| Équations équilibrées la veille |
2 Ca(OH)2 + 2 H2PO4 = Ca2(PO4)2 + 4 HOH
Li3(BO3) + H2(CO3) = H3(BO3) + Li2(CO3) =>
2 Li3(BO3) + 3 H2(CO3) = 2 H3(BO3) + 3 Li2(CO3)
Zn + Al2O3 = ZnO + Al =>
3 Zn + Al2O3 = 3 ZnO + 2 Al
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
K2FeO4 + H2SO4 = Fe2(SO4) + K2SO4 + H2O + O2 =>
4 K2FeO4 + 6 H2SO4 = 2 Fe2(SO4) + 4 K2SO4 + 6 H2O + 5 O2
K2CrO4 + SnCl4 = K2Cl4 + SnCrO4 =>
K2CrO4 + SnCl4 = K2Cl4 + SnCrO4
MCl2 = M + Cl2 =>
MCl2 = M + Cl2
Ni(NO3)2 + Ru3PO4 = RuNO3 + Ni3(PO4)2 =>
3 Ni(NO3)2 + 2 Ru3PO4 = 6 RuNO3 + Ni3(PO4)2
CH4O + C9H8O2 = C10H10O2 + H2O =>
CH4O + C9H8O2 = C10H10O2 + H2O
Cd + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CdSO4 + H2O =>
5 Cd + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 CdSO4 + 8 H2O
LiOH + H2Se = SeLi2 + H2O =>
2 LiOH + H2Se = SeLi2 + 2 H2O
Pb + AgN = PbN + Ag =>
Pb + AgN = PbN + Ag
Sc + HBr = ScBr3 + H2 =>
2 Sc + 6 HBr = 2 ScBr3 + 3 H2
Ru(s) + Cl{-}(aq) + NO3{-}(aq) + H{+}(aq) = RuCl63{-}(aq) + NO2(g) + H2O(l) =>
Ru(s) + 63 Cl{-}(aq) + 62 NO3{-}(aq) + 124 H{+}(aq) = RuCl63{-}(aq) + 62 NO2(g) + 62 H2O(l)
B + HBrO + H2O = H2BO3 + HBr =>
B + 2 HBrO + H2O = H2BO3 + 2 HBr
CH3CH2CHO + Cu(OH)2 = Cu2O + CO2 + H2O =>
CH3CH2CHO + 16 Cu(OH)2 = 8 Cu2O + 3 CO2 + 19 H2O
AlCl3 + CH3COONa + H2O = Al(OH)3 + NaCl + CH3COOH =>
AlCl3 + 3 CH3COONa + 3 H2O = Al(OH)3 + 3 NaCl + 3 CH3COOH
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
Na(s) + H2(g) + C(graphite) + O2(g) = NaHCO3(s) =>
2 Na(s) + H2(g) + 2 C(graphite) + 3 O2(g) = 2 NaHCO3(s)
FeCl3*6H2O + K4Fe(CN)6*3H2O = Fe4[Fe(CN)6]3*14H2O + KCl + H2O =>
4 FeCl3*6H2O + 3 K4Fe(CN)6*3H2O = Fe4[Fe(CN)6]3*14H2O + 12 KCl + 19 H2O
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
NaCl + Cu(SO4) = NaSO4 + CuCl =>
NaCl + Cu(SO4) = NaSO4 + CuCl
AlI(aq) + KOH(aq) = KI(aq) + Al(OH)(s) =>
AlI(aq) + KOH(aq) = KI(aq) + Al(OH)(s)
(CH3)2CO + KClO = KCH3COO + CHCl3 + KOH =>
(CH3)2CO + 3 KClO = KCH3COO + CHCl3 + 2 KOH
MgPt(OH)2 = Mg(OH)2Pt =>
MgPt(OH)2 = Mg(OH)2Pt
PbNO + NaSO = PbSO + NaNO =>
PbNO + NaSO = PbSO + NaNO
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
CrCO3 + HCl = CrCl2 + H2CO3 =>
CrCO3 + 2 HCl = CrCl2 + H2CO3
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
Al(NO3) + MgBr2 = AlBr(aq) + Mg + NO3 =>
2 Al(NO3) + MgBr2 = 2 AlBr(aq) + Mg + 2 NO3
C20H8O4 + O2 = H2O + CO2 =>
C20H8O4 + 20 O2 = 4 H2O + 20 CO2
Cd + OH = CdOH =>
Cd + OH = CdOH
Al(OH)3 + Ca(IO3)2 = Al(IO3)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 Ca(IO3)2 = 2 Al(IO3)3 + 3 Ca(OH)2
CaCO3(s) = CaO(s)CO2(g) =>
CaCO3(s) = CaO(s)CO2(g)
H2O2 + FeO = Fe2O3 + H2O =>
H2O2 + 2 FeO = Fe2O3 + H2O
H(SbO)C4H4O6 + I2 + H2O = H(SbO2)C4H4O6 + HI =>
H(SbO)C4H4O6 + I2 + H2O = H(SbO2)C4H4O6 + 2 HI
K2Cr2O7 + H2SO4 + H2O2 = H2Cr2O12 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 5 H2O2 = H2Cr2O12 + K2SO4 + 5 H2O
Na2SO3 + (HC2H3O2) = NaC2H3O2 + SO2 + H2O =>
Na2SO3 + 2(HC2H3O2) = 2 NaC2H3O2 + SO2 + H2O
Zn(No3)2 + SnCl2 = ZnCl2 + Sn(No3)2 =>
Zn(No3)2 + SnCl2 = ZnCl2 + Sn(No3)2
CuO + K = CuK2 + O =>
CuO + 2 K = CuK2 + O
CH3Br + Na = C2H6 + NaBr =>
2 CH3Br + 2 Na = C2H6 + 2 NaBr
LiNO3(aq) + FeCl2(aq) + HCl(aq) = NO(g) + LiCl(aq) + FeCl3(aq) + H2O(l) =>
LiNO3(aq) + 3 FeCl2(aq) + 4 HCl(aq) = NO(g) + LiCl(aq) + 3 FeCl3(aq) + 2 H2O(l)
HTcO4 + NaOH = H2O + Na + TcO4 =>
HTcO4 + NaOH = H2O + Na + TcO4
PtO2 + NH3 + HCl = Pt[NH3]4Cl2OH + OH =>
PtO2 + 4 NH3 + 2 HCl = Pt[NH3]4Cl2OH + OH
Al(NO3)3(aq) + MgS(aq) = Al(aq) + MgS(NO3)3 =>
Al(NO3)3(aq) + MgS(aq) = Al(aq) + MgS(NO3)3
H2 + FeSO4 = HFe + SO4 =>
H2 + 2 FeSO4 = 2 HFe + 2 SO4
Mg(OH)2(aq) + H3PO4(aq) = H2O(l) + Mg3(PO4)2(aq) =>
3 Mg(OH)2(aq) + 2 H3PO4(aq) = 6 H2O(l) + Mg3(PO4)2(aq)
NaBr + Fe(NO3)3 = FeBr3 + NaNO3 =>
3 NaBr + Fe(NO3)3 = FeBr3 + 3 NaNO3
C7H16(g) + O2 = CO2(g) + H2O(g) =>
C7H16(g) + 11 O2 = 7 CO2(g) + 8 H2O(g)
C + FeSO4 + KClO3 + H2O2 = KFeO4 + K2SO3 + HCCl2 + O2 =>
6 C + 4 FeSO4 + 12 KClO3 + 3 H2O2 = 4 KFeO4 + 4 K2SO3 + 6 HCCl2 + 15 O2
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