| Équations équilibrées la veille |
3 KNO3 + Cr2(SO4)3 + 5 Na2CO3 = 3 KNO2 + 2 Na2CrO4 + 3 Na2SO4 + 5 CO2(g)
NaH2PO4 + Na2HPO4 = Na5P3O10 + H2O =>
NaH2PO4 + 2 Na2HPO4 = Na5P3O10 + 2 H2O
H2NCH2COOH = C + O2 + N2 + H2 =>
2 H2NCH2COOH = 4 C + 2 O2 + N2 + 5 H2
FeO3 + C2H6 = FeC + CO + H2 =>
FeO3 + 2 C2H6 = FeC + 3 CO + 6 H2
Mo + HNO3 = Mo(NO3)2 + NO2 + H2O =>
Mo + 4 HNO3 = Mo(NO3)2 + 2 NO2 + 2 H2O
C2H8N2 + O2 = CO2 + H2O + N2 =>
C2H8N2 + 4 O2 = 2 CO2 + 4 H2O + N2
Ca(NO3)2 + KOH = CaOH + K(NO3)2 =>
Ca(NO3)2 + KOH = CaOH + K(NO3)2
C8H9NO4 + O2 = CO2 + H2O + N2 =>
4 C8H9NO4 + 33 O2 = 32 CO2 + 18 H2O + 2 N2
SiO2 + CaCO3 = CaSiO3 + CO2 =>
SiO2 + CaCO3 = CaSiO3 + CO2
KOH + NgSO4 = Ng(OH)2 + K2SO4 =>
2 KOH + NgSO4 = Ng(OH)2 + K2SO4
CH3CH3CH2NH2 + HNO2 = CH3CH2CH2OH + N2 + H2O =>
6 CH3CH3CH2NH2 + 8 HNO2 = 6 CH3CH2CH2OH + 7 N2 + 10 H2O
Ag2CrO4 + Al = Al2(CrO4)3 + Ag =>
3 Ag2CrO4 + 2 Al = Al2(CrO4)3 + 6 Ag
SO3Ba(OH)2 = BaSO4H2O =>
SO3Ba(OH)2 = BaSO4H2O
Al(OH)3 + HCl = AlCl3 + H2 + O2 =>
2 Al(OH)3 + 6 HCl = 2 AlCl3 + 6 H2 + 3 O2
N2O5 + CO2 = N2CO3 + O2 =>
N2O5 + CO2 = N2CO3 + 2 O2
Fe2O3(s) + Al(aq) = Fe(aq) + Al2O3(s) =>
Fe2O3(s) + 2 Al(aq) = 2 Fe(aq) + Al2O3(s)
C2H2 = C6H6 = C6H5NO2 = C6H6 = C6H12 = C6H14 = CO2 = CaCO3 = C6H14 = C6H13CL =>
3 C2H2 = C6H6
Mg + HCI = Mg(HCI)2 =>
Mg + 2 HCI = Mg(HCI)2
NO3{-} + H{+} + Fe{2+} = NO + Fe{3+} + H2O =>
NO3{-} + 4 H{+} + 3 Fe{2+} = NO + 3 Fe{3+} + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CaO + MgS = OMg + CaS =>
CaO + MgS = OMg + CaS
Ca(HCO3)2(s) + HCl(l) = CaCl2 + H2O + CO2 =>
Ca(HCO3)2(s) + 2 HCl(l) = CaCl2 + 2 H2O + 2 CO2
S2O3 + HNO3 = H2SO4 + NO2 + H2O =>
S2O3 + 6 HNO3 = 2 H2SO4 + 6 NO2 + H2O
Ag2(CO3) = CO2 + Ag2O =>
Ag2(CO3) = CO2 + Ag2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CoCl2*6H2O + NH3 + NH4Cl + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6H2O + 10 NH3 + 2 NH4Cl + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O
KOH + HIO = KIO3 + H2O + I =>
KOH + 5 HIO = KIO3 + 3 H2O + 4 I
Cd(s) + H3PO4(aq) = HCdPO4(aq) + H2(g) =>
Cd(s) + H3PO4(aq) = HCdPO4(aq) + H2(g)
CuNO3 + Na2PO4 = Cu2PO4 + NaNO3 =>
2 CuNO3 + Na2PO4 = Cu2PO4 + 2 NaNO3
C21H30O2 + O2 = OH + CO2 =>
C21H30O2 + 35 O2 = 30 OH + 21 CO2
MnCl4 = Cl2 + MnCl2 =>
MnCl4 = Cl2 + MnCl2
CH3CH2MgBr + H2O = CH3CH2OH + HBr + Mg =>
CH3CH2MgBr + H2O = CH3CH2OH + HBr + Mg
KOH + H2 = K + H2O =>
2 KOH + H2 = 2 K + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Mg(OH)2 + CO2 = Mg(HCO3)2 =>
Mg(OH)2 + 2 CO2 = Mg(HCO3)2
CH3CH2MgBr + H2O = CH3CH2OH + HBr + Mg =>
CH3CH2MgBr + H2O = CH3CH2OH + HBr + Mg
NiCl2 + LiOH = NiOH + LiCl2 =>
NiCl2 + LiOH = NiOH + LiCl2
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe{2+} + I2 = Fe{+3} + I{-} =>
2 Fe{2+} + I2 = 2 Fe{+3} + 2 I{-}
KCNS + KMnO4 + H3PO4 = Mn3(PO4)2 + K3PO4 + SO3 + CO2 + N2 + H2O =>
30 KCNS + 66 KMnO4 + 76 H3PO4 = 22 Mn3(PO4)2 + 32 K3PO4 + 30 SO3 + 30 CO2 + 15 N2 + 114 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na2(SO4) = Na2O + SO3 =>
Na2(SO4) = Na2O + SO3
Na2CO3 + NaOH = Na3 + CO4H =>
Na2CO3 + NaOH = Na3 + CO4H
Na2CO3(aq) + CuSO4(aq) = Na2SO4(aq) + Cu2(CO3)2(aq) =>
2 Na2CO3(aq) + 2 CuSO4(aq) = 2 Na2SO4(aq) + Cu2(CO3)2(aq)
Cr + Na2CO3 = Cr(CO3)6 + Na =>
Cr + 6 Na2CO3 = Cr(CO3)6 + 12 Na
C6H14O + MnO4{2-} + H{+} = C6H12O + Mn{2+} + H2O =>
2 C6H14O + MnO4{2-} + 4 H{+} = 2 C6H12O + Mn{2+} + 4 H2O
NiCl2 + VO2 = NiO + VCl4 =>
2 NiCl2 + VO2 = 2 NiO + VCl4
CoSO4 + NH3 + H2O2 + (NH4)2CO3 = [Co(NH3)4CO3]2{+} + NH4{+} + OH{-} + SO4{2-} =>
4 CoSO4 + 16 NH3 + H2O2 + 4(NH4)2CO3 = 2[Co(NH3)4CO3]2{+} + 8 NH4{+} + 2 OH{-} + 4 SO4{2-}
As(OH)3 + BrO3 = H3AsO4 + Br =>
3 As(OH)3 + BrO3 = 3 H3AsO4 + Br
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Équations équilibrées sur01/07/25
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