| Équations équilibrées la veille |
2 AgNO3(aq) + Ni(s) = 2 Ag(s) + Ni(NO3)2(aq)
SO3 + BaO = BaSO4 =>
SO3 + BaO = BaSO4
C15H31OH + O2 = C + H2O =>
2 C15H31OH + 15 O2 = 30 C + 32 H2O
Pb(CH3COO)2 + Ca(OCl)2 + H2O = PbO2 + CaCl2 + CH3COOH =>
2 Pb(CH3COO)2 + Ca(OCl)2 + 2 H2O = 2 PbO2 + CaCl2 + 4 CH3COOH
CrCl3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 CrCl3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 12 KCl + 8 H2O
K2(CO3) + H(NO3) = K(NO3) + H2(CO3) =>
K2(CO3) + 2 H(NO3) = 2 K(NO3) + H2(CO3)
Al2(SO4)3 + MgCrO4 = Al2(CrO4)3 + MgSO4 =>
Al2(SO4)3 + 3 MgCrO4 = Al2(CrO4)3 + 3 MgSO4
BCl3 + H2O = HBCl4 + H3BO3 =>
4 BCl3 + 3 H2O = 3 HBCl4 + H3BO3
Cs2 + H2O = Cs2O2 + H2 =>
Cs2 + 2 H2O = Cs2O2 + 2 H2
MnO2 + NH3 + HCl = MnCl2 + N2 + H2O =>
3 MnO2 + 2 NH3 + 6 HCl = 3 MnCl2 + N2 + 6 H2O
NaC2H3O2 + HClO3 = NaClO3 + HC2H3O2 =>
NaC2H3O2 + HClO3 = NaClO3 + HC2H3O2
Ca(ClO4)2 + Li3PO4 = Ca3(PO4)2 + LiClO4 =>
3 Ca(ClO4)2 + 2 Li3PO4 = Ca3(PO4)2 + 6 LiClO4
KI + Pb(SO4)2 = K(SO4) + PbI2 =>
2 KI + Pb(SO4)2 = 2 K(SO4) + PbI2
(c)KBrO4(aq) + KBr(aq) + HCl(aq) = KCl(aq) + Br2(s) + H2O(l) =>
(c)KBrO4(aq) + 7 KBr(aq) + 8 HCl(aq) = 8 KCl(aq) + 4 Br2(s) + 4 H2O(l)
NaOH + PO4 = POH + NaO4 =>
NaOH + PO4 = POH + NaO4
CH3 + HNO3 = CH2NO3 + H2 =>
CH3 + HNO3 = CH2NO3 + H2
Mg(s) + Br2(aq) = MgBr2(aq) =>
Mg(s) + Br2(aq) = MgBr2(aq)
NaCl + H2SO4 = Na2SO4 + HCl = =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
MnO2 + NH3 + HCl = MnCl2 + N2 + H2O =>
3 MnO2 + 2 NH3 + 6 HCl = 3 MnCl2 + N2 + 6 H2O
ReO3 + H2O2 = ReO4 + H2O =>
ReO3 + H2O2 = ReO4 + H2O
Ga2(SO4)3 + H2O = Ga(OH)3 + H2SO4 =>
Ga2(SO4)3 + 6 H2O = 2 Ga(OH)3 + 3 H2SO4
P + HIO3 + H2O = H3PO3 + HI =>
2 P + HIO3 + 3 H2O = 2 H3PO3 + HI
F + KI = KF + I2 =>
2 F + 2 KI = 2 KF + I2
Zn(OH)2 + H2SO4 = Zn2(SO4)2 + H2(OH)2 =>
2 Zn(OH)2 + 2 H2SO4 = Zn2(SO4)2 + 2 H2(OH)2
CH3CH2OH + Cr2O7{-2} + H{+} = CH3COCH3 + Cr{3+} + H2O =>
9 CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 6 CH3COCH3 + 4 Cr{3+} + 17 H2O
Cu(NO3)2 + H2O = Cu(OH)2 + H2(NO3)2 =>
Cu(NO3)2 + 2 H2O = Cu(OH)2 + H2(NO3)2
Cl2 = (ClClClClClClClClClClClClClCl)389 =>
2723 Cl2 = (ClClClClClClClClClClClClClCl)389
HF + Cu(NO3)2 = Cu + HNO3 + F2 =>
2 HF + Cu(NO3)2 = Cu + 2 HNO3 + F2
Pb(NO3)3 = PbO2 + NO2 + O2 =>
2 Pb(NO3)3 = 2 PbO2 + 6 NO2 + O2
CO2(g) + LiOH(aq) = Li2CO3(aq) + H2O(l) =>
CO2(g) + 2 LiOH(aq) = Li2CO3(aq) + H2O(l)
ZnSO4 + Al3 = Al2(SO4)3 + Zn2 =>
18 ZnSO4 + 4 Al3 = 6 Al2(SO4)3 + 9 Zn2
HBr + MnO2 + H2SO4 = Br2 + MnSO4 + H2O =>
2 HBr + MnO2 + H2SO4 = Br2 + MnSO4 + 2 H2O
NaBr + SO2 = NaO2 + SBr =>
NaBr + SO2 = NaO2 + SBr
Mn3N7 = Mn + N2 =>
2 Mn3N7 = 6 Mn + 7 N2
Al(OH)3(s) + HNO3(l) = Al(NO3)3(l) + H2O(l) =>
Al(OH)3(s) + 3 HNO3(l) = Al(NO3)3(l) + 3 H2O(l)
NaHSO4 + K2CrO4 = K2Cr2O7 + NaOH + K2SO4 =>
NaHSO4 + 2 K2CrO4 = K2Cr2O7 + NaOH + K2SO4
H{+} + Hg + NO3{-} + Cl{-} = HgCl4{-} + NO2 + H2O =>
6 H{+} + Hg + 3 NO3{-} + 4 Cl{-} = HgCl4{-} + 3 NO2 + 3 H2O
NH4Cl + Pb(CrO4)2 = (NH4)2CrO4 + PbCl4 =>
4 NH4Cl + Pb(CrO4)2 = 2(NH4)2CrO4 + PbCl4
KBr + PbO2 + HNO3 = Br2 + Pb(NO3)2 + KNO3 + H2O =>
2 KBr + PbO2 + 4 HNO3 = Br2 + Pb(NO3)2 + 2 KNO3 + 2 H2O
C2H5OH + CrO3 + H2SO4 = Cr2(SO4)3 + CO2 + H2O =>
C2H5OH + 4 CrO3 + 6 H2SO4 = 2 Cr2(SO4)3 + 2 CO2 + 9 H2O
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2 + NO3 + Na =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2 + 2 NO3 + 2 Na
FeSO4 + AgNO3 = Ag + Fe(NO3)3 + Ag2SO4 =>
FeSO4 + 3 AgNO3 = Ag + Fe(NO3)3 + Ag2SO4
K2Cr2O7 + BaCl2 + H2SO4 = Cl + Cr2(SO4)3 + BaSO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 BaCl2 + 7 H2SO4 = 6 Cl + Cr2(SO4)3 + 3 BaSO4 + K2SO4 + 7 H2O
HNO3 + Al = Al(NO3)3 + H2O + NO =>
4 HNO3 + Al = Al(NO3)3 + 2 H2O + NO
NiF2 + Na = Ni + NaF =>
NiF2 + 2 Na = Ni + 2 NaF
YN3O9H12O6 + ZrN2H2O8 + CON2H4 = CO + H2O + N2 + Y2Zr2O7 =>
4 YN3O9H12O6 + 4 ZrN2H2O8 + 25 CON2H4 = 25 CO + 78 H2O + 35 N2 + 2 Y2Zr2O7
CU(OH)2 + CO + Cl2 = CUCl2 + CO2 + H2O =>
CU(OH)2 + CO + Cl2 = CUCl2 + CO2 + H2O
C5H10O3N2 + O2 = H2O + NO3 + CO2 =>
C5H10O3N2 + 9 O2 = 5 H2O + 2 NO3 + 5 CO2
P + HIO3 + H2O = H3PO3 + HI =>
2 P + HIO3 + 3 H2O = 2 H3PO3 + HI
NH4CNS + O2 + H2O = NH4HSO4 + HCN =>
2 NH4CNS + 3 O2 + 2 H2O = 2 NH4HSO4 + 2 HCN
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