| Équations équilibrées la veille |
2 C2H4O2 + NaHCO3 = NaHCO + 4 HCO + 2 H2O
NaNO3 + Mg + H2O = NH3 + Mg(OH)2 + NaOH =>
NaNO3 + 4 Mg + 6 H2O = NH3 + 4 Mg(OH)2 + NaOH
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
KNO2 + H2O + Br2 = KNO3 + HBr =>
KNO2 + H2O + Br2 = KNO3 + 2 HBr
Al + Hl = AlHl3 =>
Al + 3 Hl = AlHl3
Cr2O7(NH4)2 = N2 + H2O + Cr2O3 =>
Cr2O7(NH4)2 = N2 + 4 H2O + Cr2O3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HIO3 + Fe{2} + I{-} + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 Fe{2} + 8 I{-} + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
CH3CH2OH + HNO3 = CH3COOH + NO2 + H2O =>
CH3CH2OH + 4 HNO3 = CH3COOH + 4 NO2 + 3 H2O
Al2 + Fe2O = AlO3 + Fe2 =>
Al2 + 6 Fe2O = 2 AlO3 + 6 Fe2
C5 + H12 = C10H18 =>
4 C5 + 3 H12 = 2 C10H18
Cl2 + PCl2 = PCl5 =>
3 Cl2 + 2 PCl2 = 2 PCl5
CrO2 + H{+} = H2O + Cr{3+} + O2 =>
4 CrO2 + 12 H{+} = 6 H2O + 4 Cr{3+} + O2
K2Cr2O7 + C3H6O + H2SO4 = K2SO4 + Cr2(SO4)3 + C2H4O + H2O =>
K2Cr2O7 + 6 C3H6O + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 9 C2H4O + 4 H2O
Ba(MP3)2 + H3PO4 = Ba3(PO4)2 + HMP3 =>
3 Ba(MP3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HMP3
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
CH2Cl2 + MgSO4 = CH2SO4 + MgCl2 =>
CH2Cl2 + MgSO4 = CH2SO4 + MgCl2
CH3CO2H + Ba(OH)2 = Ba(CH3CO2)2 + H2O =>
2 CH3CO2H + Ba(OH)2 = Ba(CH3CO2)2 + 2 H2O
Na + C2H2OH = C2H2ONa + H2 =>
2 Na + 2 C2H2OH = 2 C2H2ONa + H2
NaH2PO + NaOH = Na3PO + H2O =>
NaH2PO + 2 NaOH = Na3PO + 2 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
KI = K + I5 =>
5 KI = 5 K + I5
CaCl2 + Cu3N = CuCl + Ca3N2 =>
3 CaCl2 + 2 Cu3N = 6 CuCl + Ca3N2
K2CO3 + SN(NO3)2 = KNO3 + SNCO3 =>
K2CO3 + SN(NO3)2 = 2 KNO3 + SNCO3
C2H5C2OH5 + O2 = CO2 + H2O =>
C2H5C2OH5 + 6 O2 = 4 CO2 + 5 H2O
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
Mn(NO3)2*6H2O = MnO2 + NO2 + H2O =>
Mn(NO3)2*6H2O = MnO2 + 2 NO2 + 6 H2O
CdCO3 + HCl = CdCl2 + CO2 + H2O =>
CdCO3 + 2 HCl = CdCl2 + CO2 + H2O
NaAsO2 + I2 + NaHCO3 = NaAsO3 + NaI + CO2 + H2O =>
NaAsO2 + I2 + 2 NaHCO3 = NaAsO3 + 2 NaI + 2 CO2 + H2O
Mn + BrO3 = Mn(BrO3)2 =>
Mn + 2 BrO3 = Mn(BrO3)2
AlSO4 + KOH = KSO4 + AlOH =>
AlSO4 + KOH = KSO4 + AlOH
CuCO3*Cu(OH)2 + H2SO4 = CuSO4 + CO2 + H2O =>
CuCO3*Cu(OH)2 + 2 H2SO4 = 2 CuSO4 + CO2 + 3 H2O
KI(aq) + NaCl(aq) = KCl + NaI =>
KI(aq) + NaCl(aq) = KCl + NaI
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaHCO3 + CH3CH2COOH = NaCH3COO + CO2 + H2O =>
7 NaHCO3 + 4 CH3CH2COOH = 7 NaCH3COO + 5 CO2 + 5 H2O
Na2S + S = NaS =>
Na2S + S = 2 NaS
NaCl + CaBr2 = NaBr + CaCl2 =>
2 NaCl + CaBr2 = 2 NaBr + CaCl2
CO3{2-} + HCl = CO2 + Cl{-} + H2O =>
CO3{2-} + 2 HCl = CO2 + 2 Cl{-} + H2O
CH3(CH2)6CH3 + O2(g) = CO2(g) + H2O(g) =>
2 CH3(CH2)6CH3 + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Zn{2+} + OH{-} = Zn(OH)4{2-} =>
Zn{2+} + 4 OH{-} = Zn(OH)4{2-}
H2(SO4) + Cu(NO3)2 = H(NO3) + Cu(SO4) =>
H2(SO4) + Cu(NO3)2 = 2 H(NO3) + Cu(SO4)
AgNO3 + Ag[Fe(CN)6]4 = Ag4[Fe(CN)6] + NO3 =>
15 AgNO3 + Ag[Fe(CN)6]4 = 4 Ag4[Fe(CN)6] + 15 NO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
As + H2O = H2AsO4{-} + AsH3 + H{+} =>
8 As + 12 H2O = 3 H2AsO4{-} + 5 AsH3 + 3 H{+}
AlCl2 + Pb = PbCl2 + Al =>
AlCl2 + Pb = PbCl2 + Al
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Équations équilibrées sur10/15/24
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