| Équations équilibrées la veille |
2 NH4NO3 + MnBr2 = 2 NH4Br + Mn(NO3)2
N2H4O3 = N2O + H2O =>
N2H4O3 = N2O + 2 H2O
H3 = HH2 =>
H3 = HH2
KNO3 + NaBr = KNa + BrNO3 =>
KNO3 + NaBr = KNa + BrNO3
Na3MnO4 + HCl = MnCl2 + Cl2 + NaCl + H2O =>
2 Na3MnO4 + 16 HCl = 2 MnCl2 + 3 Cl2 + 6 NaCl + 8 H2O
HCl + H2O2 = H2O + OCl =>
2 HCl + 3 H2O2 = 4 H2O + 2 OCl
LiOBr + HI = HOBr + LiI =>
LiOBr + HI = HOBr + LiI
SO4{-} + H{+} + e = S + H2O =>
SO4{-} + 8 H{+} + 7e = S + 4 H2O
Ba(OH)2 + PbS = Pb(OH)2 + BaS =>
Ba(OH)2 + PbS = Pb(OH)2 + BaS
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
CO2 + RbOH = RbHCO3 =>
CO2 + RbOH = RbHCO3
Pb(NO3)2 + FeSO4 = PbSO4 + Fe(NO3)2 =>
Pb(NO3)2 + FeSO4 = PbSO4 + Fe(NO3)2
As2S3 + K2Cr2O7 + H2SO4 = H3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 As2S3 + 14 K2Cr2O7 + 47 H2SO4 = 6 H3AsO4 + 14 K2SO4 + 14 Cr2(SO4)3 + 38 H2O
HL + K2CO3 = H2O + CO2 + KL =>
2 HL + K2CO3 = H2O + CO2 + 2 KL
CH4(g) + Br2(g) = CBr4(g) + HBr(g) =>
CH4(g) + 4 Br2(g) = CBr4(g) + 4 HBr(g)
Cl2 + H2S + H2O = HCl + S2SO4 =>
7 Cl2 + 3 H2S + 4 H2O = 14 HCl + S2SO4
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
C10H21ClKOH = KClC10H20H2O =>
C10H21ClKOH = KClC10H20H2O
Fe2(SO4)3 + H2O + SO2 = Fe2SO3 + H2SO4 =>
Fe2(SO4)3 + 5 H2O + 3 SO2 = Fe2SO3 + 5 H2SO4
MnO4 + SO3{-2} = Mn + SO4{-2} =>
MnO4 + 4 SO3{-2} = Mn + 4 SO4{-2}
He + Na = Na2He =>
He + 2 Na = Na2He
AlCl3 + K3(Cr(OH)6) = Cr(OH)3 + Al(OH)3 + KCl =>
AlCl3 + K3(Cr(OH)6) = Cr(OH)3 + Al(OH)3 + 3 KCl
F2O + NaOH = NaF + O2 + H2O =>
F2O + 2 NaOH = 2 NaF + O2 + H2O
Mg + CH3COOH = MgH + CH2COOH =>
Mg + CH3COOH = MgH + CH2COOH
H2SO4 + A12O3 = A12(SO4)3 + H2O =>
3 H2SO4 + A12O3 = A12(SO4)3 + 3 H2O
K4(Fe(CN)6)*3H2O + FeCl3*6H2O = Fe4(Fe(CN)6)3*3H2O + KCl + H2O =>
3 K4(Fe(CN)6)*3H2O + 4 FeCl3*6H2O = Fe4(Fe(CN)6)3*3H2O + 12 KCl + 30 H2O
C2H5 + HCl = C2H4Cl + H2 =>
C2H5 + HCl = C2H4Cl + H2
MgCl2 + Na = MgNa + Cl2 =>
MgCl2 + Na = MgNa + Cl2
Cu + AgNo{3-} = CuNo{3-} + Ag =>
Cu + AgNo{3-} = CuNo{3-} + Ag
KNO3 + NaBr = KNa + BrNO3 =>
KNO3 + NaBr = KNa + BrNO3
Fe2O3 + KClO3 + KOH = K2FeO4H2O + KCl =>
Fe2O3 + KClO3 + 4 KOH = 2 K2FeO4H2O + KCl
NaCl(s) + H2SO4 = HCl(g) + Na2SO4(aq) =>
2 NaCl(s) + H2SO4 = 2 HCl(g) + Na2SO4(aq)
F2 + Cr2S3 = CrF3 + S =>
3 F2 + Cr2S3 = 2 CrF3 + 3 S
CuCO3 + HCl = CuCl2 + CO2 + H2O =>
CuCO3 + 2 HCl = CuCl2 + CO2 + H2O
Mn(NO3)2 + XeF4 + H2O = Xe + HMnO4 + HF + HNO3 =>
4 Mn(NO3)2 + 5 XeF4 + 16 H2O = 5 Xe + 4 HMnO4 + 20 HF + 8 HNO3
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CH3CH2CH2CH2OH + CH3COOH = C6H12O2 + H2O =>
CH3CH2CH2CH2OH + CH3COOH = C6H12O2 + H2O
SCN{-} + MnO4{-} + H{+} = SO2 + NO2 + CO2 + Mn2{+} + H2O =>
SCN{-} + 2 MnO4{-} + 4 H{+} = SO2 + NO2 + CO2 + Mn2{+} + 2 H2O
Pb(SO4) + Mg = Mg(SO4) + Pb =>
Pb(SO4) + Mg = Mg(SO4) + Pb
H2O2 + Cl = HCl + O =>
H2O2 + 2 Cl = 2 HCl + 2 O
NH4Cl + Zn(OH)2 = ZnCl2 + NH4OH =>
2 NH4Cl + Zn(OH)2 = ZnCl2 + 2 NH4OH
Br2 + HClO = HBrO3 + HCl + Cl2O =>
Br2 + 7 HClO = 2 HBrO3 + 5 HCl + Cl2O
C4H9OH + CuO = C3H7COH + Cu + H2O =>
C4H9OH + CuO = C3H7COH + Cu + H2O
Al2(SO4)3* + Ca(HCO3)2 = Al(OH)3 + CaSO4 + CO2 =>
Al2(SO4)3* + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 CaSO4 + 6 CO2
C4H9OH + CuO = C3H7CHO + Cu + H2O =>
C4H9OH + CuO = C3H7CHO + Cu + H2O
KMnO4 + C3H8O3 = KOH + MnO + CO2 + H2O =>
14 KMnO4 + 5 C3H8O3 = 14 KOH + 14 MnO + 15 CO2 + 13 H2O
NaOH + H6C2O6 = Na2C2O4 + H2O =>
2 NaOH + H6C2O6 = Na2C2O4 + 4 H2O
KOH + H2C2O4(H2O)2 = H2O + K2C2O4(H2O) =>
2 KOH + H2C2O4(H2O)2 = 3 H2O + K2C2O4(H2O)
K2Cr2O7 + H2S + H2PO4 = K3PO4 + CrPO4 + S + H2O =>
3 K2Cr2O7 + 13 H2S + 8 H2PO4 = 2 K3PO4 + 6 CrPO4 + 13 S + 21 H2O
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