| Équations équilibrées la veille |
Na2S4O6 + 7 H2O2 = Na2SO4 + 4 H2O + 3 H2SO4
NH4Br + H2SO4 + KMnO4 = Br2 + MnSO4 + H2O + K2SO4 + (NH4)2SO4 =>
10 NH4Br + 8 H2SO4 + 2 KMnO4 = 5 Br2 + 2 MnSO4 + 8 H2O + K2SO4 + 5(NH4)2SO4
SnO2 + HCl + H2O = SnCl4*6H2O =>
SnO2 + 4 HCl + 4 H2O = SnCl4*6H2O
Zn + No3 = ZnNo32 =>
3 Zn + 32 No3 = 3 ZnNo32
CH3CH2OH + CUO = CH3CHO + H2O + CU =>
CH3CH2OH + CUO = CH3CHO + H2O + CU
Zn + Pb(C2H3O2)2 = Pb + Zn(C4H6O4) =>
Zn + Pb(C2H3O2)2 = Pb + Zn(C4H6O4)
LiCl + F2 = F2Cl + Li =>
LiCl + F2 = F2Cl + Li
Cu + ZnCl(aq) = CuCl(aq) + Zn =>
Cu + ZnCl(aq) = CuCl(aq) + Zn
H + FeSO3 + MnO4 = Fe + HSO4 + Mn =>
4 H + 4 FeSO3 + MnO4 = 4 Fe + 4 HSO4 + Mn
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
SnCl2 + NaClO + HCl = SnCl4 + NaCl + H2O =>
SnCl2 + NaClO + 2 HCl = SnCl4 + NaCl + H2O
H{+} + MnO2 + I{-} = Mn2{+} + I2 + H2O =>
16 H{+} + 4 MnO2 + 14 I{-} = 2 Mn2{+} + 7 I2 + 8 H2O
C6H6 + C3H6 = C6H5CH(CH3)2 =>
C6H6 + C3H6 = C6H5CH(CH3)2
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Ni(NO3)2(aq) + NaOH(aq) = NiO(s) + NaNO3(aq) + H2O =>
Ni(NO3)2(aq) + 2 NaOH(aq) = NiO(s) + 2 NaNO3(aq) + H2O
HNO3(ac) + Sr(OH)2(ac) = Sr(NO3)2 + H2O =>
2 HNO3(ac) + Sr(OH)2(ac) = Sr(NO3)2 + 2 H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na3PO4 + FeCO3 = Na2CO3 + Fe3(PO4)2 =>
2 Na3PO4 + 3 FeCO3 = 3 Na2CO3 + Fe3(PO4)2
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
(NH4)2CO3(aq) + NaOH(aq) = Na2CO3(aq) + NH3(g) + H2O(l) =>
(NH4)2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 NH3(g) + 2 H2O(l)
Mn(OH)4 + H2SO3 = Mn(SO3)2 + H2O =>
Mn(OH)4 + 2 H2SO3 = Mn(SO3)2 + 4 H2O
Cr(NO3)3 + H2CO3 = Cr2(CO3)3 + HNO3 =>
2 Cr(NO3)3 + 3 H2CO3 = Cr2(CO3)3 + 6 HNO3
NiCl2 + C2H8N2 = (Ni(C2H8N2)3)Cl2 =>
NiCl2 + 3 C2H8N2 = (Ni(C2H8N2)3)Cl2
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
MnCl2 + NaBiO3 + HNO3 = Bi(NO3)3 + NaMnO4 + NaNO3 + Cl2 + H2O =>
2 MnCl2 + 7 NaBiO3 + 26 HNO3 = 7 Bi(NO3)3 + 2 NaMnO4 + 5 NaNO3 + 2 Cl2 + 13 H2O
KClO3 + HI + H2SO4 = KHSO3 + HCl + I2 + H2O =>
KClO3 + 8 HI + H2SO4 = KHSO3 + HCl + 4 I2 + 4 H2O
H2S(aq) + Cl2(aq) = S(s) + HCl(aq) =>
H2S(aq) + Cl2(aq) = S(s) + 2 HCl(aq)
Ca3(PO4)2 + C + Si = CO2 + P + CaSiO =>
2 Ca3(PO4)2 + 5 C + 6 Si = 5 CO2 + 4 P + 6 CaSiO
PbSO4 + Na2CO3 + C = Na2SO4 + Pb + CO2 =>
2 PbSO4 + 2 Na2CO3 + C = 2 Na2SO4 + 2 Pb + 3 CO2
S + NaOH = Na2SO4 + Na2S + H2O =>
4 S + 8 NaOH = Na2SO4 + 3 Na2S + 4 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Ba + Mn(NO3)2 = Mn + Ba(NO3)2 =>
Ba + Mn(NO3)2 = Mn + Ba(NO3)2
H2AsO4 + H = AsH3 + H2O =>
H2AsO4 + 9 H = AsH3 + 4 H2O
Hg + N = HgN =>
Hg + N = HgN
CaCl2(aq) + Al2(SO4)3(aq) = CaSO4(aq) + AlCl3(aq) =>
3 CaCl2(aq) + Al2(SO4)3(aq) = 3 CaSO4(aq) + 2 AlCl3(aq)
MgCO3 + H2 = Mg(OH)2 + CH4 + H2O =>
MgCO3 + 4 H2 = Mg(OH)2 + CH4 + H2O
Cu(CH3COO)2*H2O + CN3H6CH3COO = Cu(CN3H6)2(CH3COO)4 + H2O =>
Cu(CH3COO)2*H2O + 2 CN3H6CH3COO = Cu(CN3H6)2(CH3COO)4 + H2O
BaCl2 + AgClO4 = AgCl + Ba(ClO4)2 =>
BaCl2 + 2 AgClO4 = 2 AgCl + Ba(ClO4)2
MnCl2 + KClO2 + KOH = KMnO4 + KCl + H2O =>
4 MnCl2 + 5 KClO2 + 12 KOH = 4 KMnO4 + 13 KCl + 6 H2O
Na2SO4 + NH4I = (NH4)2SO4 + NaI =>
Na2SO4 + 2 NH4I = (NH4)2SO4 + 2 NaI
K2CrO4 + CH3OH + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CO2 =>
2 K2CrO4 + CH3OH + 5 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 7 H2O + CO2
Ca(OH)2 + H2(NO3) = Ca(NO3)2 + H2(OH) =>
Ca(OH)2 + 2 H2(NO3) = Ca(NO3)2 + 2 H2(OH)
KI + KBrO4 + H2SO4 = K2SO4 + KBr + H2O + I2 =>
8 KI + KBrO4 + 4 H2SO4 = 4 K2SO4 + KBr + 4 H2O + 4 I2
H2SO4(aq) + NaNO2(aq) = NO2(aq) + NO(g) + H2O(l) + Na2SO4(aq) =>
H2SO4(aq) + 2 NaNO2(aq) = NO2(aq) + NO(g) + H2O(l) + Na2SO4(aq)
KBr + AgNO3 = KBrAgNO3 =>
KBr + AgNO3 = KBrAgNO3
KI + KIO3 + HCl = ICl + KCl + H2O =>
2 KI + KIO3 + 6 HCl = 3 ICl + 3 KCl + 3 H2O
CuCl + NaOH = CuOH + NaCl =>
CuCl + NaOH = CuOH + NaCl
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + NaCl + CO2 =>
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + 2 NaCl + CO2
BaSO4 + CaSiO3 + C = BaCaSiO3 + CS2 + CO =>
2 BaSO4 + 2 CaSiO3 + 9 C = 2 BaCaSiO3 + CS2 + 8 CO
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