| Équations équilibrées la veille |
3 N2O + 2 K2Cr2O7 + 8 H2SO4 = 3 N2O3 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
CuCl2 + NH4OH = Cu(OH)2 + NH4Cl =>
CuCl2 + 2 NH4OH = Cu(OH)2 + 2 NH4Cl
HC1O3 + H2SO3 = H2SO4 + HC1 =>
HC1O3 + 3 H2SO3 = 3 H2SO4 + HC1
H4 + MnO2 = Mn2 + H2O =>
2 H4 + 2 MnO2 = Mn2 + 4 H2O
KMgO4 = KMgO2 + O2 =>
KMgO4 = KMgO2 + O2
O2 + HCl = HClO2 =>
O2 + HCl = HClO2
KAlSi3O8 + H + H2O = KAl2(AlSi3)O10(OH)2 + K + H4SiO4 =>
3 KAlSi3O8 + 2 H + 12 H2O = KAl2(AlSi3)O10(OH)2 + 2 K + 6 H4SiO4
KMnO4 + (CH3COCH2COCH3) = Mn + (CH3COCHCOCH3)3 + KOH + H2O =>
3 KMnO4 + 21(CH3COCH2COCH3) = 3 Mn + 7(CH3COCHCOCH3)3 + 3 KOH + 9 H2O
Te + H2O = TeO + H =>
Te + H2O = TeO + 2 H
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cr(NO3) + ZnCl = Zn(NO3) + CrCl =>
Cr(NO3) + ZnCl = Zn(NO3) + CrCl
C2H6O(C2H5OH)(l) + O2 = CO2 + H2O =>
C2H6O(C2H5OH)(l) + 6 O2 = 4 CO2 + 6 H2O
Zn + Pb = Zn(Pb) =>
Zn + Pb = Zn(Pb)
Cs2OH2O = Cs2O2H2 =>
Cs2OH2O = Cs2O2H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg3Si2O5(OH)4 + CO2 + H2O = Mg5(CO3)4(OH)2*4H2O + SiO2 =>
5 Mg3Si2O5(OH)4 + 12 CO2 + 5 H2O = 3 Mg5(CO3)4(OH)2*4H2O + 10 SiO2
NaNO3 + CdS = Na(NO3)CdS =>
NaNO3 + CdS = Na(NO3)CdS
Cu(OH)2 + C6H12O6 = Cu2O + CO2 + H2O =>
24 Cu(OH)2 + C6H12O6 = 12 Cu2O + 6 CO2 + 30 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O = =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3CO2H + PbO = H2O + PbC4H6O4 =>
2 CH3CO2H + PbO = H2O + PbC4H6O4
NH4HO = H2O + NH3 =>
NH4HO = H2O + NH3
Ba(NO3)2 + Na2S2O3 = Ba(S2O3) + NaNO3 =>
Ba(NO3)2 + Na2S2O3 = Ba(S2O3) + 2 NaNO3
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
Na(s) + Fe2O3(s) = Na2O(s) + Fe(s) =>
6 Na(s) + Fe2O3(s) = 3 Na2O(s) + 2 Fe(s)
K2[Cu(C2O4)2] = K2CO3 + CuO + CO2 + CO =>
K2[Cu(C2O4)2] = K2CO3 + CuO + CO2 + 2 CO
NI(OH)3 + HCl = NICl3 + H2O =>
NI(OH)3 + 3 HCl = NICl3 + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
NaClO2 + H2O2 = ClO2 + NaOH =>
2 NaClO2 + H2O2 = 2 ClO2 + 2 NaOH
HINaOH = NaI + H2O =>
HINaOH = NaI + H2O
BaCl2 + Ag3PO4 = AgCl + Ba3(PO4)2 =>
3 BaCl2 + 2 Ag3PO4 = 6 AgCl + Ba3(PO4)2
P2Cl5 = P4 + Cl2 =>
2 P2Cl5 = P4 + 5 Cl2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Li2O + H2 = Li + H2O =>
Li2O + H2 = 2 Li + H2O
Ba + Ag(C2H3O2) = Ba(C2H3O2)2 + Ag =>
Ba + 2 Ag(C2H3O2) = Ba(C2H3O2)2 + 2 Ag
O + HCl + NaH = NaCl + H2O =>
O + HCl + NaH = NaCl + H2O
HI + KNO2 = HNO2 + KI =>
HI + KNO2 = HNO2 + KI
Cr2S3 + MnF2 = Cr2Mn + F2S3 =>
Cr2S3 + MnF2 = Cr2Mn + F2S3
C16H34 + O2 = CO + H2O =>
2 C16H34 + 33 O2 = 32 CO + 34 H2O
Mn(NO3)2 + NaOH + Br2 = MnO2 + NaNO3 + NaBr + H2O =>
Mn(NO3)2 + 4 NaOH + Br2 = MnO2 + 2 NaNO3 + 2 NaBr + 2 H2O
NH4Cl + Na2CO3 = NaCl + H2O + CO2 + NH3 =>
2 NH4Cl + Na2CO3 = 2 NaCl + H2O + CO2 + 2 NH3
NaOH + Mg(NO3)2 = Mg(OH)2 + NaNO3 =>
2 NaOH + Mg(NO3)2 = Mg(OH)2 + 2 NaNO3
P4(s) + O2(g) = P4O2(s) =>
P4(s) + O2(g) = P4O2(s)
AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3
Cr2O3 + MnO2 = CrO3 + Mn =>
2 Cr2O3 + 3 MnO2 = 4 CrO3 + 3 Mn
H2SO4(aq) + BaCl2(aq) = BaSO4(s) + HCl =>
H2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 HCl
HI(g) = H2(g) + I(g) =>
2 HI(g) = H2(g) + 2 I(g)
Al2(SO4)3 + CaO2H2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 CaO2H2 = 2 Al(OH)3 + 3 CaSO4
Mg + H2CO3 = H + MgCO3 =>
Mg + H2CO3 = 2 H + MgCO3
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
Ce + PbO2 = CePb + O =>
Ce + PbO2 = CePb + 2 O
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