| Équations équilibrées la veille |
2 AgBr(s) = 2 Ag(s) + Br2(g)
Fe{2+} + Pb = Fe + Pb{2+} =>
Fe{2+} + Pb = Fe + Pb{2+}
CH3CH(NH2)COOHNaOH = CH3CH(NH2)COONaH2O =>
CH3CH(NH2)COOHNaOH = CH3CH(NH2)COONaH2O
PbCl2 + Li2SO4 = PbSO4 + LiCl =>
PbCl2 + Li2SO4 = PbSO4 + 2 LiCl
Cl2 + Cl2CHCH = Cl2CHCHCl2 =>
Cl2 + Cl2CHCH = Cl2CHCHCl2
HNO3 + NH4CH3COO = HCH3COO + NO3NH4 =>
HNO3 + NH4CH3COO = HCH3COO + NO3NH4
K2(Cr2O7) + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2(Cr2O7) + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
AgNO3 + Zn3(PO4)2 = Zn(NO3)2 + Ag3PO4 =>
6 AgNO3 + Zn3(PO4)2 = 3 Zn(NO3)2 + 2 Ag3PO4
AlOHAgNO3 = AlNO3AgOH =>
AlOHAgNO3 = AlNO3AgOH
KMnO4 + HBr + H2SO4 = MnSO4 + Br2 + H2O + KBr =>
2 KMnO4 + 12 HBr + 2 H2SO4 = 2 MnSO4 + 5 Br2 + 8 H2O + 2 KBr
Ca(NO3)2 + HOH = HNO3 + Ca(OH)2 =>
Ca(NO3)2 + 2 HOH = 2 HNO3 + Ca(OH)2
Cu(OH)2 + C2H4O2 = C2(OH)2 + Cu(H2O)2 =>
Cu(OH)2 + C2H4O2 = C2(OH)2 + Cu(H2O)2
Fe + NaPO4 = NaO4 + FeP =>
Fe + NaPO4 = NaO4 + FeP
HIO3 + HCl = I2 + Cl2 + H2O =>
2 HIO3 + 10 HCl = I2 + 5 Cl2 + 6 H2O
Zn + Ag2S + H2SO4 = ZnS + H2S + AgO4 =>
Zn + Ag2S + 2 H2SO4 = ZnS + 2 H2S + 2 AgO4
KOH + MnCl2 = KCl2 + MnOH =>
KOH + MnCl2 = KCl2 + MnOH
MgCl2 + Na2SO4 = MgSO4 + NaCl =>
MgCl2 + Na2SO4 = MgSO4 + 2 NaCl
Fe(NO3)3HOH = HNO3FeOH(NO3)2 =>
Fe(NO3)3HOH = HNO3FeOH(NO3)2
KClO4 + NH3 = KCl + N2 + H2O =>
3 KClO4 + 8 NH3 = 3 KCl + 4 N2 + 12 H2O
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
Ca3P2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Ca3(PO4)2 + H2O =>
5 Ca3P2 + 16 KMnO4 + 24 H2SO4 = 16 MnSO4 + 8 K2SO4 + 5 Ca3(PO4)2 + 24 H2O
Na2SO4 + CaNO3 = Na2NO3 + CaSO4 =>
Na2SO4 + CaNO3 = Na2NO3 + CaSO4
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
CoCl2 + (NH4)3 + PO4 = Co3(PO4)2 + NH4Cl =>
3 CoCl2 + 2(NH4)3 + 2 PO4 = Co3(PO4)2 + 6 NH4Cl
Ag + KPO4 = K + AgPO4 =>
Ag + KPO4 = K + AgPO4
BaS + Cr2(SO4)3 = Ba(SO4) + Cr2S3 =>
3 BaS + Cr2(SO4)3 = 3 Ba(SO4) + Cr2S3
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
CrCl2 + BaOH = CrOH + BaCl2 =>
CrCl2 + BaOH = CrOH + BaCl2
Ba + HFl = BaFl + H2 =>
2 Ba + 2 HFl = 2 BaFl + H2
PbO2 + HMnO2 + HNO3 = Pb(NO3) + HMnO4 + H2O =>
4 PbO2 + 3 HMnO2 + 4 HNO3 = 4 Pb(NO3) + 3 HMnO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CuI + H2SO4 = HI + CuSO4 + H2O + SO2 =>
2 CuI + 3 H2SO4 = 2 HI + 2 CuSO4 + 2 H2O + SO2
Ni(OH)2 + H2CO3 = Ni(HCO3)OH + H2O =>
Ni(OH)2 + H2CO3 = Ni(HCO3)OH + H2O
MgO2 + H2O = Mg(OH)2 + O2 =>
2 MgO2 + 2 H2O = 2 Mg(OH)2 + O2
K(s) + S8(s) = K2S(s) =>
16 K(s) + S8(s) = 8 K2S(s)
MnO2 + NaOH = H2O + Na2MnO3 =>
MnO2 + 2 NaOH = H2O + Na2MnO3
H2 + FeO = Fe + HO =>
H2 + 2 FeO = 2 Fe + 2 HO
LiCIO3 = LiCI + O2 =>
2 LiCIO3 = 2 LiCI + 3 O2
CuSO4*5H2O + Sr(NO3)2 = Cu(NO3)2 + SrSO4 + H2O =>
CuSO4*5H2O + Sr(NO3)2 = Cu(NO3)2 + SrSO4 + 5 H2O
MnO + H2 = H2MnO =>
MnO + H2 = H2MnO
CaCO3 = Ca + O2 + CO2 =>
2 CaCO3 = 2 Ca + O2 + 2 CO2
Li2CO3 + HOH = CO2 + LiOH =>
Li2CO3 + HOH = CO2 + 2 LiOH
P4 = P5 =>
5 P4 = 4 P5
NaCl + H2SO4 + O2 = Na2SO4 + Cl2 + H2O =>
4 NaCl + 2 H2SO4 + O2 = 2 Na2SO4 + 2 Cl2 + 2 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Cd + ZnSO4 = CdSO4 + Zn =>
Cd + ZnSO4 = CdSO4 + Zn
NH4Cl + Ca(OH)2 = CaCl2 + H2ONH3 =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2ONH3
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
ZnCl2 + K2Cr2O7 + H2SO4 = KSO4 + ZnSO4 + Cr2(SO4)3 + H2O + Cl2 =>
2 ZnCl2 + K2Cr2O7 + 7 H2SO4 = 2 KSO4 + 2 ZnSO4 + Cr2(SO4)3 + 7 H2O + 2 Cl2
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Équations équilibrées sur11/19/24
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