| Équations équilibrées la veille |
2 KMnO4 + CaSO4(H2O)2 + Na2SO4 = 2 NaMnO4 + K2Ca(SO4)2(H2O) + H2O
Pb(CN)2 + KI = PbI2 + KCN =>
Pb(CN)2 + 2 KI = PbI2 + 2 KCN
C3H7I + KOH = C3H6 + KI + H2O =>
C3H7I + KOH = C3H6 + KI + H2O
P2O5 + H2 = P + H2O =>
P2O5 + 5 H2 = 2 P + 5 H2O
K2PtCl4(aq) + NH3(aq) = Pt(NH3)2Cl2(aq) + KCl(aq) =>
K2PtCl4(aq) + 2 NH3(aq) = Pt(NH3)2Cl2(aq) + 2 KCl(aq)
Na3[Al(OH)6] + H2SO4 = NaOH + H2O + Al2(SO4)3 =>
2 Na3[Al(OH)6] + 3 H2SO4 = 6 NaOH + 6 H2O + Al2(SO4)3
FeCl2 + HNO3 = Fe(NO3)3 + FeCl3 + H2O + NO2 =>
3 FeCl2 + 6 HNO3 = Fe(NO3)3 + 2 FeCl3 + 3 H2O + 3 NO2
KAl3Si3O10(OH)2 + SiO2 + C = KAlSi3O8 + Al2SiO5 + CH4 + CO2 =>
2 KAl3Si3O10(OH)2 + 2 SiO2 + 2 C = 2 KAlSi3O8 + 2 Al2SiO5 + CH4 + CO2
NiCl2 + K2(CO3) = Ni(CO3) + KCl =>
NiCl2 + K2(CO3) = Ni(CO3) + 2 KCl
P2O5 + H2 = PH3 + H2O =>
P2O5 + 8 H2 = 2 PH3 + 5 H2O
Zn + Cu{2-} = Zn{2-} + Cu =>
Zn + Cu{2-} = Zn{2-} + Cu
K2SO4 + H3PO4 = K2PO4 + SO4H3 =>
K2SO4 + H3PO4 = K2PO4 + SO4H3
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
Cr2(SO3)3 + Ca(OH)2 = CaSO3 + Cr(OH)3 =>
Cr2(SO3)3 + 3 Ca(OH)2 = 3 CaSO3 + 2 Cr(OH)3
W + NaOH = WO4 + H2O + Na =>
W + 8 NaOH = WO4 + 4 H2O + 8 Na
C14H9Cl5 + Ag = AgCl + C14H9 =>
C14H9Cl5 + 5 Ag = 5 AgCl + C14H9
FeSO4 + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2SO4 =>
FeSO4 + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2SO4
C6H6N2O2 + NaNO2 + HCl = C6H4ClN3O2 + NaCl + H2O =>
C6H6N2O2 + NaNO2 + 2 HCl = C6H4ClN3O2 + NaCl + 2 H2O
Fe(CO)5 = Fe2(CO)9 + CO =>
2 Fe(CO)5 = Fe2(CO)9 + CO
P2O5 + H2 = P2O3 + H2O =>
P2O5 + 2 H2 = P2O3 + 2 H2O
CHCl3 + I2 = CHCl2 + ClI =>
2 CHCl3 + I2 = 2 CHCl2 + 2 ClI
Na2S2O3 = Na2SO4 + Na2S5 =>
4 Na2S2O3 = 3 Na2SO4 + Na2S5
FeSO4 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 3 K2SO4
OH{-} + Mn3O4 = MnO4{-2} + H2O + e =>
16 OH{-} + Mn3O4 = 3 MnO4{-2} + 8 H2O + 10e
RuCl4 + Cl2 + KOH = RuO4 + KCl + H2O =>
RuCl4 + 2 Cl2 + 8 KOH = RuO4 + 8 KCl + 4 H2O
CaCO3 + H2 = CaO + CH4 + H2O =>
CaCO3 + 4 H2 = CaO + CH4 + 2 H2O
S4Cl2 + NH3 = S4N4 + S8 + NH4Cl =>
12 S4Cl2 + 32 NH3 = 2 S4N4 + 5 S8 + 24 NH4Cl
CI + KBr = KCI + Br =>
CI + KBr = KCI + Br
C + H2O = CO + H2 =>
C + H2O = CO + H2
KIO3(ac) + NaHSO3(ac) = I2(s) + K2SO4(ac) + Na2SO4(ac) + H2SO4(ac) + H2O(l) =>
4 KIO3(ac) + 10 NaHSO3(ac) = 2 I2(s) + 2 K2SO4(ac) + 5 Na2SO4(ac) + 3 H2SO4(ac) + 2 H2O(l)
Na2S2O3 = Na2SO3 + S =>
Na2S2O3 = Na2SO3 + S
CH4N2O + H2O2 = HNO3 + CO2 + H2O =>
CH4N2O + 8 H2O2 = 2 HNO3 + CO2 + 9 H2O
C10H20H2 + O2 = CO2 + H2O =>
2 C10H20H2 + 31 O2 = 20 CO2 + 22 H2O
OH{-} + Mn3O4 = MnO4{2-} + H2O + e =>
16 OH{-} + Mn3O4 = 3 MnO4{2-} + 8 H2O + 10e
MgSiF6 + CaCO3 + CH3COOH = CaSiF6 + H2O + CO2 + Mg(CH3COO)2 =>
MgSiF6 + CaCO3 + 2 CH3COOH = CaSiF6 + H2O + CO2 + Mg(CH3COO)2
NH4Cl + H2SO4 + H2O = (NH4)2SO4 + HCl*8H2O =>
2 NH4Cl + H2SO4 + 16 H2O = (NH4)2SO4 + 2 HCl*8H2O
Ca(NO3)2*4H2O + Co(NO3)2*6H2O + C6H8O7 = Ca3Co4O9 + CO2 + H2O + N2 =>
9 Ca(NO3)2*4H2O + 12 Co(NO3)2*6H2O + 11 C6H8O7 = 3 Ca3Co4O9 + 66 CO2 + 152 H2O + 21 N2
CaCO3 + H2 = Ca(OH)2 + CO =>
CaCO3 + H2 = Ca(OH)2 + CO
H3PO4 + Sb = Sb3(PO4)2 + PO + H2O =>
4 H3PO4 + 3 Sb = Sb3(PO4)2 + 2 PO + 6 H2O
CH4N2O + H2O2 = CH6N2O3 =>
CH4N2O + H2O2 = CH6N2O3
Cu(CH3COO)2 + NaHCO3 = CuCO2 + NaOH(CH3COO)2 =>
Cu(CH3COO)2 + NaHCO3 = CuCO2 + NaOH(CH3COO)2
KOH + BaCl2 = Ba(OH)2 + KCl =>
2 KOH + BaCl2 = Ba(OH)2 + 2 KCl
(NH4)2O = NH4 + O =>
(NH4)2O = 2 NH4 + O
CaCO3 + H2 = Ca + H2CO3 =>
CaCO3 + H2 = Ca + H2CO3
Al(NO3)3 + Ca(OH)2 = Al(OH)3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(NO3)2
Ca(OH)2 + Fe2(SO4)3 = Ca(SO4)3 + FeOH =>
Ca(OH)2 + Fe2(SO4)3 = Ca(SO4)3 + 2 FeOH
Al(OH)3(s) = Al2O3(l) + H2O(s) =>
2 Al(OH)3(s) = Al2O3(l) + 3 H2O(s)
Na2WO4 + Zn + HCl = NaCl + ZnCl2 + WCl4 + H2O =>
Na2WO4 + Zn + 8 HCl = 2 NaCl + ZnCl2 + WCl4 + 4 H2O
NaHSO4 + KCN + H2O = KSO4 + NaOH + HCN + H =>
NaHSO4 + KCN + H2O = KSO4 + NaOH + HCN + H
(NH4)2O = N2 + H2 + O2 =>
2(NH4)2O = 2 N2 + 8 H2 + O2
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