| Équations équilibrées la veille |
NiSO4 + Na2C2O4 = NiC2O4 + Na2SO4
Na(s) + H2O(i) = NaOH(aw) + H2(g) =>
2 Na(s) + 2 H2O(i) = 2 NaOH(aw) + H2(g)
Ag + Fe2O3 = Fe + AgO =>
3 Ag + Fe2O3 = 2 Fe + 3 AgO
Be(OH)2 + NaOH = Na2BeO2 + H2O =>
Be(OH)2 + 2 NaOH = Na2BeO2 + 2 H2O
K4Ni(CN)6 + KMnO4 + H2SO4 = K3Ni(CN)6 + MnSO4 + K2SO4 + H2O =>
5 K4Ni(CN)6 + KMnO4 + 4 H2SO4 = 5 K3Ni(CN)6 + MnSO4 + 3 K2SO4 + 4 H2O
Cr(s) + HNO3(aq) = Cr(NO3)3(aq) + H2(g) =>
2 Cr(s) + 6 HNO3(aq) = 2 Cr(NO3)3(aq) + 3 H2(g)
H4NO3(s) = NO(g) + H2O(l) =>
H4NO3(s) = NO(g) + 2 H2O(l)
CO + Na = Na2O + C =>
CO + 2 Na = Na2O + C
Na2FeO4 + MnSO4 + H2SO4 = Fe2(SO4)3 + MnO4 + Na2SO4 + H2O =>
2 Na2FeO4 + MnSO4 + 4 H2SO4 = Fe2(SO4)3 + MnO4 + 2 Na2SO4 + 4 H2O
LiCIO4 = LiCI + O2 =>
LiCIO4 = LiCI + 2 O2
Cu(OH)2NH4OH = CuOH(OH)2NH4 =>
Cu(OH)2NH4OH = CuOH(OH)2NH4
Cd(CN)2 + KCN = K2[Cd(CN)4] =>
Cd(CN)2 + 2 KCN = K2[Cd(CN)4]
NaI + O2 = NaIO =>
2 NaI + O2 = 2 NaIO
Fe(OH)2 + Na2CO3 = FeCO3 + Na(OH) =>
Fe(OH)2 + Na2CO3 = FeCO3 + 2 Na(OH)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CaSO4 + SiO + C = CaSiO3 + CO + S =>
CaSO4 + SiO + 2 C = CaSiO3 + 2 CO + S
Ag2O + NH3 + H2O = [Ag(NH3)2] + OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2] + 2 OH
Mg(H2PO4)2 + KOH = Mg(OH)2 + K3PO4 + H2O =>
Mg(H2PO4)2 + 6 KOH = Mg(OH)2 + 2 K3PO4 + 4 H2O
KBr + H2SO4 = KHSO4 + HBr =>
KBr + H2SO4 = KHSO4 + HBr
OH + H2S = S + H2O =>
2 OH + H2S = S + 2 H2O
MgCl2 + H2SO4 = MgSO4 + H2Cl2 =>
MgCl2 + H2SO4 = MgSO4 + H2Cl2
Co(s) + HCl = CoCl2 + H2 =>
Co(s) + 2 HCl = CoCl2 + H2
Bi(OH)3 + NaClO + NaOH = NaBiO3 + H2O + NaCl =>
Bi(OH)3 + NaClO + NaOH = NaBiO3 + 2 H2O + NaCl
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
Na2S + O2 = Na2O + SO2 =>
2 Na2S + 3 O2 = 2 Na2O + 2 SO2
HCl + O3 = H2O + Cl2 =>
6 HCl + O3 = 3 H2O + 3 Cl2
CHNO + O2 = CO2 + HNO3 =>
CHNO + 2 O2 = CO2 + HNO3
ZnCO3(s) + H3PO4(aq) = Zn3(PO4)2(s) + H2O(l) + CO2(g) =>
3 ZnCO3(s) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 3 H2O(l) + 3 CO2(g)
KNO3(s) + C(s) = K2CO3 + CO2 + N2 =>
4 KNO3(s) + 5 C(s) = 2 K2CO3 + 3 CO2 + 2 N2
SiH4 + N2O = SiO2 + H2 + N2 =>
SiH4 + 2 N2O = SiO2 + 2 H2 + 2 N2
CrBr3 + Na3PO4 = CrPO4 + NaBr =>
CrBr3 + Na3PO4 = CrPO4 + 3 NaBr
Fe(s) + H2SO4 = FeSO4 + H2 =>
Fe(s) + H2SO4 = FeSO4 + H2
NaNO2 + H2O = HNaNO2 + OH =>
NaNO2 + H2O = HNaNO2 + OH
H2CrO4 + CsOH = Cs2CrO4 + H2O =>
H2CrO4 + 2 CsOH = Cs2CrO4 + 2 H2O
Fe(CN)2 + KCN = K4Fe(CN)6 =>
Fe(CN)2 + 4 KCN = K4Fe(CN)6
B2O3(s) + H2O(l) = B(OH)3 =>
B2O3(s) + 3 H2O(l) = 2 B(OH)3
C3H8 = C3H6 + H2 =>
C3H8 = C3H6 + H2
C3H6O + KMnO4 + HNO3 = C3H6O4 + KNO3 + Mn(NO3)2 + H2O =>
5 C3H6O + 6 KMnO4 + 18 HNO3 = 5 C3H6O4 + 6 KNO3 + 6 Mn(NO3)2 + 9 H2O
Cd + HNO3 = Cd(NO3)2 + NH4NO3 + H2O =>
4 Cd + 10 HNO3 = 4 Cd(NO3)2 + NH4NO3 + 3 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
C6H4(OH)COOH + CH3OH = C8H8O3 + H2O =>
C6H4(OH)COOH + CH3OH = C8H8O3 + H2O
Ba(OH)2*8H2O(s) + NH4Cl(s) = BaCl2*2H2O(s) + NH3(aq) + H2O(l) =>
Ba(OH)2*8H2O(s) + 2 NH4Cl(s) = BaCl2*2H2O(s) + 2 NH3(aq) + 8 H2O(l)
Cr + HBr = CrBr3 + H2 =>
2 Cr + 6 HBr = 2 CrBr3 + 3 H2
CO + NaOH = Na2CO3 + H2 =>
CO + 2 NaOH = Na2CO3 + H2
Hg2Cl2 + SnCl2 + HCl = Hg + H2[SnCl6] =>
Hg2Cl2 + SnCl2 + 2 HCl = 2 Hg + H2[SnCl6]
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CH3CH2CH3CH3COH + HCl = CH3CH2CH3CH3CCl + H2O =>
CH3CH2CH3CH3COH + HCl = CH3CH2CH3CH3CCl + H2O
CH3CHO + Cu(OH)2 = Cu2O + CO2 + H2O =>
CH3CHO + 10 Cu(OH)2 = 5 Cu2O + 2 CO2 + 12 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CrCl3 + NaOH + NaNO3 = Na2CrO4 + NO2 + NaCl + H2O =>
CrCl3 + 2 NaOH + 3 NaNO3 = Na2CrO4 + 3 NO2 + 3 NaCl + H2O
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