| Équations équilibrées la veille |
8 Zn + 5 KOH + 3 KNO3 + 18 H2O = 8 K[Zn(OH)4] + 3 NH3
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s) =>
Al(s) + FeCl3(aq) = AlCl3(aq) + Fe(s)
K2Cr2O7 + NaOH = K2CrO4 + H2O + Na2Cr2O7 =>
2 K2Cr2O7 + 2 NaOH = 2 K2CrO4 + H2O + Na2Cr2O7
MnO4{-} + ClO2{-} + H{+} = MnO2 + ClO4{-} + OH{-} =>
4 MnO4{-} + 3 ClO2{-} + 2 H{+} = 4 MnO2 + 3 ClO4{-} + 2 OH{-}
BaOHBr + H2O = HBr + Ba(OH)2 =>
BaOHBr + H2O = HBr + Ba(OH)2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
CH3NO2 + Al + NaOH + H2O = CH3NH2 + Na[Al(OH)4] =>
CH3NO2 + 2 Al + 2 NaOH + 4 H2O = CH3NH2 + 2 Na[Al(OH)4]
AgF + Na2S = FNa2 + AgS =>
AgF + Na2S = FNa2 + AgS
Na2CO3 + NaCl = Na3CO3Cl =>
Na2CO3 + NaCl = Na3CO3Cl
NaHCO3 + H2O2 = H2CO3 + NaHO2 =>
NaHCO3 + H2O2 = H2CO3 + NaHO2
C6H8O6 = C6H7O6 + H =>
C6H8O6 = C6H7O6 + H
SnCl2 + KBrO4 + HCl = SnCl4 + KBr + H2O =>
4 SnCl2 + KBrO4 + 8 HCl = 4 SnCl4 + KBr + 4 H2O
BaOHBr + H2O = HBr + Ba(OH)2 =>
BaOHBr + H2O = HBr + Ba(OH)2
Al(OH)2Cl + H2SO4 = HCl + Al(HSO4)3 + H2O =>
Al(OH)2Cl + 3 H2SO4 = HCl + Al(HSO4)3 + 2 H2O
Al(H2O)6{3+} + OH{-} = Al(H2O)4(OH)3 + H2O =>
Al(H2O)6{3+} + 3 OH{-} = Al(H2O)4(OH)3 + 2 H2O
HNO3(k) + Si = HSiO3 + NO2 + H2O =>
5 HNO3(k) + Si = HSiO3 + 5 NO2 + 2 H2O
COH4N2 + Br2 + KOH = N2 + K2CO3 + KBr + H2O =>
COH4N2 + 3 Br2 + 8 KOH = N2 + K2CO3 + 6 KBr + 6 H2O
C2H4S + O3 = CO2 + SO2 + H2O =>
3 C2H4S + 8 O3 = 6 CO2 + 3 SO2 + 6 H2O
H2SO4 + H2O + CaCO3 = CaSO4*2H2O + CO2 =>
H2SO4 + H2O + CaCO3 = CaSO4*2H2O + CO2
MnCl2 + NaCl = MnCl + NaCl2 =>
MnCl2 + NaCl = MnCl + NaCl2
SrCO3 + H{+} = Sr{+2} + H2CO3 =>
SrCO3 + 2 H{+} = Sr{+2} + H2CO3
N2O(l) = N3 + O2 =>
6 N2O(l) = 4 N3 + 3 O2
C6H14 + KI = KCH3CH2CH2CH2CH2CH3 + I =>
C6H14 + KI = KCH3CH2CH2CH2CH2CH3 + I
AlOH + H(C2H3O2) = H2O + AlC2H3O2 =>
AlOH + H(C2H3O2) = H2O + AlC2H3O2
Zn(OH)2 + OH{-} = ZnO2{2-} + H2O =>
Zn(OH)2 + 2 OH{-} = ZnO2{2-} + 2 H2O
Mg(MnO4)2 = Mg + MnO4 =>
Mg(MnO4)2 = Mg + 2 MnO4
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Mg + Fe3Cl3 = MgCl2 + Fe3 =>
3 Mg + 2 Fe3Cl3 = 3 MgCl2 + 2 Fe3
ZnCl2 + Ca(No3)2 = Zn(No3)2 + CaCl2 =>
ZnCl2 + Ca(No3)2 = Zn(No3)2 + CaCl2
AgNO3 + Na3PO4 = NaNO3 + Ag3(PO4) =>
3 AgNO3 + Na3PO4 = 3 NaNO3 + Ag3(PO4)
S8 + O2 = O2SO2 =>
S8 + 16 O2 = 8 O2SO2
MnO4{-} + H{+]+C2O4{2-} = Mn{2+}+H2O+CO2 =>
2 MnO4{-} + 16 H{+]+5C2O4{2-} = 2 Mn{2+}+8H2O+10CO2
Na2I + Cl2 = Na2Cl + I =>
2 Na2I + Cl2 = 2 Na2Cl + 2 I
C4H10(g) + O2(g) = CO2(g) + H2O(g)* =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)*
Co(s) + NiCl2(s) = Cl2(s) + NiCo(s) =>
Co(s) + NiCl2(s) = Cl2(s) + NiCo(s)
F2 + H2O = HF(H2O)3 + O2 =>
2 F2 + 14 H2O = 4 HF(H2O)3 + O2
CH2(NH2)COOH + NaNO2 + HCl = CH2(OH)CHO + N2 + NaCl + H2O =>
3 CH2(NH2)COOH + NaNO2 + HCl = 3 CH2(OH)CHO + 2 N2 + NaCl + 2 H2O
Na2SO3 + KOH = NaOH + K2(SO3) =>
Na2SO3 + 2 KOH = 2 NaOH + K2(SO3)
AlI3 + Cl2(g) = AlCl3 + I2 =>
2 AlI3 + 3 Cl2(g) = 2 AlCl3 + 3 I2
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
H2MoO4 + NH4OH = (NH4)6Mo7O24 + H2O =>
7 H2MoO4 + 6 NH4OH = (NH4)6Mo7O24 + 10 H2O
Fe{3+} + C2O4{2-} = Fe(C2O4)3{3-} =>
Fe{3+} + 3 C2O4{2-} = Fe(C2O4)3{3-}
Cr(C2H3O2)3 + K2S = Cr2S3 + K(C2H3O2) =>
2 Cr(C2H3O2)3 + 3 K2S = Cr2S3 + 6 K(C2H3O2)
CoS2 + O2 = Co2O3 + SO2 =>
4 CoS2 + 11 O2 = 2 Co2O3 + 8 SO2
AlCl3 + Rb3PO4 = AlPO4 + Rb3Cl3 =>
AlCl3 + Rb3PO4 = AlPO4 + Rb3Cl3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H5CH3 + O = C6H5COOH + H2O =>
C6H5CH3 + 3 O = C6H5COOH + H2O
CoS2 + O2 = Co2O3 + SO2 =>
4 CoS2 + 11 O2 = 2 Co2O3 + 8 SO2
Zn(C2H3O2)2 + Na = Na(C2H3O2) + Zn =>
Zn(C2H3O2)2 + 2 Na = 2 Na(C2H3O2) + Zn
Cu + Na2CO3 = CuCO3 + Na =>
Cu + Na2CO3 = CuCO3 + 2 Na
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