| Équations équilibrées la veille |
Cu + 2 HClO4 = Cu(ClO4)2 + H2
FeOH + CaNo3 = CaOH + FeNo3 =>
FeOH + CaNo3 = CaOH + FeNo3
Mg(s) + FeCl(aq) = MgCl(aq) + Fe(s) =>
Mg(s) + FeCl(aq) = MgCl(aq) + Fe(s)
Cu2(CO3)2 = Cu + CO3 =>
Cu2(CO3)2 = 2 Cu + 2 CO3
ZnSO4 + K3Fe(CN)6 + KI = K2Zn3[Fe(CN)6]2 + K2SO4 + I2 =>
3 ZnSO4 + 2 K3Fe(CN)6 + 2 KI = K2Zn3[Fe(CN)6]2 + 3 K2SO4 + I2
Mg(HCO3)2 + HCl = MgCl2 + H2CO3 =>
Mg(HCO3)2 + 2 HCl = MgCl2 + 2 H2CO3
Sr(OH)2 + I2O5 = IOH + SrO5 =>
Sr(OH)2 + I2O5 = 2 IOH + SrO5
Cu(OH)2 + NH4OH = (Cu(NH3)4)(OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = (Cu(NH3)4)(OH)2 + 4 H2O
CH3Cl + Na = CH3Na + Cl2 =>
2 CH3Cl + 2 Na = 2 CH3Na + Cl2
Al + NO3 + OH{-} + H2O = [Al(OH)4]{-}√ + NH4{+} =>
3 Al + NO3 + 2 OH{-} + 7 H2O = 3[Al(OH)4]{-}√ + NH4{+}
BBr3 + H2 = HBr + B =>
2 BBr3 + 3 H2 = 6 HBr + 2 B
SrN6 + P3N5 = SrP2N4 + N2 =>
3 SrN6 + 2 P3N5 = 3 SrP2N4 + 8 N2
BaNO4 + NH4I = BaI + NH4NO4 =>
BaNO4 + NH4I = BaI + NH4NO4
Cu(OH)2 + NH4OH = Cu(NH3)(OH)2 + H2O =>
Cu(OH)2 + NH4OH = Cu(NH3)(OH)2 + H2O
Cu(OH)2 + NH4OH = Cu(NH3)4(OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4(OH)2 + 4 H2O
Na2SO3 + KF = K2O + Na + SF6 =>
Na2SO3 + 6 KF = 3 K2O + 2 Na + SF6
Cu(OH)2 + NH4OH = Cu(NH3)4 + H2O + OH =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4 + 4 H2O + 2 OH
C3H6O + PCl5 = C3H6Cl2 + POCl3 =>
C3H6O + PCl5 = C3H6Cl2 + POCl3
NH4OH + I2 = NI3 + H2O + HI =>
NH4OH + 3 I2 = NI3 + H2O + 3 HI
Rb + S8 = Rb3S =>
24 Rb + S8 = 8 Rb3S
Cu(OH)2 + NH4OH = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = [Cu(NH3)4](OH)2 + 4 H2O
F2 + H2O = HF + O3 = HF + O3 =>
3 F2 + 3 H2O = 6 HF + O3
CH3OH + HBr = CH3Br + H2O =>
CH3OH + HBr = CH3Br + H2O
Ni(NH3)6{2+} = NH3 + Ni{2+} =>
Ni(NH3)6{2+} = 6 NH3 + Ni{2+}
((NH4)3PO4) = NH3 + H3PO4 =>
((NH4)3PO4) = 3 NH3 + H3PO4
Fe2(SO4)3 + KI = I2 + FeSO4 + K2SO4 =>
Fe2(SO4)3 + 2 KI = I2 + 2 FeSO4 + K2SO4
HBr(aq) + KOH(s) = H2O(l) + KBr(s) =>
HBr(aq) + KOH(s) = H2O(l) + KBr(s)
CaO + ClO2 = CaCl2 + O2 =>
2 CaO + 4 ClO2 = 2 CaCl2 + 5 O2
S + Zn + O2 = SZnO =>
2 S + 2 Zn + O2 = 2 SZnO
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
H3PO4(aq) + Na2CO3(aq) = H2O(l) + CO2(g) + Na3PO4(aq) =>
2 H3PO4(aq) + 3 Na2CO3(aq) = 3 H2O(l) + 3 CO2(g) + 2 Na3PO4(aq)
H2 + Ag = AgH =>
H2 + 2 Ag = 2 AgH
CH3Cl + Na = CH3Na + Cl2 =>
2 CH3Cl + 2 Na = 2 CH3Na + Cl2
FeBr3 + CuCl2 = CuBr3 + FeCl2 =>
FeBr3 + CuCl2 = CuBr3 + FeCl2
HOOCCOOH + Na2CO3 = NaOOCCOONa + H2O + CO2 =>
HOOCCOOH + Na2CO3 = NaOOCCOONa + H2O + CO2
CuSO4 + NaOH = Na2SO4 + Cu2(OH)2SO4 =>
2 CuSO4 + 2 NaOH = Na2SO4 + Cu2(OH)2SO4
AgNO3 + NH3 + CH2O = Ag + N(NO3)3 + CH3O =>
3 AgNO3 + NH3 + 3 CH2O = 3 Ag + N(NO3)3 + 3 CH3O
Co + NaOH + H2O = NaCoO2 + H2 =>
2 Co + 2 NaOH + 2 H2O = 2 NaCoO2 + 3 H2
Na2CO3 + H2O = NaOH + H2CO3 = NaOH + CO2 + H2O =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
Al2O3 + NH3 = Al + N2 + H2O =>
Al2O3 + 2 NH3 = 2 Al + N2 + 3 H2O
Cd + Sn(NO3)2 = Cd(NO3)2 + Sn =>
Cd + Sn(NO3)2 = Cd(NO3)2 + Sn
Cu2S + H2SO4 = CuSO4 + H2O + SO =>
2 Cu2S + 7 H2SO4 = 4 CuSO4 + 7 H2O + 5 SO
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s) =>
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s)
CaO + SiO = CaSiO2 =>
CaO + SiO = CaSiO2
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + HIO3 + H2O =>
K2Cr2O7 + HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + HIO3 + 4 H2O
NH4{+} + OH{-} = NH4(OH) =>
NH4{+} + OH{-} = NH4(OH)
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
Na + H2SO4 = H2 + Na2SO4 =>
2 Na + H2SO4 = H2 + Na2SO4
CH2Cl{-}COOH + NH3 = CH2NH2{-}COOH + HCl =>
CH2Cl{-}COOH + NH3 = CH2NH2{-}COOH + HCl
Na2SO3 + H2SO4 + K2MnO4 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 Na2SO3 + 2 H2SO4 + K2MnO4 = MnSO4 + K2SO4 + 2 Na2SO4 + 2 H2O
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