| Équations équilibrées la veille |
Na2S2O3 + AgNO3 = Na[Ag(S2O3)] + NaNO3
C + H7N = C2H7N =>
2 C + H7N = C2H7N
S2O3{-2} + H2O = SO4{-2} + H{+} + e =>
S2O3{-2} + 5 H2O = 2 SO4{-2} + 10 H{+} + 8e
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ag2CO3 + NH3 = Ag(NH3)2{+} + CO3{2-} =>
Ag2CO3 + 4 NH3 = 2 Ag(NH3)2{+} + CO3{2-}
Na2S2O3 + AgNO3 = Na[Ag(S2O3)] + NaNO3 =>
Na2S2O3 + AgNO3 = Na[Ag(S2O3)] + NaNO3
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
BaCrO4 + HC2H3O2 = Ba + Cr2O7 + C2H3O2 + H2O =>
2 BaCrO4 + 2 HC2H3O2 = 2 Ba + Cr2O7 + 2 C2H3O2 + H2O
CoSO4 + KI + KIO3 + H2O = Co(OH)3 + K2SO4 + I2 =>
2 CoSO4 + 3 KI + KIO3 + 3 H2O = 2 Co(OH)3 + 2 K2SO4 + 2 I2
Pb(CH3COO)2 + NH3 = Pb(NH3)2 + (CH3COO)2 =>
Pb(CH3COO)2 + 2 NH3 = Pb(NH3)2 + (CH3COO)2
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
K2O*Al2O3*2SiO2*H2O = K2O*Al2O3*2SiO2 + H2O =>
K2O*Al2O3*2SiO2*H2O = K2O*Al2O3*2SiO2 + H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Na2CO3 + H3O + Cl = NaCl + H2O + CO2 =>
Na2CO3 + 2 H3O + 2 Cl = 2 NaCl + 3 H2O + CO2
Na3PO4 + Ba(C2H3O2)2 = Na3(C2H3O2)3 + Ba3(PO4)2 =>
2 Na3PO4 + 3 Ba(C2H3O2)2 = 2 Na3(C2H3O2)3 + Ba3(PO4)2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Al(HCO3)3 + AlPO4 = Al2(CO3)3 + H3PO4 =>
Al(HCO3)3 + AlPO4 = Al2(CO3)3 + H3PO4
Fe(SCN)3 + Na2HPO4 = NaSCN + Fe2(HPO4)3 =>
2 Fe(SCN)3 + 3 Na2HPO4 = 6 NaSCN + Fe2(HPO4)3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ni{2+} + NH3 + C4H8N2O2 = NiC8H14N4O4 + NH4{+} =>
Ni{2+} + 2 NH3 + 2 C4H8N2O2 = NiC8H14N4O4 + 2 NH4{+}
H2O + S3 = H + OS2 =>
3 H2O + 2 S3 = 6 H + 3 OS2
K2S2O8 + MnSO4 + H2O = H2SO4 + HMnO4 + KHSO4 =>
5 K2S2O8 + 2 MnSO4 + 8 H2O = 2 H2SO4 + 2 HMnO4 + 10 KHSO4
Al(HCO3)3 + AlPO4 = Al2(CO3)3 + H3PO4 =>
Al(HCO3)3 + AlPO4 = Al2(CO3)3 + H3PO4
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq) =>
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq)
A3 + B = A5B7 =>
5 A3 + 21 B = 3 A5B7
He2 + O = HeO =>
He2 + 2 O = 2 HeO
Cu + HNO3 = CuNO3 + H2 =>
2 Cu + 2 HNO3 = 2 CuNO3 + H2
CuSO4*5H2O + Na2SiO3 = Na2SO4 + CuSiO3 + H2O =>
CuSO4*5H2O + Na2SiO3 = Na2SO4 + CuSiO3 + 5 H2O
Ca(H2PO4)2 + NaHCO3 = CaNa2(HPO4)2 + H2O + CO2 =>
Ca(H2PO4)2 + 2 NaHCO3 = CaNa2(HPO4)2 + 2 H2O + 2 CO2
Ni2O3 = Ni + O2 =>
2 Ni2O3 = 4 Ni + 3 O2
Ni + V = Ni984V116 =>
984 Ni + 116 V = Ni984V116
BaCl2(aq) + MnSO4(aq) = Ba(SO4)2 + MnCl =>
BaCl2(aq) + 2 MnSO4(aq) = Ba(SO4)2 + 2 MnCl
Al2O3 + P2O5 = Al(PO4) =>
Al2O3 + P2O5 = 2 Al(PO4)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Mg(NO3)2 + NH4Br = MgBr2 + NH4(NO3) =>
Mg(NO3)2 + 2 NH4Br = MgBr2 + 2 NH4(NO3)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
As + H{+} + NO3{-} = As3{+} + NO + H2O =>
9 As + 4 H{+} + NO3{-} = 3 As3{+} + NO + 2 H2O
CuOHNO3 + H2O = Cu(OH)2 + HNO3 =>
CuOHNO3 + H2O = Cu(OH)2 + HNO3
NaO + Ca(H2PO4)2 = Na2(HPO4)2 + Ca(OH)2 =>
2 NaO + Ca(H2PO4)2 = Na2(HPO4)2 + Ca(OH)2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
HMnO4 + HBr = H2O + Br2 + MnO2 =>
2 HMnO4 + 6 HBr = 4 H2O + 3 Br2 + 2 MnO2
NaCl + N2 + HCl + H2O = NaClO4 + NH4Cl =>
3 NaCl + 4 N2 + 8 HCl + 12 H2O = 3 NaClO4 + 8 NH4Cl
P(CH6H5)3 + CH3CN = NH3 + CH5P + (CH6H5)CH =>
3 P(CH6H5)3 + 4 CH3CN = 4 NH3 + 3 CH5P + 7(CH6H5)CH
Li + C2 = Li2C2 =>
2 Li + C2 = Li2C2
PbO2 = Pb(s) + O2(g) =>
PbO2 = Pb(s) + O2(g)
(CuOH)2CO3 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
(CuOH)2CO3 + 4 HNO3 = 2 Cu(NO3)2 + 3 H2O + CO2
Mn(s) + HBr = MnBr + H2 =>
2 Mn(s) + 2 HBr = 2 MnBr + H2
H3PO4 + C12H20O10 = P4 + C12H21O13 + H2O =>
4 H3PO4 + 4 C12H20O10 = P4 + 4 C12H21O13 + 4 H2O
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