| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr(NO3)3 + 3 NaBiO3 + 6 HNO3 = H2Cr2O7 + 3 Bi(NO3)3 + 2 H2O + 3 NaNO3
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + KOH + NH4OH =>
3(NH4)2S + K2Cr2O7 + 7 H2O = 3 S + 2 Cr(OH)3 + 2 KOH + 6 NH4OH
XCCH3CH2 + KMnO4 + H2O = XCOCH3 + CO2 + KOH + MnO2 =>
3 XCCH3CH2 + 8 KMnO4 + H2O = 3 XCOCH3 + 3 CO2 + 8 KOH + 8 MnO2
CuCl2(aq) + KI(aq) = CuI(aq) + KCl(aq) + I2(s) =>
2 CuCl2(aq) + 4 KI(aq) = 2 CuI(aq) + 4 KCl(aq) + I2(s)
Ag + N3 = Ag3N =>
9 Ag + N3 = 3 Ag3N
H20O = H40O2 =>
2 H20O = H40O2
CS + O2(g) = CO2(g) + SO2(g) =>
CS + 2 O2(g) = CO2(g) + SO2(g)
CH6OH + O2 = CO2 + H2O =>
4 CH6OH + 9 O2 = 4 CO2 + 14 H2O
NaCl + HCl = NaCl3 + H2 =>
NaCl + 2 HCl = NaCl3 + H2
K2Cr2O4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl2 + H2O =>
K2Cr2O4 + Na2SO3 + 6 HCl = 2 KCl + Na2SO4 + 2 CrCl2 + 3 H2O
S2O3{2-} + Br2 + H2O = SO3{2-} + Br{-} + H{+} =>
S2O3{2-} + 2 Br2 + 3 H2O = 2 SO3{2-} + 4 Br{-} + 6 H{+}
FeSO4(ac) + (NH4)2S(ac) = FeS(s) + (NH4)2SO4(ac) =>
FeSO4(ac) + (NH4)2S(ac) = FeS(s) + (NH4)2SO4(ac)
Na + N2 = NaN =>
2 Na + N2 = 2 NaN
CH3COOH + NaOH = CH2COONa + H3O =>
CH3COOH + NaOH = CH2COONa + H3O
Ag2O(heat) = Ag + O =>
Ag2O(heat) = 2 Ag + O
CoCl2(H2O)6 + H2SO4 = CoSO4 + HCl + H2O =>
CoCl2(H2O)6 + H2SO4 = CoSO4 + 2 HCl + 6 H2O
(NH4)2SO3 = NH3 + SO2 + H2O =>
(NH4)2SO3 = 2 NH3 + SO2 + H2O
FeCO3 + O2(g) = Fe2O3(g) + CO2 =>
4 FeCO3 + O2(g) = 2 Fe2O3(g) + 4 CO2
Na + O2 = NaO2 =>
Na + O2 = NaO2
Cu(ClO3)2 + Cs2CrO4 = CuCrO4 + CsClO3 =>
Cu(ClO3)2 + Cs2CrO4 = CuCrO4 + 2 CsClO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C2H6 + NaOH = C2H5OH + Na + H2O =>
C2H6 + 2 NaOH = C2H5OH + 2 Na + H2O
AgBr + KNO3 = AgNO3 + KBr =>
AgBr + KNO3 = AgNO3 + KBr
CH3COOH + MgCO3 = Mg(CH3COOH)2 + CO2 + H2O =>
9 CH3COOH + 4 MgCO3 = 4 Mg(CH3COOH)2 + 6 CO2 + 2 H2O
Se + HCl = SeCl2 + H2 =>
Se + 2 HCl = SeCl2 + H2
K2PO4 + BaCl2 = KCl + Ba2(PO4)2 =>
2 K2PO4 + 2 BaCl2 = 4 KCl + Ba2(PO4)2
C6H5COOCH3 + O2 = CO2 + H2O =>
C6H5COOCH3 + 9 O2 = 8 CO2 + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaI + Cl2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
H3N + Be(OH)2 = Be3N2 + H2O =>
2 H3N + 3 Be(OH)2 = Be3N2 + 6 H2O
Cu + Na2S2O3 = CuS2O3 + Na =>
Cu + Na2S2O3 = CuS2O3 + 2 Na
NI(OH)2 + Br2 + H2O = NI(OH)3 + HBr =>
2 NI(OH)2 + Br2 + 2 H2O = 2 NI(OH)3 + 2 HBr
SI + O = SIO2 =>
SI + 2 O = SIO2
Al(OH)3 + H2Co3 = Al2(Co3)3 + H2O =>
2 Al(OH)3 + 3 H2Co3 = Al2(Co3)3 + 6 H2O
Na3PO4 + H3PIO4 = Na3PIO4 + H3PO4 =>
Na3PO4 + H3PIO4 = Na3PIO4 + H3PO4
Al + C = Al2C =>
2 Al + C = Al2C
Al + H2O = Al(H2O)3 =>
Al + 3 H2O = Al(H2O)3
CH3 = C + H2 =>
2 CH3 = 2 C + 3 H2
CuOH + H2O + O2 = Cu(OH)2 =>
4 CuOH + 2 H2O + O2 = 4 Cu(OH)2
K2SO3 + NaOH = Na2SO3 + KOH =>
K2SO3 + 2 NaOH = Na2SO3 + 2 KOH
Ag(NO3)2 + Li = LiNO3 + Ag =>
Ag(NO3)2 + 2 Li = 2 LiNO3 + Ag
HClO2 + HCl = H2O + Cl =>
HClO2 + 3 HCl = 2 H2O + 4 Cl
NaOH + Al = Na3AlO3 + H2 =>
6 NaOH + 2 Al = 2 Na3AlO3 + 3 H2
AgCl + NaOH = Ag2O + H2O + NaCl =>
2 AgCl + 2 NaOH = Ag2O + H2O + 2 NaCl
HCl(ac) + Mg(OH)2 = MgCl2 + H2O =>
2 HCl(ac) + Mg(OH)2 = MgCl2 + 2 H2O
K2I + H2O = H2 + I2 + KOH =>
2 K2I + 4 H2O = 2 H2 + I2 + 4 KOH
NaCO3 + MgBr = NaBr + MgCO3 =>
NaCO3 + MgBr = NaBr + MgCO3
KF(aq) + CaS(aq) = KS(aq) + FCa(aq) =>
KF(aq) + CaS(aq) = KS(aq) + FCa(aq)
Cu2I2 + NO3{-} + H{+} = Cu{2+} + I2 + NO + H2O =>
3 Cu2I2 + 4 NO3{-} + 16 H{+} = 6 Cu{2+} + 3 I2 + 4 NO + 8 H2O
C(s) + SO2(g) = CS2(l) + CO(g) =>
5 C(s) + 2 SO2(g) = CS2(l) + 4 CO(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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