| Équations équilibrées la veille |
3 Mg + SiO3 = 3 MgO + Si
Fe + Cl2 = FeCl20 =>
Fe + 10 Cl2 = FeCl20
K2MnO4 + HBr = H2O + KBr + Br2 + MnBr =>
2 K2MnO4 + 16 HBr = 8 H2O + 4 KBr + 5 Br2 + 2 MnBr
Al + LiOH = Al(OH)3 + Li =>
Al + 3 LiOH = Al(OH)3 + 3 Li
V2O5 + HNO3 = V(NO3)5 + H2O =>
V2O5 + 10 HNO3 = 2 V(NO3)5 + 5 H2O
Cu(NH3)4(NO3)2 = Cu + N2 + H2O =>
Cu(NH3)4(NO3)2 = Cu + 3 N2 + 6 H2O
PH3 + H2O + CrO4{2-} = P + Cr(OH)4{-} + OH{-} =>
PH3 + H2O + CrO4{2-} = P + Cr(OH)4{-} + OH{-}
SnO2 + NH4I = SnI4 + NH3 + H2O =>
SnO2 + 4 NH4I = SnI4 + 4 NH3 + 2 H2O
Mg(s) + O2(g) = Mg3O2 =>
3 Mg(s) + O2(g) = Mg3O2
NH4OH + NaOH = NH4Na + H2O2 =>
NH4OH + NaOH = NH4Na + H2O2
Sn(Cl2)4 + Cr = Cr(Cl2)3 + Sn =>
3 Sn(Cl2)4 + 4 Cr = 4 Cr(Cl2)3 + 3 Sn
(CH3)2CHOH + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3(CH3)2CHOH + 2 KMnO4 + H2O = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
CO3 + H2O = CO2 + OH =>
CO3 + H2O = CO2 + 2 OH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pr2(CO3)3*8H2O + HNO3 = Pr(NO3)3 + CO2 + H2O =>
Pr2(CO3)3*8H2O + 6 HNO3 = 2 Pr(NO3)3 + 3 CO2 + 11 H2O
N3HN + O2 = NO + H2O =>
4 N3HN + 9 O2 = 16 NO + 2 H2O
NaOH(aq) + K2SO4(aq) = Na2SO4(aq) + KOH(aq) =>
2 NaOH(aq) + K2SO4(aq) = Na2SO4(aq) + 2 KOH(aq)
Cu + S8 = CuS9 =>
8 Cu + 9 S8 = 8 CuS9
Pb(CH3COO)2 + SO2 = PbSO2 + (CH3COO)2 =>
Pb(CH3COO)2 + SO2 = PbSO2 + (CH3COO)2
Au + HCl = AuCl + H =>
Au + HCl = AuCl + H
PtBr4 + Cl2 = PtCl + Br =>
2 PtBr4 + Cl2 = 2 PtCl + 8 Br
OH{-} + Hg + Br2 = HgO + Br{-} + H2O =>
2 OH{-} + Hg + Br2 = HgO + 2 Br{-} + H2O
O + NH3 = NO2 + H2O =>
7 O + 2 NH3 = 2 NO2 + 3 H2O
CO2 + H2S = C3H803 + H2O + S8 =>
48 CO2 + 6520 H2S = 16 C3H803 + 96 H2O + 815 S8
CaOCl2 + H2O = HOCl + HCl + CaO =>
CaOCl2 + H2O = HOCl + HCl + CaO
Al2(SO4)3*14H2O + CaCO3 = Al(OH)3 + CaSO4 + CO2 + H2O =>
Al2(SO4)3*14H2O + 3 CaCO3 = 2 Al(OH)3 + 3 CaSO4 + 3 CO2 + 11 H2O
Ba(ClO3)2 + KH = BaCl2 + KOH =>
Ba(ClO3)2 + 6 KH = BaCl2 + 6 KOH
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
C7H6O2 = C7H5O2{-} + H{+} =>
C7H6O2 = C7H5O2{-} + H{+}
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
Ar2S5 + HNO3 = H3ArO4 + H2SO4 + NO2 + H2O =>
Ar2S5 + 40 HNO3 = 2 H3ArO4 + 5 H2SO4 + 40 NO2 + 12 H2O
Cl{-} + MnO2{-} + H3O{+} = Cl2 + Mn2 + H2O =>
6 Cl{-} + 2 MnO2{-} + 8 H3O{+} = 3 Cl2 + Mn2 + 12 H2O
RCCL + KMnO4 + H2SO4 = RCOOH + LCOOH + MnSO4 + K2SO4 + H2O =>
5 RCCL + 6 KMnO4 + 9 H2SO4 = 5 RCOOH + 5 LCOOH + 6 MnSO4 + 3 K2SO4 + 4 H2O
CuSO4 + Na2S = CuS + SO4Na2 =>
CuSO4 + Na2S = CuS + SO4Na2
CH3CH2OH(l) + O2(g) = CO2(g) + H2O(l) =>
CH3CH2OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
CF2Cl2 + UO3 = UF4 + CO2 + COCl2 + Cl2 =>
2 CF2Cl2 + UO3 = UF4 + CO2 + COCl2 + Cl2
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
KCIO = CO + KI =>
KCIO = CO + KI
Fe + Cu2HSO4 = Fe2HSO4 + Cu =>
2 Fe + Cu2HSO4 = Fe2HSO4 + 2 Cu
Mg + Cr2O3 = MgO + Cr =>
3 Mg + Cr2O3 = 3 MgO + 2 Cr
Eu + Al + Ga = EuAl2Ga2 =>
Eu + 2 Al + 2 Ga = EuAl2Ga2
KMnO4 + H2SO4 + NaNO2 = MnSO4 + NaNO3 + H2O + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = 2 MnSO4 + 5 NaNO3 + 3 H2O + K2SO4
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
KI + H2SO4 = K2SO4 + I2 + S + H2O =>
6 KI + 4 H2SO4 = 3 K2SO4 + 3 I2 + S + 4 H2O
Au + HCl = AuCl + H2 =>
2 Au + 2 HCl = 2 AuCl + H2
H2O2*4H2O = H2O2 + H2O =>
H2O2*4H2O = H2O2 + 4 H2O
CNAg + K = KCN + Ag =>
CNAg + K = KCN + Ag
Al2(SO4)3 + PO4 = AlPO4 + SO4 =>
Al2(SO4)3 + 2 PO4 = 2 AlPO4 + 3 SO4
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