| Équations équilibrées la veille |
Fe(OH)2 = FeO + H2O
CH3COOH + Cr2O7 + H{+} = CO2 + H2O + Cr3{+} =>
5 CH3COOH + 3 Cr2O7 + 2 H{+} = 10 CO2 + 11 H2O + 2 Cr3{+}
CaCz + H2O = CzH2 + Ca(OH)2 =>
CaCz + 2 H2O = CzH2 + Ca(OH)2
Ca(NO3)2(s) + HCl(aq) = HNO3(aq) + CaCl2(aq) =>
Ca(NO3)2(s) + 2 HCl(aq) = 2 HNO3(aq) + CaCl2(aq)
Y2O3 + CoO + Ga2O3 = CoGa2O7 + Y3O4 =>
9 Y2O3 + CoO + Ga2O3 = CoGa2O7 + 6 Y3O4
Mg + CaO = MgO + Ca =>
Mg + CaO = MgO + Ca
Cd(NO3)2 = Cd + NO3 =>
Cd(NO3)2 = Cd + 2 NO3
S + O2 = SO2 =>
S + O2 = SO2
Pd2{+} + Na = Pd + Na{+} =>
Pd2{+} + Na = 2 Pd + Na{+}
ZnI2 + AgC2H3O2 = AgI + ZnC4H6O4 =>
ZnI2 + 2 AgC2H3O2 = 2 AgI + ZnC4H6O4
Cr2O7{-2} + H{+} = CrO3 + H2O =>
Cr2O7{-2} + 2 H{+} = 2 CrO3 + H2O
CH3CH(NH2)COOH + CH3NH2 = CH3CH(NH2)COONH3CH3 =>
CH3CH(NH2)COOH + CH3NH2 = CH3CH(NH2)COONH3CH3
Al3 + H2O = H2 + Al(OH)3 =>
2 Al3 + 18 H2O = 9 H2 + 6 Al(OH)3
FeCl2 + H2O = [Fe(H2O)6]Cl2 =>
FeCl2 + 6 H2O = [Fe(H2O)6]Cl2
Fe3O4(s) + CO(g) = Fe(s) + CO2(g) =>
Fe3O4(s) + 4 CO(g) = 3 Fe(s) + 4 CO2(g)
K2S2O3 + Br2 + KOH = KBr + K2SO4 + H2O =>
K2S2O3 + 4 Br2 + 10 KOH = 8 KBr + 2 K2SO4 + 5 H2O
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Ga + MgCl2 = GaCl3 + Mg =>
2 Ga + 3 MgCl2 = 2 GaCl3 + 3 Mg
Hg{2}{+} + Fe = Hg2{2}{+} + Fe{3}{+} =>
6 Hg{2}{+} + 2 Fe = 3 Hg2{2}{+} + 2 Fe{3}{+}
(CH3)3CONa + H2O = (CH3)3COH + NaOH =>
(CH3)3CONa + H2O = (CH3)3COH + NaOH
CO(NH2)2(s) + O2(g) = HNO3(g) + CO2(g) + H2O(l) =>
CO(NH2)2(s) + 4 O2(g) = 2 HNO3(g) + CO2(g) + H2O(l)
Mn + H2O = MnO2 + H2 =>
Mn + 2 H2O = MnO2 + 2 H2
Mn(NO3)2 + LiOH = Mn(OH)2 + LiNO3 =>
Mn(NO3)2 + 2 LiOH = Mn(OH)2 + 2 LiNO3
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
(CH3)3CONa + H2O = (CH3)3COH + NaOH =>
(CH3)3CONa + H2O = (CH3)3COH + NaOH
N2Cl4 = N2Cl2 + Cl2 =>
N2Cl4 = N2Cl2 + Cl2
K2S2O3 + Br2 + KOH = KBr + K2SO4 + H2O =>
K2S2O3 + 4 Br2 + 10 KOH = 8 KBr + 2 K2SO4 + 5 H2O
K2CO3 + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3 + Ca(NO3)2 = 2 KNO3 + CaCO3
Na3[Ag(S2O3)2] + KI = K3[Ag(S2O3)2] + NaI =>
Na3[Ag(S2O3)2] + 3 KI = K3[Ag(S2O3)2] + 3 NaI
As2O3 + Mg = As + MgO =>
As2O3 + 3 Mg = 2 As + 3 MgO
Cd(NO3)2 = Cd + NO3 =>
Cd(NO3)2 = Cd + 2 NO3
MgCl2 + Pb = PbCl4 + Mg =>
2 MgCl2 + Pb = PbCl4 + 2 Mg
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CHO + K2SO4
C6H12O6 + H2 = C5H12 + H2O =>
5 C6H12O6 + 36 H2 = 6 C5H12 + 30 H2O
FeCl2(aq) + AgNO3(aq) = Fe(NO3)2 + AgCl =>
FeCl2(aq) + 2 AgNO3(aq) = Fe(NO3)2 + 2 AgCl
C3H6O + H2O2 = C9H18O6 + H2O =>
3 C3H6O + 3 H2O2 = C9H18O6 + 3 H2O
Co(OH)3 + Mn(OH)2 = Co(OH)2 + MnO2 + H2O =>
2 Co(OH)3 + Mn(OH)2 = 2 Co(OH)2 + MnO2 + 2 H2O
HCOONH4 + H2O = HCOOH + NH4OH =>
HCOONH4 + H2O = HCOOH + NH4OH
KBr + H2O = H2 + KBrO =>
KBr + H2O = H2 + KBrO
BaI2 + H2O = BaO + HI =>
BaI2 + H2O = BaO + 2 HI
[Fe(CN)6]{3-} + I{-} = I2{-} + [Fe(CN)6]{4-} =>
[Fe(CN)6]{3-} + 2 I{-} = I2{-} + [Fe(CN)6]{4-}
CaH2 + H2O = Ca(OH) + H2 =>
2 CaH2 + 2 H2O = 2 Ca(OH) + 3 H2
Fe(NO3)3 + NaOH = FeNa3 + (NO3)OH =>
Fe(NO3)3 + 3 NaOH = FeNa3 + 3(NO3)OH
H2S + K2Cr2O7 = Cr2S3 + H2O + K2S + S =>
7 H2S + K2Cr2O7 = Cr2S3 + 7 H2O + K2S + 3 S
Cu(NO3)2 + NH3 + H2O = Cu(OH2) + NH4NO3 =>
4 Cu(NO3)2 + 10 NH3 + 7 H2O = 4 Cu(OH2) + 9 NH4NO3
C4H9Br + O2 = CO2 + H2O + Br =>
4 C4H9Br + 25 O2 = 16 CO2 + 18 H2O + 4 Br
CH3COOH + O2 = H2O + CHCOOH =>
2 CH3COOH + O2 = 2 H2O + 2 CHCOOH
Zn(NO3)2 = Zn + N + O =>
Zn(NO3)2 = Zn + 2 N + 6 O
N2O + NaClO + NaOH = NaCl + NaNO2 + H2O =>
N2O + 2 NaClO + 2 NaOH = 2 NaCl + 2 NaNO2 + H2O
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Équations équilibrées sur10/30/24
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