| Équations équilibrées la veille | Équations équilibrées le lendemain |
(CH3)2S + 5 O2 = 2 CO2 + 3 H2O + SO3
K2Cr2O7 + Na2SO3 + HCl = CrCl3 + KCl + Na2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 8 HCl = 2 CrCl3 + 2 KCl + 3 Na2SO4 + 4 H2O
CO2 + H2O = H2CO3 = H3O{+} + HCO3{-} =>
CO2 + H2O = H2CO3
CH2OH2 + O2 = CO2 + H2O =>
2 CH2OH2 + 3 O2 = 2 CO2 + 4 H2O
H2SO4(aq) + KOH(aq) = H2(aq) + K2SO4(aq) + OH(s) =>
H2SO4(aq) + 2 KOH(aq) = H2(aq) + K2SO4(aq) + 2 OH(s)
Sr(NO3)2 + CH3NH3I = Sr(NO3)I + CH3NH3NO3 =>
Sr(NO3)2 + CH3NH3I = Sr(NO3)I + CH3NH3NO3
Ca(NO3)4H2O + C12H22O11 = CaO + NO2 + CO2 + H2O =>
8 Ca(NO3)4H2O + C12H22O11 = 8 CaO + 32 NO2 + 12 CO2 + 19 H2O
Zn(NO3)2 + Na2CO3 = ZnCO3 + Na(NO3) =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 Na(NO3)
Be + HNO3 = BeO + NO + H2O =>
3 Be + 2 HNO3 = 3 BeO + 2 NO + H2O
FeC2O4*2H2O + H2O2 + H2C2O4*2H2O + K2C2O4*H2O = K3[Fe(C2O4)3]*3H2O + H2O =>
2 FeC2O4*2H2O + H2O2 + H2C2O4*2H2O + 3 K2C2O4*H2O = 2 K3[Fe(C2O4)3]*3H2O + 5 H2O
Mn(NO3)2 + NaBiO3 = Mn(BiO3)2 + NaNO3 =>
Mn(NO3)2 + 2 NaBiO3 = Mn(BiO3)2 + 2 NaNO3
(NH4)2CO3 + CH3COOH = (NH4)CH3COOH + CO2 + H2O =>
4(NH4)2CO3 + 9 CH3COOH = 8(NH4)CH3COOH + 6 CO2 + 2 H2O
Na2Cr2O7 + SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 3 SO2 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O
MnO4{-} + NO2{-} + H{+} = MnO2 + NO3{-} + H2O =>
2 MnO4{-} + 3 NO2{-} + 2 H{+} = 2 MnO2 + 3 NO3{-} + H2O
CH2CHCH3 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
Ag(CH3COO)(aq) + HCl(aq) = AgCl(s) + CH3COOH(aq) =>
Ag(CH3COO)(aq) + HCl(aq) = AgCl(s) + CH3COOH(aq)
Pb(NO3)2 + Ag2CrO4 = PbCrO4 + Ag(NO3) =>
Pb(NO3)2 + Ag2CrO4 = PbCrO4 + 2 Ag(NO3)
S2O8{-2} + I{-} = I2{-} + SO4{-2} =>
S2O8{-2} + 4 I{-} = 2 I2{-} + 2 SO4{-2}
Ag2O + H2O = Ag2(OH)2 =>
Ag2O + H2O = Ag2(OH)2
Sb(OH)6{-} + CH2O + H{+} = CO2 + Sb(OH)3 + H2O =>
2 Sb(OH)6{-} + CH2O + 2 H{+} = CO2 + 2 Sb(OH)3 + 5 H2O
Be + HNO3 = Be(NO3)2 + H2 =>
Be + 2 HNO3 = Be(NO3)2 + H2
Mg + H2SO4(r) = MgSO4 + SO2 + H2O =>
Mg + 2 H2SO4(r) = MgSO4 + SO2 + 2 H2O
H3PO4 + AgCl = Ag3PO4 + HCl =>
H3PO4 + 3 AgCl = Ag3PO4 + 3 HCl
CO2(g) + H2O(s) = C6H12O(s) + O2(g) =>
12 CO2(g) + 12 H2O(s) = 2 C6H12O(s) + 17 O2(g)
KI + MnO2 + HCl = MnCl2 + I2 + KOH =>
2 KI + MnO2 + 2 HCl = MnCl2 + I2 + 2 KOH
Na2S(aq) + ZnSO4(aq) = Na2SO4 + ZnS =>
Na2S(aq) + ZnSO4(aq) = Na2SO4 + ZnS
C5H11O2N2 + O2 = CO2 + H2O + NH3 =>
4 C5H11O2N2 + 21 O2 = 20 CO2 + 10 H2O + 8 NH3
Mg(NO3)2(aq) + Na(s) = Na(NO3)(aq) + Mg(s) =>
Mg(NO3)2(aq) + 2 Na(s) = 2 Na(NO3)(aq) + Mg(s)
K2Cr2O7 + Ti2(SO4)3 + H2SO4 = TiO(SO4)2 + Cr(SO4)2 + K2SO4 + H2O =>
3 K2Cr2O7 + 2 Ti2(SO4)3 + 17 H2SO4 = 4 TiO(SO4)2 + 6 Cr(SO4)2 + 3 K2SO4 + 17 H2O
Li2S(aq) + Cl2(g) = Li2Cl2S =>
Li2S(aq) + Cl2(g) = Li2Cl2S
Co(OH)2 + N2O5 = Co(NO3)2 + H2O =>
Co(OH)2 + N2O5 = Co(NO3)2 + H2O
Be + HNO3 = Be(NO3)2 + NO + H2O =>
3 Be + 8 HNO3 = 3 Be(NO3)2 + 2 NO + 4 H2O
(NH2)2CO + HNO3 = CH5N3O4 =>
(NH2)2CO + HNO3 = CH5N3O4
NaHCO3(s) + HCl(aq) = CO2(g) + HOH(l) + NaCl =>
NaHCO3(s) + HCl(aq) = CO2(g) + HOH(l) + NaCl
HBr + K2O = KBr + H2O =>
2 HBr + K2O = 2 KBr + H2O
K + S = K2S =>
2 K + S = K2S
PYe + R2GrO4 = P2GrO4 + RYe =>
2 PYe + R2GrO4 = P2GrO4 + 2 RYe
CO(NH2)2(s) + O2(g) = N2(g) + CO2(g) + H2O(l) =>
2 CO(NH2)2(s) + 3 O2(g) = 2 N2(g) + 2 CO2(g) + 4 H2O(l)
HSO3 + H2O = H3O + SO3 =>
HSO3 + H2O = H3O + SO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Na2CrO4 + H2O = Na2Cr2O7 + NaOH =>
2 Na2CrO4 + H2O = Na2Cr2O7 + 2 NaOH
CrCl3 + Cu = Cr + CuCl =>
CrCl3 + 3 Cu = Cr + 3 CuCl
CaBr2 + Na2CO3 = CaCO3 + NaBr =>
CaBr2 + Na2CO3 = CaCO3 + 2 NaBr
I + OHCl = IOH + Cl =>
I + OHCl = IOH + Cl
FeSO4*7H2O(s) + (NH4)2C2O4*H2O(s) = FeC2O4*2H2O(s) + (NH4)2SO4(aq) + H2O(aq) =>
FeSO4*7H2O(s) + (NH4)2C2O4*H2O(s) = FeC2O4*2H2O(s) + (NH4)2SO4(aq) + 6 H2O(aq)
NaHSO4 + Al = Al2(SO4)3 + Na2SO4 + H2 =>
6 NaHSO4 + 2 Al = Al2(SO4)3 + 3 Na2SO4 + 3 H2
Ba(CH3COO)2 + H3PO4 = CH3COOH + Ba3(PO4)2 =>
3 Ba(CH3COO)2 + 2 H3PO4 = 6 CH3COOH + Ba3(PO4)2
C6H6 + HNO3 = C6H4(NO2)2 + H2O =>
C6H6 + 2 HNO3 = C6H4(NO2)2 + 2 H2O
H2O = H + O =>
H2O = 2 H + O
(NH4)2CO3 + H2O = NH4OH + NH4HCO3 =>
(NH4)2CO3 + H2O = NH4OH + NH4HCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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