| Équations équilibrées la veille |
N2 + S = N2S
C4HIO + O2 = O2C4HIO =>
C4HIO + O2 = O2C4HIO
CH4 + H2SO4 = CO2 + SO2 + H2O =>
CH4 + 4 H2SO4 = CO2 + 4 SO2 + 6 H2O
Al(OH)3 + CuCl2 = Cu(OH)2 + AlCl3 =>
2 Al(OH)3 + 3 CuCl2 = 3 Cu(OH)2 + 2 AlCl3
Cu + HNO3 + H2SO4 + H2O = (CuSO4*5H2O) + NO2 =>
Cu + 2 HNO3 + H2SO4 + 3 H2O = (CuSO4*5H2O) + 2 NO2
N2H4 + F2 = NF3 + H2 =>
N2H4 + 3 F2 = 2 NF3 + 2 H2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3CH2OH + HCl = CH3CH2(CH2)2Cl + H2O =>
2 CH3CH2OH + HCl = CH3CH2(CH2)2Cl + 2 H2O
N2H4 + O = N2 + H2O =>
N2H4 + 2 O = N2 + 2 H2O
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
Fe(H2O)6{3+} + OH{-} = Fe(OH)3 + H2O =>
Fe(H2O)6{3+} + 3 OH{-} = Fe(OH)3 + 6 H2O
H3BO3 + Na2CO3 = Na2B4O7 + CO2 + H2O =>
4 H3BO3 + Na2CO3 = Na2B4O7 + CO2 + 6 H2O
N2H4 + Zn + HCl = ZnCl2 + NH3 =>
N2H4 + Zn + 2 HCl = ZnCl2 + 2 NH3
Cu + FeCl{-2} = CuCl{-2} + Fe =>
Cu + FeCl{-2} = CuCl{-2} + Fe
K2CO3 + Zn(NO3)2 = ZnCO3 + KNO3 =>
K2CO3 + Zn(NO3)2 = ZnCO3 + 2 KNO3
K2Cr2O7 + NaBr + H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + Br + H2O =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 6 Br + 7 H2O
Fe2O3 + H2O4S = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2O4S = Fe2(SO4)3 + 3 H2O
H2O2 + K2Cr2O7 + H2SO4 = Cr(O2)2 + H2O + K2SO4 =>
2 H2O2 + K2Cr2O7 + H2SO4 = 2 Cr(O2)2 + 3 H2O + K2SO4
KI + Cu2(SO4) = CuI + K2(SO4) =>
2 KI + Cu2(SO4) = 2 CuI + K2(SO4)
Mn2O7 + NaOH = MnOH + Na2O7 =>
Mn2O7 + 2 NaOH = 2 MnOH + Na2O7
Mg(OH)2 + CuSO4 = Mg(SO4) + Cu(OH)2 =>
Mg(OH)2 + CuSO4 = Mg(SO4) + Cu(OH)2
Li2CN2 + H2O = LiOH + H2CN2 =>
Li2CN2 + 2 H2O = 2 LiOH + H2CN2
Ba(CH3COO)2 + H2CrO4 = BaCrO4 + CH3COOH =>
Ba(CH3COO)2 + H2CrO4 = BaCrO4 + 2 CH3COOH
Na2O + H2O = NaH + (O2)3 =>
3 Na2O + 3 H2O = 6 NaH + (O2)3
NH4NO3 + CuOHCO = CuNO + CO + H2O =>
NH4NO3 + 2 CuOHCO = 2 CuNO + 2 CO + 3 H2O
C7H5BiO4 + O2 = CO2 + H2O + Bi2O3 =>
2 C7H5BiO4 + 14 O2 = 14 CO2 + 5 H2O + Bi2O3
C2H12S(l) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
C2H12S(l) + 6 O2(g) = 2 CO2(g) + 6 H2O(l) + SO2(g)
N2O5 + Al = Al2O3 + N =>
3 N2O5 + 10 Al = 5 Al2O3 + 6 N
NH + I = NI3 + H =>
NH + 3 I = NI3 + H
P4 + K(OH) + H2O = KPO2H2 + PH3 =>
P4 + 3 K(OH) + 3 H2O = 3 KPO2H2 + PH3
Pb(HO)2 + CuNO3 = Pb(NO3)2 + CuOH =>
Pb(HO)2 + 2 CuNO3 = Pb(NO3)2 + 2 CuOH
Cu(s) + HNO3(aq) = Cu(NO3)2 + NO(g) + H2O =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2 + 2 NO(g) + 4 H2O
NH2 + H2O = NH3 + O2 =>
4 NH2 + 2 H2O = 4 NH3 + O2
NH4OH + HNO3 = (NH4)3O4 + H2O =>
19 NH4OH + 5 HNO3 = 8(NH4)3O4 + 2 H2O
C2H2 + O2 = CO2 + H2O52 =>
C2H2 + 28 O2 = 2 CO2 + H2O52
Na + MgF2 = NaF + Mg2 =>
4 Na + 2 MgF2 = 4 NaF + Mg2
H{+} + Cr2O7{2-} + SO3{2-} = HSO4{-} + Cr{3+} + H2O =>
11 H{+} + Cr2O7{2-} + 3 SO3{2-} = 3 HSO4{-} + 2 Cr{3+} + 4 H2O
NH3(aq) + O2(g) = NO(g) + H2O(l) =>
4 NH3(aq) + 5 O2(g) = 4 NO(g) + 6 H2O(l)
C2H2 + Br2 = Br4C2H2 =>
C2H2 + 2 Br2 = Br4C2H2
LiCl + Ca2O2 = CaCl2 + Li2O =>
4 LiCl + Ca2O2 = 2 CaCl2 + 2 Li2O
NH3 + Cl2 = NH4Cl + N2 =>
8 NH3 + 3 Cl2 = 6 NH4Cl + N2
HCN + H2O = CN{-} + OH{+} + H =>
HCN + H2O = CN{-} + OH{+} + 2 H
NH3 + HC2H3O2 = C2H3O2{-} + NH4{+} =>
NH3 + HC2H3O2 = C2H3O2{-} + NH4{+}
Na2CO3 + FeCrO4 + O2 = Fe2O3 + Na4Cr2O8 + CO6 =>
4 Na2CO3 + 4 FeCrO4 + 9 O2 = 2 Fe2O3 + 2 Na4Cr2O8 + 4 CO6
Ba(OH)2(aq) + AgNO3(aq) = Ba(NO3)2 + AgOH =>
Ba(OH)2(aq) + 2 AgNO3(aq) = Ba(NO3)2 + 2 AgOH
Mg + HNO3(p) = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3(p) = 4 Mg(NO3)2 + NH3 + 3 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
NH4(OH) + H2SO4 = (NH4)2(SO4) + H2O =>
2 NH4(OH) + H2SO4 = (NH4)2(SO4) + 2 H2O
NH4F + LiOH = H2O + LiF + NH3 =>
NH4F + LiOH = H2O + LiF + NH3
Pb(NO3)2 + HCl = PbCl2 + (NO3)H =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2(NO3)H
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