| Équations équilibrées la veille |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ba(NO3)2 + Cu2SO4 = BaSO4 + CuNO3 =>
Ba(NO3)2 + Cu2SO4 = BaSO4 + 2 CuNO3
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
CaCO3 + C6H8O7 = Ca(CH3COO)2 + H2O + CO2 =>
9 CaCO3 + 8 C6H8O7 = 9 Ca(CH3COO)2 + 5 H2O + 21 CO2
C20H42 + O2 = CO2 + HO =>
C20H42 + 41 O2 = 20 CO2 + 42 HO
Pb(OH)2 + HBr = PbBr2 + H2O =>
Pb(OH)2 + 2 HBr = PbBr2 + 2 H2O
CH3COOH + NaOH = H2O + NaCH3COO =>
CH3COOH + NaOH = H2O + NaCH3COO
BH4{-} + H2O = [B(OH)4]{-} + H2 =>
BH4{-} + 4 H2O = [B(OH)4]{-} + 4 H2
HF(aq) + Ba(OH)2(aq) = BaF2(aq) + H2O(l) =>
2 HF(aq) + Ba(OH)2(aq) = BaF2(aq) + 2 H2O(l)
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2CO3 + Zn(OH)2 = (ZnOH)2CO3 + H2O =>
H2CO3 + 2 Zn(OH)2 = (ZnOH)2CO3 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HClO(aq) + Ca(OH)2 = Ca(ClO)2 + H2O =>
2 HClO(aq) + Ca(OH)2 = Ca(ClO)2 + 2 H2O
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
BaS + NH4I = BaI2 + (NH4)2S =>
BaS + 2 NH4I = BaI2 + (NH4)2S
Na2S + AgI2 = NaI + AgS =>
Na2S + AgI2 = 2 NaI + AgS
Fe(OH)2 + O2 = FeO + OH =>
2 Fe(OH)2 + O2 = 2 FeO + 4 OH
Co + S = Co2S3 =>
2 Co + 3 S = Co2S3
Cr(OH)3 + HNO3 = Cr(NO3)3 + H2O =>
Cr(OH)3 + 3 HNO3 = Cr(NO3)3 + 3 H2O
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
Au + HCl + H2O2 = HAuCl4 + H2O =>
2 Au + 8 HCl + 3 H2O2 = 2 HAuCl4 + 6 H2O
VCl2 + KMnO4 + HCl = VCl3 + MnCl2 + H2O + KCl =>
5 VCl2 + KMnO4 + 8 HCl = 5 VCl3 + MnCl2 + 4 H2O + KCl
CH11COOH + O2 = CO2 + H2O =>
CH11COOH + 4 O2 = 2 CO2 + 6 H2O
Cu(C2H3O2) + Na2CO3 = Na + C2H3O2 + Cu(CO3) =>
Cu(C2H3O2) + Na2CO3 = 2 Na + C2H3O2 + Cu(CO3)
NH3 + CuO = NO + H2 + Cu =>
2 NH3 + 2 CuO = 2 NO + 3 H2 + 2 Cu
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
NaI(ac) + Cl2(g) + HCCl3(l) = NaCl(ac) + HI + CCl3 =>
2 NaI(ac) + Cl2(g) + 2 HCCl3(l) = 2 NaCl(ac) + 2 HI + 2 CCl3
Ag(aq) + Na2CO3(aq) = Ag2CO3(s) + Na(aq) =>
2 Ag(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 Na(aq)
MnSO4NaClONaOH = MnO2Na2SO4HCl =>
MnSO4NaClONaOH = MnO2Na2SO4HCl
Fe + NaF = FeNa + F =>
Fe + NaF = FeNa + F
O2 + HCl = H2O + Cl7 =>
7 O2 + 28 HCl = 14 H2O + 4 Cl7
NaHCO3 + K = Na + KHCO3 =>
NaHCO3 + K = Na + KHCO3
NiCl2*6H2O + KNO2 = K4Ni(NO2)6 + H2O + KCl =>
NiCl2*6H2O + 6 KNO2 = K4Ni(NO2)6 + 6 H2O + 2 KCl
KOH + Ba(C2H3O2)2 = K(C2H3O2)2 + Ba(OH) =>
KOH + Ba(C2H3O2)2 = K(C2H3O2)2 + Ba(OH)
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
P + SO2 = P2SO2 =>
2 P + SO2 = P2SO2
NaHCO3 + CH3(CH2)16COOH = H3(CH2)16COONa + H2O + CO2 =>
26 NaHCO3 + 25 CH3(CH2)16COOH = 26 H3(CH2)16COONa + 8 H2O + 34 CO2
HNO3 + NaCH3CO2 = NaNO3 + HCH3CO2 =>
HNO3 + NaCH3CO2 = NaNO3 + HCH3CO2
FeSO4 + Cl2 = Fe2(SO4)3 + FeCl3 =>
6 FeSO4 + 3 Cl2 = 2 Fe2(SO4)3 + 2 FeCl3
HCl(aq) + K2CrO4 = K2Cl(aq) + HCrO4(aq) =>
HCl(aq) + K2CrO4 = K2Cl(aq) + HCrO4(aq)
Co(OH)2 + H2SO4 = CoSO4 + H2O =>
Co(OH)2 + H2SO4 = CoSO4 + 2 H2O
MgCl2 + NH4NO3 + KH2PO4 + NaOH + H2O = MgNH4PO4*6H2O + KNO3 + NaCl =>
MgCl2 + NH4NO3 + KH2PO4 + 2 NaOH + 4 H2O = MgNH4PO4*6H2O + KNO3 + 2 NaCl
FeCl2(ac) + H2O2(ac) + HCl(ac) = FeCl3(ac) + H2O(l) =>
2 FeCl2(ac) + H2O2(ac) + 2 HCl(ac) = 2 FeCl3(ac) + 2 H2O(l)
Na2CO3 + HC1 = CO2 + H2O + NaC1 =>
Na2CO3 + 2 HC1 = CO2 + H2O + 2 NaC1
Cu2O + N2 + CaCl2 + H2O = Ca(NO3)2 + HCl + Cu =>
5 Cu2O + N2 + CaCl2 + H2O = Ca(NO3)2 + 2 HCl + 10 Cu
NaHSO4 + CH4 = NaH + SO2 + H2O + CO2 =>
2 NaHSO4 + CH4 = 2 NaH + 2 SO2 + 2 H2O + CO2
NaOH + HCl = NaCl + H2O = =>
NaOH + HCl = NaCl + H2O
H2SO4 + C6H10O5 = H2O + SO2 + CO2 =>
12 H2SO4 + C6H10O5 = 17 H2O + 12 SO2 + 6 CO2
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