| Équations équilibrées la veille | Équations équilibrées le lendemain |
C + CuS = CS + Cu
Cr2O7{2+} + Cl{-} + H3O{+} = Cr{3+} + Cl2 + H2O =>
Cr2O7{2+} + 10 Cl{-} + 14 H3O{+} = 2 Cr{3+} + 5 Cl2 + 21 H2O
H{+} + HClO + e = HCl + H2O =>
2 H{+} + HClO + 2e = HCl + H2O
PbCl2 + Br2 = PbBr2 + Cl =>
PbCl2 + Br2 = PbBr2 + 2 Cl
C4H9NH2 + O2 = CO2 + H2O + N2 =>
4 C4H9NH2 + 27 O2 = 16 CO2 + 22 H2O + 2 N2
Ca(OH)2 + H2S + H2O = CaSO4 + H2 =>
Ca(OH)2 + H2S + 2 H2O = CaSO4 + 4 H2
[Cu(NH3)4](NO3)2 + H2SO4 = CuSO4 + NH3 + HNO3 =>
[Cu(NH3)4](NO3)2 + H2SO4 = CuSO4 + 4 NH3 + 2 HNO3
KJ + H2SO4 = J2 + K2SO4 + H2O + H2S =>
8 KJ + 5 H2SO4 = 4 J2 + 4 K2SO4 + 4 H2O + H2S
I2 + Cl2 = I2Cl6 =>
I2 + 3 Cl2 = I2Cl6
Fe + Br2 = FeBr =>
2 Fe + Br2 = 2 FeBr
C6H8O7 = C + CO2 + H2O =>
2 C6H8O7 = 9 C + 3 CO2 + 8 H2O
C4H8O + H2O2 + NH4OH = C8H16N2 + H2O =>
2 C4H8O + H2O2 + 2 NH4OH = C8H16N2 + 6 H2O
Cr + Ca(OH)2 + H2O = Ca[Cr(OH)4]2 + H2 =>
2 Cr + Ca(OH)2 + 6 H2O = Ca[Cr(OH)4]2 + 3 H2
HCH2CHCO2 + OH = C6H8O7 + H2O =>
2 HCH2CHCO2 + 6 OH = C6H8O7 + 3 H2O
O2 + C2H5COOH = CO + H2O =>
2 O2 + C2H5COOH = 3 CO + 3 H2O
C5H11OH + Br2 = C5H10BrOH + HBr =>
C5H11OH + Br2 = C5H10BrOH + HBr
Mg + Ca = MgCa2 =>
Mg + 2 Ca = MgCa2
Zn(s) + NaNO3(aq) = ZnNO3 + Na =>
Zn(s) + NaNO3(aq) = ZnNO3 + Na
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + NaBr = AlBr2 + Na =>
Al + 2 NaBr = AlBr2 + 2 Na
CH3CH(NH2)COOH + O2 = CO2 + CO(NH2)2 + H2O =>
2 CH3CH(NH2)COOH + 6 O2 = 5 CO2 + CO(NH2)2 + 5 H2O
Ba(CH3COO)2 + MgSO4 = BaSO4 + Mg(CH3COO)2 =>
Ba(CH3COO)2 + MgSO4 = BaSO4 + Mg(CH3COO)2
NH2CH2COOH + H2SO4 = CO2 + (NH4)2SO4 + SO2 + H2O =>
2 NH2CH2COOH + 7 H2SO4 = 4 CO2 + (NH4)2SO4 + 6 SO2 + 8 H2O
HCH2CHCO2 + OH = C6H8O7 + H2O =>
2 HCH2CHCO2 + 6 OH = C6H8O7 + 3 H2O
CuSO4*10H2O + HCl = CuCl4{-2} + H{+} + SO4{-2} + H2O =>
CuSO4*10H2O + 4 HCl = CuCl4{-2} + 4 H{+} + SO4{-2} + 10 H2O
CH3CH2OH + CH3COOH = CH3COOCHCH3 + H2O =>
3 CH3CH2OH + 5 CH3COOH = 4 CH3COOCHCH3 + 5 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Co(NO3)2(ac) + NH4OH(ac) = Co(OH)2 + (NH4)NO3 =>
Co(NO3)2(ac) + 2 NH4OH(ac) = Co(OH)2 + 2(NH4)NO3
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
Na2C2O4 = CO2 + Na =>
Na2C2O4 = 2 CO2 + 2 Na
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
NaC2H3O2 + COSO4 = NaSO4 + CO(C2H3O2) =>
NaC2H3O2 + COSO4 = NaSO4 + CO(C2H3O2)
P4 + S8 = P2S5 =>
4 P4 + 5 S8 = 8 P2S5
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + H2O + NaSO4 + K2SO4 =>
2 K2Cr2O7 + 6 NaI + 14 H2SO4 = 2 Cr2(SO4)3 + 3 I2 + 14 H2O + 6 NaSO4 + 2 K2SO4
CO2 + K2O + H2O = O2 + KH3C =>
2 CO2 + K2O + 3 H2O = 4 O2 + 2 KH3C
CH3CHO + I2 + NaOH = HCOONa + NaI + H2O =>
CH3CHO + 3 I2 + 8 NaOH = 2 HCOONa + 6 NaI + 5 H2O
NaHCO3 + NaOH = H2O + Na2CO3 =>
NaHCO3 + NaOH = H2O + Na2CO3
C114H23 + O2 = CO2 + H2O =>
4 C114H23 + 479 O2 = 456 CO2 + 46 H2O
As2S5 + HClO4 + H2O = H3AsO4 + HCl + H2SO4 =>
As2S5 + 5 HClO4 + 8 H2O = 2 H3AsO4 + 5 HCl + 5 H2SO4
C8H18 + H2SO4 = H2S + CO2 + H2O =>
4 C8H18 + 25 H2SO4 = 25 H2S + 32 CO2 + 36 H2O
H2SO4 + BaCl2 = Ba(H2SO4)2 + Cl =>
2 H2SO4 + BaCl2 = Ba(H2SO4)2 + 2 Cl
Pb(NO3)3 + Mg = Mg(NO3)3 + Pb =>
Pb(NO3)3 + Mg = Mg(NO3)3 + Pb
NaNO2 + N2H4 = NaN3 + H2O =>
NaNO2 + N2H4 = NaN3 + 2 H2O
C2S2 + Cl2 = CCl4 + SCl2 =>
C2S2 + 6 Cl2 = 2 CCl4 + 2 SCl2
Ag2S + HNO3 = AgNO3 + NO + S + H2O =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 3 S + 4 H2O
NaAsO2 + Na2S + HCl = As2S3 + NaCl + H2O =>
2 NaAsO2 + 3 Na2S + 8 HCl = As2S3 + 8 NaCl + 4 H2O
C2H5As + O2 = CO2 + H2O + As =>
4 C2H5As + 13 O2 = 8 CO2 + 10 H2O + 4 As
Cu2(OH)2CO3 + H3PO4 = Cu3(PO4)2 + CO2 + H2O =>
3 Cu2(OH)2CO3 + 4 H3PO4 = 2 Cu3(PO4)2 + 3 CO2 + 9 H2O
HCl + CuO + H2O = CuCl4[H2O] + [Cu[H2O]6] =>
4 HCl + 2 CuO + 5 H2O = CuCl4[H2O] + [Cu[H2O]6]
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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