| Équations équilibrées la veille |
SiC + NH3 = SiCN + 3 H
Ca + Ca(NO3)2 = CaO + NO2 =>
Ca + Ca(NO3)2 = 2 CaO + 2 NO2
Ca + CaAl12O19 = CaAl4O7 + Al =>
12 Ca + 7 CaAl12O19 = 19 CaAl4O7 + 8 Al
CaCl2O + SnSO4 + H2SO4 = CaCl2 + Sn(SO4)2 + H2O =>
CaCl2O + SnSO4 + H2SO4 = CaCl2 + Sn(SO4)2 + H2O
(NH4)(NO3) + LiOH = LiNO3 + NH3 + H2O =>
(NH4)(NO3) + LiOH = LiNO3 + NH3 + H2O
H4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 H4NO3(s) = N2(g) + O2(g) + 4 H2O(g)
C3H78 + O2 = CO2 + H2O =>
2 C3H78 + 45 O2 = 6 CO2 + 78 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
AgNO2 + K2S = Ag2S + KNO2 =>
2 AgNO2 + K2S = Ag2S + 2 KNO2
Cu + Pb(NO3)2 = Cu(NO3) + Pb2 =>
4 Cu + 2 Pb(NO3)2 = 4 Cu(NO3) + Pb2
NiCl2 + (NH4)S = NH4Cl + NiS2 =>
NiCl2 + 2(NH4)S = 2 NH4Cl + NiS2
ZnO + Cr2O3 + Co3O3 = Co95Zn5Cr2O4 + O =>
15 ZnO + 3 Cr2O3 + 95 Co3O3 = 3 Co95Zn5Cr2O4 + 297 O
Ba(NO3)2 = Ba2 + NO3 =>
2 Ba(NO3)2 = Ba2 + 4 NO3
S + Ca(OH)2 = CaS4 + H2O + CaS2O3 =>
10 S + 3 Ca(OH)2 = 2 CaS4 + 3 H2O + CaS2O3
K(SiO3) + CaCl2 = Ca(SiO3)2 + KCl =>
2 K(SiO3) + CaCl2 = Ca(SiO3)2 + 2 KCl
CrCl2 = Cl2 + Cr =>
CrCl2 = Cl2 + Cr
Fe2(SO4)3 + Li3PO4 = FePO4 + Li2SO4 =>
Fe2(SO4)3 + 2 Li3PO4 = 2 FePO4 + 3 Li2SO4
Hg2O = Hg + O2 =>
2 Hg2O = 4 Hg + O2
K2CO3 + HC1 = KC1 + CO2 + H2O =>
K2CO3 + 2 HC1 = 2 KC1 + CO2 + H2O
F + S2 = FS =>
2 F + S2 = 2 FS
CoCl2 + KIO3 = CoIO3 + KCl2 =>
CoCl2 + KIO3 = CoIO3 + KCl2
P + H = HP =>
P + H = HP
(NH4)(NO3) + KOH = KNO3 + H2O + NH =>
3(NH4)(NO3) + 2 KOH = 2 KNO3 + 5 H2O + 4 NH
CrCl3 + Pb = PbCl2 + Cr =>
2 CrCl3 + 3 Pb = 3 PbCl2 + 2 Cr
HgS + C = CS2 + Hg =>
2 HgS + C = CS2 + 2 Hg
Al2O3 + CaOH = CaAlO2 + H2O =>
Al2O3 + 2 CaOH = 2 CaAlO2 + H2O
KOH + Fe(NO3)2 = Fe(OH)2 + KNO3 =>
2 KOH + Fe(NO3)2 = Fe(OH)2 + 2 KNO3
Ni2ClO3 = Ni2Cl + O2 =>
2 Ni2ClO3 = 2 Ni2Cl + 3 O2
SO3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
SO3{2-} + Cl2 + 2 OH{-} = SO4{2-} + 2 Cl{-} + H2O
HBrO3 + Ca(OH)2 = Ca(BrO3)2 + H2O =>
2 HBrO3 + Ca(OH)2 = Ca(BrO3)2 + 2 H2O
(NH4)2SO4 + Pb(OH)2 = PbSO4 + NH4(OH) =>
(NH4)2SO4 + Pb(OH)2 = PbSO4 + 2 NH4(OH)
CH3CH2Cl + KOH = C2H5OH + KCl =>
CH3CH2Cl + KOH = C2H5OH + KCl
PF5 + Br2 = PBr3 + F2 =>
2 PF5 + 3 Br2 = 2 PBr3 + 5 F2
CrCl3 + Pb = PbCl2 + Cr =>
2 CrCl3 + 3 Pb = 3 PbCl2 + 2 Cr
F2 + H2O = F2H2O =>
F2 + H2O = F2H2O
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
FeCl3 + K4[Fe(CN)6] = KCl + FeK[Fe(CN)6] =>
FeCl3 + K4[Fe(CN)6] = 3 KCl + FeK[Fe(CN)6]
Li2CO3(s) + HCl(aq) = LiCl(s) + H2O(l) + CO2(g) =>
Li2CO3(s) + 2 HCl(aq) = 2 LiCl(s) + H2O(l) + CO2(g)
BeSO4 + Na2CO3 + H2O = Be2(OH)2CO3 + CO2 + Na2SO4 =>
2 BeSO4 + 2 Na2CO3 + H2O = Be2(OH)2CO3 + CO2 + 2 Na2SO4
CrCl3 + Pb = PbCl2 + Cr =>
2 CrCl3 + 3 Pb = 3 PbCl2 + 2 Cr
Al2O3 + P2O5 = AlPO4 =>
Al2O3 + P2O5 = 2 AlPO4
CH3OH + HCHO = (CH3CO)2 + H2O =>
CH3OH + 3 HCHO = (CH3CO)2 + 2 H2O
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
Ba(NO3)2 + Na2CrO4(aq) = BaCrO4(s) + NaNO3(aq) =>
Ba(NO3)2 + Na2CrO4(aq) = BaCrO4(s) + 2 NaNO3(aq)
CuSO4 + H2O = CuOH2 + SO4 =>
CuSO4 + H2O = CuOH2 + SO4
NaOH + H2CO3 = Na2(CO3) + H2O =>
2 NaOH + H2CO3 = Na2(CO3) + 2 H2O
CuCO3 + HNO3 = Cu(NO3)2CO2 + H2O =>
CuCO3 + 2 HNO3 = Cu(NO3)2CO2 + H2O
CH3CH2CCCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 CH3CH2CCCH3 + 16 KMnO4 + 24 H2SO4 = 25 CH3COOH + 16 MnSO4 + 8 K2SO4 + 14 H2O
Hg2O = Hg + O2 =>
2 Hg2O = 4 Hg + O2
H3AsO4 + HCl = Cl2 + H2O + As4O6 =>
4 H3AsO4 + 8 HCl = 4 Cl2 + 10 H2O + As4O6
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