| Équations équilibrées la veille |
2 BiOH3 = 2 Bi + O2 + 6 H
Mg(C2H3O2)2 + LiOH = Mg(OH)2 + LiC2H3O2 =>
Mg(C2H3O2)2 + 2 LiOH = Mg(OH)2 + 2 LiC2H3O2
Cu + H2SO4 = CuSO4 + H23 =>
23 Cu + 23 H2SO4 = 23 CuSO4 + 2 H23
H(No)3 + KOH = H2O + KNo3 =>
H(No)3 + KOH = H2O + KNo3
Ca2Si + HBr = Si + H2 + Ca2Br =>
2 Ca2Si + 2 HBr = 2 Si + H2 + 2 Ca2Br
CrO3 + H2O2 + KOH = K3[Cr(OH)6] + O2 =>
2 CrO3 + 3 H2O2 + 6 KOH = 2 K3[Cr(OH)6] + 3 O2
NH3{+} + O2 = NO2{-} + H{+} + H2O =>
4 NH3{+} + 5 O2 = 4 NO2{-} + 8 H{+} + 2 H2O
HOBr + NaOH = NaOBr + H2O =>
HOBr + NaOH = NaOBr + H2O
Zn + Au(No2)2 = Au + Zn(No2)2 =>
Zn + Au(No2)2 = Au + Zn(No2)2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
MnCl2 + KMnO4 = Mn(MnO4)2 + KCl =>
MnCl2 + 2 KMnO4 = Mn(MnO4)2 + 2 KCl
CaO + ZnSO4 = CaSO4 + ZnO =>
CaO + ZnSO4 = CaSO4 + ZnO
K2CO3 + NiBr2 = NiCO3 + KBr =>
K2CO3 + NiBr2 = NiCO3 + 2 KBr
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AgBr + Na2O = Ag2O + NaBr =>
2 AgBr + Na2O = Ag2O + 2 NaBr
SeO4{-2} + H2S = SeO + H2SO4 + {-} =>
4 SeO4{-2} + 3 H2S = 4 SeO + 3 H2SO4 + 8e
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C4H9OH = Cr2(SO4)3 + K2SO4 + 3 C3H7COH + 7 H2O
PCl5 + KNO2 = NOCl + POCl3 + KCl =>
PCl5 + KNO2 = NOCl + POCl3 + KCl
Na2FeO4 + H2O = Fe(OH)3 + NaOH + O2 =>
4 Na2FeO4 + 10 H2O = 4 Fe(OH)3 + 8 NaOH + 3 O2
Mg(ClO3)2 = MgCl2 + O2 =>
Mg(ClO3)2 = MgCl2 + 3 O2
C6H12O6 + NO3{-} = HCO3{-} + N2 + H{+} + H2O =>
5 C6H12O6 + 24 NO3{-} = 30 HCO3{-} + 12 N2 + 6 H{+} + 12 H2O
Al + NH4NO3 = N2 + H2O + Al2O3 =>
2 Al + 3 NH4NO3 = 3 N2 + 6 H2O + Al2O3
H3PO4 + BaS = H3S + BaPO4 =>
H3PO4 + BaS = H3S + BaPO4
Sr(OH)2 + K2S = KOH + SrS =>
Sr(OH)2 + K2S = 2 KOH + SrS
Zn(OH)2 + H3PO4 = Zn3*(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3*(PO4)2 + 6 H2O
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7CHO + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C4H9OH = Cr2(SO4)3 + K2SO4 + 3 C3H7CHO + 7 H2O
Fe(H2PO4)3 + Fe(OH)3 = Fe2(HPO4)3 + H2O =>
Fe(H2PO4)3 + Fe(OH)3 = Fe2(HPO4)3 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO2 + H2SO4 + FeSO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO2 + 4 H2SO4 + 2 FeSO4 = K2SO4 + 2 MnSO4 + Fe2(SO4)3 + 4 H2O
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2S2O8 + Ni(NO3)2 + NaOH = Ni(OH)3 + NaNO3 + Na2SO4 =>
Na2S2O8 + 2 Ni(NO3)2 + 6 NaOH = 2 Ni(OH)3 + 4 NaNO3 + 2 Na2SO4
Fe(OH)2 + KOH = K2FeO4 + H2O + Fe =>
3 Fe(OH)2 + 2 KOH = K2FeO4 + 4 H2O + 2 Fe
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C3H7COOH + 11 H2O
Na2H2P2O7 + AgNO3 = Ag4P2O7 + NaH3P2O7 + NaNO3 =>
3 Na2H2P2O7 + 4 AgNO3 = Ag4P2O7 + 2 NaH3P2O7 + 4 NaNO3
Mn + Te = MnTe =>
Mn + Te = MnTe
Sb + O2 = Sb4O4 =>
4 Sb + 2 O2 = Sb4O4
Cu(O)(s) + H2SO4(aq) = CuSO4 + H2O =>
Cu(O)(s) + H2SO4(aq) = CuSO4 + H2O
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + CH3CH2CH2COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2CH2COOH + 11 H2O
I2 + NaHCO3 = CO2 + H2O + NaIO3 + NaI =>
3 I2 + 6 NaHCO3 = 6 CO2 + 3 H2O + NaIO3 + 5 NaI
BaCl2 + (NH4)2HPO4 = BaHPO4 + NH4Cl =>
BaCl2 + (NH4)2HPO4 = BaHPO4 + 2 NH4Cl
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
(NH4)2SO4 + Ra(OH)2 = RaSO4 + H2O + NH3 =>
(NH4)2SO4 + Ra(OH)2 = RaSO4 + 2 H2O + 2 NH3
HNO3 + HCl = NOCl2 + Cl + H2O =>
HNO3 + 3 HCl = NOCl2 + Cl + 2 H2O
CH3COOH + C3H8O = C7H14O2 + H2O =>
3 CH3COOH + 5 C3H8O = 3 C7H14O2 + 5 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CH3COOH + CH3NH2 = CH3COOCH3NH3 =>
CH3COOH + CH3NH2 = CH3COOCH3NH3
NaCl + H2O = HCl + NaOH =>
NaCl + H2O = HCl + NaOH
C4H9OH + K2Cr2O7 + H2SO4 = C4H8O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C4H9OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C4H8O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
H + No = HNo3 =>
H + 3 No = HNo3
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