| Équations équilibrées la veille |
Mg(OH)2 + 2 NaOH = Na2[Mg(OH)4]
K2Cr2O7 + H2O + S8 = SO2 + KOH + Cr2O3 =>
16 K2Cr2O7 + 16 H2O + 3 S8 = 24 SO2 + 32 KOH + 16 Cr2O3
AlBr3 + K = KBr + Al* =>
AlBr3 + 3 K = 3 KBr + Al*
Ba(NO3)2(ac) + H2SO4(ac) = BaSO4(s) + HNO3(ac) =>
Ba(NO3)2(ac) + H2SO4(ac) = BaSO4(s) + 2 HNO3(ac)
Cl2 + CaS = SCl2 + Ca =>
Cl2 + CaS = SCl2 + Ca
Fe + CUSO4 = FeCUSO4 =>
Fe + CUSO4 = FeCUSO4
Mg6 + S = Mg4S =>
2 Mg6 + 3 S = 3 Mg4S
Si3N4 = Si + N =>
Si3N4 = 3 Si + 4 N
ZnSO4 = ZnO + O2 + SO2 =>
2 ZnSO4 = 2 ZnO + O2 + 2 SO2
NaFeO2 + H2SO4 = Na2SO4 + Fe2(SO4)3 + H2O =>
2 NaFeO2 + 4 H2SO4 = Na2SO4 + Fe2(SO4)3 + 4 H2O
KNO3 + Cu + NaHSO4 = CuSO4 + Na2SO4 + NO + H2O + K2SO4 =>
2 KNO3 + 3 Cu + 8 NaHSO4 = 3 CuSO4 + 4 Na2SO4 + 2 NO + 4 H2O + K2SO4
Y20O30 + Yb20O30 + Lu20O30 + Gd20O30 + Sc20O30 + Si10O20 = Y4Yb4Lu4Gd4Sc4Si20O70 =>
Y20O30 + Yb20O30 + Lu20O30 + Gd20O30 + Sc20O30 + 10 Si10O20 = 5 Y4Yb4Lu4Gd4Sc4Si20O70
Na(Al(OH)4) + HNO3 = NaNO3 + Al(OH)3 + H2O =>
Na(Al(OH)4) + HNO3 = NaNO3 + Al(OH)3 + H2O
Na(s) + H3PO4(aq) = H3(g) + Na3PO4(aq) =>
3 Na(s) + H3PO4(aq) = H3(g) + Na3PO4(aq)
CH3CH2CHOHCH3 + NaOH + I2 = CH3COOH + NaI + H2O =>
CH3CH2CHOHCH3 + 8 NaOH + 4 I2 = 2 CH3COOH + 8 NaI + 5 H2O
N2 + Br2 = N2Br3 =>
2 N2 + 3 Br2 = 2 N2Br3
Ai2O3 + NaOH + H2O = NaAi(OH)4 =>
Ai2O3 + 2 NaOH + 3 H2O = 2 NaAi(OH)4
NaMnO4 + Al2(CrO7)3 = Na2CrO7 + Al(MnO4)3 =>
6 NaMnO4 + Al2(CrO7)3 = 3 Na2CrO7 + 2 Al(MnO4)3
MgO + Co2 = MgOCo3 =>
2 MgO + 3 Co2 = 2 MgOCo3
Ca(NO3)2 + H2O = Ca + O2 + HNO3 =>
2 Ca(NO3)2 + 2 H2O = 2 Ca + O2 + 4 HNO3
C10H3 + O2 = CO2 + H2O =>
4 C10H3 + 43 O2 = 40 CO2 + 6 H2O
Zn + CO2 + H2O + O2 = Zn5(OH)6(CO3)2 =>
10 Zn + 4 CO2 + 6 H2O + 5 O2 = 2 Zn5(OH)6(CO3)2
H2O + Cu = CuO + H2 =>
H2O + Cu = CuO + H2
S1 + NaOH = Na2SO3 + Na2S + H2O =>
3 S1 + 6 NaOH = Na2SO3 + 2 Na2S + 3 H2O
Al(OH)3(aq) + H2CO3 = Al2(CO3)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2CO3 = Al2(CO3)3(aq) + 6 H2O(l)
FeCl3 + NaOH = Fe(OH)3 + Na(Cl) =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 Na(Cl)
C6H12O + H2O2 = CO2 + H2O =>
C6H12O + 17 H2O2 = 6 CO2 + 23 H2O
H2SO4 + HF = H3SO4 + F =>
H2SO4 + HF = H3SO4 + F
CaCl + HCl = CaHCl2 =>
CaCl + HCl = CaHCl2
HCl(aq) + KHCO3(aq) = KCl(s) + H(HCO3)(aq) =>
HCl(aq) + KHCO3(aq) = KCl(s) + H(HCO3)(aq)
H2O2 + Cr(OH)3 = H2O + CrO4 =>
5 H2O2 + 2 Cr(OH)3 = 8 H2O + 2 CrO4
HClO + NaOH = NaO + HClOH =>
HClO + NaOH = NaO + HClOH
Mn + Cu2O = Cu + MnO =>
Mn + Cu2O = 2 Cu + MnO
He + N2 + O2 = HeNO2 =>
2 He + N2 + 2 O2 = 2 HeNO2
CO3 + Li = LiCO3 =>
CO3 + Li = LiCO3
Ba(s) + N2 = BaN2(s) =>
Ba(s) + N2 = BaN2(s)
I2(s) + e = I{-} =>
I2(s) + 2e = 2 I{-}
K[Ag(CN)2] + NH3 = K[Ag(CN)2(NH3)2] =>
K[Ag(CN)2] + 2 NH3 = K[Ag(CN)2(NH3)2]
LiNO3 = Li + N2O4 + O2 =>
2 LiNO3 = 2 Li + N2O4 + O2
KBr + KOH + N2O4 = KBr3O + KNO2 + H2O =>
3 KBr + 2 KOH + 2 N2O4 = KBr3O + 4 KNO2 + H2O
Cl + H2O{+}{l} + Cr2O4{2-}{aq} = HCl{+}{aq} + CrO4{2-}{aq} + H3O{+}{aq} =>
6 Cl + 6 H2O{+}{l} + Cr2O4{2-}{aq} = 6 HCl{+}{aq} + 2 CrO4{2-}{aq} + 2 H3O{+}{aq}
NaCH3CO2 + BaS = Ba(CH3CO2)2 + Na2S =>
2 NaCH3CO2 + BaS = Ba(CH3CO2)2 + Na2S
PdCl2 + NaOH = Pd(OH)2 + NaCl =>
PdCl2 + 2 NaOH = Pd(OH)2 + 2 NaCl
KCN + [Zn(NH3)4]SO4 = K2[Zn(CN)4] + NH3 + K2SO4 =>
4 KCN + [Zn(NH3)4]SO4 = K2[Zn(CN)4] + 4 NH3 + K2SO4
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Mg + C = Mg3C2 =>
3 Mg + 2 C = Mg3C2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Ti + P4 = Ti3P4 =>
3 Ti + P4 = Ti3P4
C8H18O6 + O2 = CO2 + H2O =>
2 C8H18O6 + 19 O2 = 16 CO2 + 18 H2O
K2CO3 + NiBr2 = K2Ni + Br2CO3 =>
K2CO3 + NiBr2 = K2Ni + Br2CO3
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Équations équilibrées sur01/08/25
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