| Équations équilibrées la veille |
Zn + 2 HCl = ZnCl2 + H2
LiOH(aq) + HClO3(aq) = LiClO3(aq) + H2O =>
LiOH(aq) + HClO3(aq) = LiClO3(aq) + H2O
C4H8NO3 + O2 = CO2 + H2O + CH4N2O =>
4 C4H8NO3 + 15 O2 = 14 CO2 + 12 H2O + 2 CH4N2O
Na2Cr2O7(s) + SO2(g) + H2O(l) = Cr(OH)SO4(aq) + Na2SO4(aq) =>
Na2Cr2O7(s) + 3 SO2(g) + H2O(l) = 2 Cr(OH)SO4(aq) + Na2SO4(aq)
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Fe2O3 + H = Fe + H2O =>
Fe2O3 + 6 H = 2 Fe + 3 H2O
MgSO4 + (NH4)3PO4 = Mg3(PO4)2 + (NH4)2SO4 =>
3 MgSO4 + 2(NH4)3PO4 = Mg3(PO4)2 + 3(NH4)2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
B + NaOH + H2O = NaBO2 + H2 =>
2 B + 2 NaOH + 2 H2O = 2 NaBO2 + 3 H2
Al + H2SO4 = Al2(SO4) + SO2 + H2O =>
2 Al + 2 H2SO4 = Al2(SO4) + SO2 + 2 H2O
Si + S = SiS =>
Si + S = SiS
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Sb2S + HNO3 + H2O = H3SbO4 + H2SO4 + NO =>
3 Sb2S + 16 HNO3 + 4 H2O = 6 H3SbO4 + 3 H2SO4 + 16 NO
KI + AlN = KN + AlI =>
KI + AlN = KN + AlI
LiH(s) + H2O(l) = LiOH(aq) + H2(g) =>
LiH(s) + H2O(l) = LiOH(aq) + H2(g)
NH4OH + AgNO3 = NH4(NO3) + Ag(OH) =>
NH4OH + AgNO3 = NH4(NO3) + Ag(OH)
Cu2S(s) + NH3(aq) = Cu + HS + N =>
3 Cu2S(s) + NH3(aq) = 6 Cu + 3 HS + N
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Al + SiF6{-2} = AlF3 + Si + F{-} =>
4 Al + 3 SiF6{-2} = 4 AlF3 + 3 Si + 6 F{-}
CuSO4 + BaOH = BaSO4 + CuOH =>
CuSO4 + BaOH = BaSO4 + CuOH
KCl(O)3 = KCl + O2 =>
2 KCl(O)3 = 2 KCl + 3 O2
Cu{2+} + I{-} = CuI + I2 =>
2 Cu{2+} + 4 I{-} = 2 CuI + I2
CrCl3 + NH3 = (Cr(NH3)6)Cl3 =>
CrCl3 + 6 NH3 = (Cr(NH3)6)Cl3
H2SO4 + NaCl2 = HCl2 + Na2SO4 =>
H2SO4 + 2 NaCl2 = 2 HCl2 + Na2SO4
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
ScCl3 + KOH = Sc(OH)3 + KCl =>
ScCl3 + 3 KOH = Sc(OH)3 + 3 KCl
LiI(aq) + BaS(aq) = LiS(aq) + IBa(aq) =>
LiI(aq) + BaS(aq) = LiS(aq) + IBa(aq)
Cd + I = CdI =>
Cd + I = CdI
FeSCN + NaHSO3 = FeSO3 + NaHSCN =>
FeSCN + NaHSO3 = FeSO3 + NaHSCN
Mn(OH)2(s) + O2(g) = MnO2(aq) + H2O(aq) =>
2 Mn(OH)2(s) + O2(g) = 2 MnO2(aq) + 2 H2O(aq)
Pb + CuSO4 = PbSO4 + Cu =>
Pb + CuSO4 = PbSO4 + Cu
LiH + AlH3 + H2O = LiAl2(OH)7 + H2 =>
LiH + 2 AlH3 + 7 H2O = LiAl2(OH)7 + 7 H2
Pb(NO3)4 + NaCl = NaNO3 + PbCl4 =>
Pb(NO3)4 + 4 NaCl = 4 NaNO3 + PbCl4
BaBr2 + H2SO4 = BaSO4 + HBr =>
BaBr2 + H2SO4 = BaSO4 + 2 HBr
Mn(NO3)2 + H2O2 = MnO2 + NO3 + H2O =>
Mn(NO3)2 + 2 H2O2 = MnO2 + 2 NO3 + 2 H2O
Ba(CH3COO)2 + KOH = Ba(OH)2 + KCH3COO =>
Ba(CH3COO)2 + 2 KOH = Ba(OH)2 + 2 KCH3COO
SiCl4 + NaOH = HClO + NaCl + Si =>
SiCl4 + 2 NaOH = 2 HClO + 2 NaCl + Si
KMnO4 + H2O = MnO2 + KOH + O =>
2 KMnO4 + H2O = 2 MnO2 + 2 KOH + 3 O
BaCl3 + AgNO3 = AgCl3 + BaNO3 =>
BaCl3 + AgNO3 = AgCl3 + BaNO3
CrO3 + AgNO3 + H2O + CH3COONa = NaNO3 + Ag2CrO4 + CH3COOH =>
CrO3 + 2 AgNO3 + H2O + 2 CH3COONa = 2 NaNO3 + Ag2CrO4 + 2 CH3COOH
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
F2 + BaI2 = FI + Ba =>
F2 + BaI2 = 2 FI + Ba
Al2(SO4)3(aq) + Ca(OH)2(s) = Al(OH)3(s) + CaSO4(aq) =>
Al2(SO4)3(aq) + 3 Ca(OH)2(s) = 2 Al(OH)3(s) + 3 CaSO4(aq)
HClO4 + K2CO3 = CO2 + H2O + KClO4 =>
2 HClO4 + K2CO3 = CO2 + H2O + 2 KClO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + Cl3 + H2O = AlCl3*6H2O =>
Al + Cl3 + 6 H2O = AlCl3*6H2O
Cu(HCO3)2 + H2SO4 = CuSO4 + H2O + CO2 =>
Cu(HCO3)2 + H2SO4 = CuSO4 + 2 H2O + 2 CO2
ZnCl2 + Cd = CdCl2 + Zn =>
ZnCl2 + Cd = CdCl2 + Zn
CO(NH2)2(l) = HNCO(l) + NH3(g) = HNCO(l) = C3N3(NH2)3(l) + CO2(g) =>
CO(NH2)2(l) = HNCO(l) + NH3(g)
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Équations équilibrées sur11/02/24
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