| Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
Zn(SO4) + Ba(NO3)2 = Ba(SO4) + Zn(NO3)2 =>
Zn(SO4) + Ba(NO3)2 = Ba(SO4) + Zn(NO3)2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
HNo3 + Al(OH)3 = Al(No3)3 + H2O =>
3 HNo3 + Al(OH)3 = Al(No3)3 + 3 H2O
CuCl2 + CaO = CuCl + CaCl2 + O2 =>
4 CuCl2 + 2 CaO = 4 CuCl + 2 CaCl2 + O2
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + H2O + C4H8O2 =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O + 3 C4H8O2
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
CH3COOH(aq) + O2(g) = CO2(g) + H2O(g) =>
CH3COOH(aq) + 2 O2(g) = 2 CO2(g) + 2 H2O(g)
C2H3Cl3 + O2 = CO + H2O + Cl2 =>
4 C2H3Cl3 + 7 O2 = 8 CO + 6 H2O + 6 Cl2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaHCO{3} + H{3}C{6}H{5}O{7} = CO{2} + H{2}0 + Na{3}C{6}H{5}O{7} =>
NaHCO{3} + 4 H{3}C{6}H{5}O{7} = CO{2} + 5 H{2}0 + Na{3}C{6}H{5}O{7}
H2SO4 + NH4 = HNO3 + SO2 + H2O =>
9 H2SO4 + 2 NH4 = 2 HNO3 + 9 SO2 + 12 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
N2O5 + FeO = Fe3(NO4)2 =>
N2O5 + 3 FeO = Fe3(NO4)2
CuSO4 + NaOH = [Cu2(OH)2]SO4 + Na2SO4 =>
2 CuSO4 + 2 NaOH = [Cu2(OH)2]SO4 + Na2SO4
N2H4 + K2CrO7 + HCl = KCl + CrCl + N2 + H2O =>
11 N2H4 + 4 K2CrO7 + 12 HCl = 8 KCl + 4 CrCl + 11 N2 + 28 H2O
CuBr2 + (NH4)2S = CuS + BrNH4 =>
CuBr2 + (NH4)2S = CuS + 2 BrNH4
CH2CHC02CH2CH3 + NaOH + H2O = C3H803 + NaCO2H =>
809 CH2CHC02CH2CH3 + 4794 NaOH + 4794 H2O = 20 C3H803 + 4794 NaCO2H
As4O10 + H2O = H3AsO4 =>
As4O10 + 6 H2O = 4 H3AsO4
CuNO3 = Cu + NO3 =>
CuNO3 = Cu + NO3
Fe(OH)2 + HBr = FeBr2 + H2O =>
Fe(OH)2 + 2 HBr = FeBr2 + 2 H2O
NH2CH2COOH + O2 = CO2 + H2O + NH3 =>
2 NH2CH2COOH + 3 O2 = 4 CO2 + 2 H2O + 2 NH3
Al(s) + Fe2O3(aq) = Al2O3(aq) + Fe(s) =>
2 Al(s) + Fe2O3(aq) = Al2O3(aq) + 2 Fe(s)
Na + MgCl = NaMgCl =>
Na + MgCl = NaMgCl
Ag + PbSO4 = AgSO4 + Pb =>
Ag + PbSO4 = AgSO4 + Pb
K2CrO4 + MgSO4 = K2SO4 + MgCrO4 =>
K2CrO4 + MgSO4 = K2SO4 + MgCrO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O =>
C2H5NH2 + HNO2 = C2H5OH + N2 + H2O
Al2(SO4)3 + H3(PO4) = AlPO4 + H2SO4 =>
Al2(SO4)3 + 2 H3(PO4) = 2 AlPO4 + 3 H2SO4
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
HClO + Br2 + H2O = HCl + HBrO3 =>
5 HClO + Br2 + H2O = 5 HCl + 2 HBrO3
As4O6 + Cl2 + H2O = H3AsO4 + HCl =>
As4O6 + 4 Cl2 + 10 H2O = 4 H3AsO4 + 8 HCl
FeBr3 + (NH4)2S = Fe2S3 + NH4Br =>
2 FeBr3 + 3(NH4)2S = Fe2S3 + 6 NH4Br
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Ag(s) + HBr(aq) = AgBr3(aq) + H2(g) =>
2 Ag(s) + 6 HBr(aq) = 2 AgBr3(aq) + 3 H2(g)
Na3P + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Na3PO4 + H2O =>
5 Na3P + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 4 K2SO4 + 5 Na3PO4 + 12 H2O
FeCl3 + FeCl2 + CH3COONa + H2O = Fe3O4 + NaCl + CH3COOH =>
2 FeCl3 + FeCl2 + 8 CH3COONa + 4 H2O = Fe3O4 + 8 NaCl + 8 CH3COOH
SN + Au(NO3)3 = SN(NO3)4 + Au =>
3 SN + 4 Au(NO3)3 = 3 SN(NO3)4 + 4 Au
SrF2 + H3PO4 = Sr3(PO4)2 + H(F) =>
3 SrF2 + 2 H3PO4 = Sr3(PO4)2 + 6 H(F)
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
MnO2 + NaClO3 = MnO3 + NaClO =>
2 MnO2 + NaClO3 = 2 MnO3 + NaClO
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
CH3CH2CH2CH2CH2CH2CHNH2COOH + O2 = CO2 + H2O + N2 =>
4 CH3CH2CH2CH2CH2CH2CHNH2COOH + 45 O2 = 32 CO2 + 34 H2O + 2 N2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HClO3 + H2O = ClO3 + H3O =>
HClO3 + H2O = ClO3 + H3O
Pt + Au(NO3)2 = Pt(NO3) + Au =>
2 Pt + Au(NO3)2 = 2 Pt(NO3) + Au
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