| Équations équilibrées la veille |
Sr(No3)2 + Na2(Co3) = Sr(Co3) + 2 Na(No3)
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
HN(CH2CO2H)2 + KOH = HN(CH2CO2)2K2 + H2O =>
HN(CH2CO2H)2 + 2 KOH = HN(CH2CO2)2K2 + 2 H2O
AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + (NH4)NO3 =>
2 AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + 2(NH4)NO3
NaCl + (Pb2)3N = (Pb2)Cl + Na3N =>
3 NaCl + (Pb2)3N = 3(Pb2)Cl + Na3N
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
Al(OH) + HCl = Al + HOH + Cl =>
Al(OH) + HCl = Al + HOH + Cl
(c)C5H6O(l) + O2(g) = CO2(g) + H2O(g) =>
(c)C5H6O(l) + 6 O2(g) = 5 CO2(g) + 3 H2O(g)
O3Al2 + Na = ONa2 + Al =>
O3Al2 + 6 Na = 3 ONa2 + 2 Al
FeCl3 + H2O2 = FeO + Cl + H =>
2 FeCl3 + H2O2 = 2 FeO + 6 Cl + 2 H
CH3CH2COOH + Na2O = CH3CH2COONa + H2O =>
2 CH3CH2COOH + Na2O = 2 CH3CH2COONa + H2O
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
KMnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + Cl2 + H2O =>
2 KMnO4 + 10 KCl + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 Cl2 + 8 H2O
C4H8O2 + NaOH = C2H3NaO2 + C2H6O =>
C4H8O2 + NaOH = C2H3NaO2 + C2H6O
NiBr2 + (NH4)2S = BrNH4 + NiS =>
NiBr2 + (NH4)2S = 2 BrNH4 + NiS
ClO2 + NaCl = NaClO2 + Cl =>
ClO2 + NaCl = NaClO2 + Cl
Hg2Cl2 = Cl + Hg =>
Hg2Cl2 = 2 Cl + 2 Hg
Na2Cr2O7 + Na(OH) = Na2CrO4 + H2O =>
Na2Cr2O7 + 2 Na(OH) = 2 Na2CrO4 + H2O
(NH3)4 + O5 = N2O + H2O =>
5(NH3)4 + 8 O5 = 10 N2O + 30 H2O
Ca(s) + O2(g) = CaO2 =>
Ca(s) + O2(g) = CaO2
C4H10H + O2 = H2O + CO2 =>
4 C4H10H + 27 O2 = 22 H2O + 16 CO2
V2(Cr2O7)3 + Zn(C2H3O2)2 = V(C2H3O2)3 + ZnCr2O7 =>
V2(Cr2O7)3 + 3 Zn(C2H3O2)2 = 2 V(C2H3O2)3 + 3 ZnCr2O7
C6H8O7(aq) + CaCO3(s) = CO2 + Ca3(C6H5O7)2 + H2O =>
2 C6H8O7(aq) + 3 CaCO3(s) = 3 CO2 + Ca3(C6H5O7)2 + 3 H2O
HNO3(aq) + H2S(g) = NO(g) + H2O + S(s) =>
2 HNO3(aq) + 3 H2S(g) = 2 NO(g) + 4 H2O + 3 S(s)
H3BO3 + NaOH = NaH2BO3 + H2O =>
H3BO3 + NaOH = NaH2BO3 + H2O
AgJ = Ag + J2(k) =>
2 AgJ = 2 Ag + J2(k)
(CH3(CH2)6(CH3)) + O2 = CO2 + H2O =>
2(CH3(CH2)6(CH3)) + 25 O2 = 16 CO2 + 18 H2O
Ag3 + Cu(NO3)2 = Cu + Ag(NO3)2 =>
Ag3 + 3 Cu(NO3)2 = 3 Cu + 3 Ag(NO3)2
Br(l) + CaI(aq) = CaBr(aq) + I(s) =>
Br(l) + CaI(aq) = CaBr(aq) + I(s)
Sb + NO2 = Sb4O6 + NO =>
4 Sb + 6 NO2 = Sb4O6 + 6 NO
Mg2 + Ag(NO3) = Mg(NO3)2 + Ag =>
Mg2 + 4 Ag(NO3) = 2 Mg(NO3)2 + 4 Ag
(CoOH)2 + NaOH = (CoONa)2 + H2O =>
(CoOH)2 + 2 NaOH = (CoONa)2 + 2 H2O
ZrClO4 = ZrO + ClO3 =>
ZrClO4 = ZrO + ClO3
Se + Cl2 + O2 = SeOCl =>
2 Se + Cl2 + O2 = 2 SeOCl
Na2CO3(aq) + HCI(aq) = NaCI(aq) + H2CO3(aq) =>
Na2CO3(aq) + 2 HCI(aq) = 2 NaCI(aq) + H2CO3(aq)
Pb(SO4)2 + CoBr3 = PbBr3 + Co(SO4)2 =>
Pb(SO4)2 + CoBr3 = PbBr3 + Co(SO4)2
C7H10O + K2Cr2O7 + H2SO4 = C7H8O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C7H10O + K2Cr2O7 + 4 H2SO4 = 3 C7H8O + Cr2(SO4)3 + K2SO4 + 7 H2O
HTeO4 + I = Te + IO3 + H2O =>
6 HTeO4 + 7 I = 6 Te + 7 IO3 + 3 H2O
C2H5CHO + [Ag(NH3)]OH = CH3COOH + Ag + NH3 + H2O =>
2 C2H5CHO + 8[Ag(NH3)]OH = 3 CH3COOH + 8 Ag + 8 NH3 + 4 H2O
HgF2 + Al2O3 = HgO + AlF3 =>
3 HgF2 + Al2O3 = 3 HgO + 2 AlF3
InF3 + K = KF + In =>
InF3 + 3 K = 3 KF + In
C14H10O4 + HCl + KOH = C10H6O4 + CH3OH + KCl =>
11 C14H10O4 + 32 HCl + 32 KOH = 13 C10H6O4 + 24 CH3OH + 32 KCl
AgNO3 + PbCl2 = AgCl + Pb(NO3)2 =>
2 AgNO3 + PbCl2 = 2 AgCl + Pb(NO3)2
Ti + NaClO = Na + O + TiCl3 =>
Ti + 3 NaClO = 3 Na + 3 O + TiCl3
Mg(ClO3)2 = Mg + (ClO3) =>
Mg(ClO3)2 = Mg + 2(ClO3)
HNO3 + FeSO + H2SO4 = NO + Fe2(SO4)3 + H2O =>
14 HNO3 + 6 FeSO + 3 H2SO4 = 14 NO + 3 Fe2(SO4)3 + 10 H2O
HgO(s) + CO2(g) = Hg(CO3) =>
HgO(s) + CO2(g) = Hg(CO3)
Al2(SO4)3 + NaOH = Al(OH)3 + Na2(SO4) =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2(SO4)
C3H7NO2(aq) + O2(g) = CO2(g) + H2O(l) + CH4N2O(aq) =>
2 C3H7NO2(aq) + 6 O2(g) = 5 CO2(g) + 5 H2O(l) + CH4N2O(aq)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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