P4 + H2CO4 + H2O =>
10 C6H6 + 84 H3PO4 = 21 P4 + 60 H2CO4 + 96 H2O
PbO2(s) + H2SO4(aq) + Pb(s) = PbSO4(s) + H2O =>
PbO2(s) + 2 H2SO4(aq) + Pb(s) = 2 PbSO4(s) + 2 H2O
C8H5KO4 + KOH = H2O + K2C8H4O4 =>
C8H5KO4 + KOH = H2O + K2C8H4O4
NaCl + (H2SO4) = NaHSO4 + HCl =>
NaCl + (H2SO4) = NaHSO4 + HCl
CuNo3 + Ag = Cu + AgNo3 =>
CuNo3 + Ag = Cu + AgNo3
Co + S + Sn + In = Co30S20Sn6In14 =>
30 Co + 20 S + 6 Sn + 14 In = Co30S20Sn6In14
C4H10OOH + O2 = CO2 + H2O =>
4 C4H10OOH + 23 O2 = 16 CO2 + 22 H2O
Mg(NO3)2Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2Na2SO4 = MgSO4 + 2 NaNO3
HCl + H2SeO4 = H2Se + Cl2 + H2O =>
8 HCl + H2SeO4 = H2Se + 4 Cl2 + 4 H2O
Zn + CuO = ZnO + Cu =>
Zn + CuO = ZnO + Cu
C2H4(g) + O2(g) + HCl(g) = C2H4Cl2(g) + H2O =>
2 C2H4(g) + O2(g) + 4 HCl(g) = 2 C2H4Cl2(g) + 2 H2O
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
Mg(NO3)2Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2Na2SO4 = MgSO4 + 2 NaNO3
Ca(ClO)2 + HCl = CaCl2 + H2O + Cl2 =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 H2O + 2 Cl2
Co + Br = CoBr2 =>
Co + 2 Br = CoBr2
KMnO4 + H2SO4 + H2S = K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 H2S = 4 K2SO4 + 8 MnSO4 + 12 H2O
NaCO3(s) = NaO + CO2 =>
NaCO3(s) = NaO + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
ZnSO4 + KOH = Zn(OH)2 + K2SO4 =>
ZnSO4 + 2 KOH = Zn(OH)2 + K2SO4
Bi2(SO4)3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2(SO4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4
Mg(NO3)2Na2SO4 = MgSO4 + NaNO3 =>
Mg(NO3)2Na2SO4 = MgSO4 + 2 NaNO3
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
Ca(ClO3)2 + H2O + CO2 = CaCO3 + HCl + O2 =>
Ca(ClO3)2 + H2O + CO2 = CaCO3 + 2 HCl + 3 O2
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Ra2O2 = Ra + O =>
Ra2O2 = 2 Ra + 2 O
C13H10O + C6H5MgBr + H2SO4 = C19H16O + MgBrHSO4 =>
C13H10O + C6H5MgBr + H2SO4 = C19H16O + MgBrHSO4
Fe(OH)3 + NH4Cl3 + NaOH = FeCl3 + Na(OH)3 + NH4Cl =>
2 Fe(OH)3 + 3 NH4Cl3 + 3 NaOH = 2 FeCl3 + 3 Na(OH)3 + 3 NH4Cl
CuCl2 + SnCl2 = SnCl4 + CuCl =>
2 CuCl2 + SnCl2 = SnCl4 + 2 CuCl
CH3CONHOH + HNO2 + H2O = CH3COOH + NH3OHNO3 =>
CH3CONHOH + 3 HNO2 + 2 H2O = CH3COOH + 2 NH3OHNO3
K2SO4(aq) + CuI2(aq) = KI(aq) + CuSO4(aq) =>
K2SO4(aq) + CuI2(aq) = 2 KI(aq) + CuSO4(aq)
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Équations équilibrées sur02/10/25
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