| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KBrO3 + 10 KI + 12 HNO3 = Br2 + 6 H2O + 12 KNO3 + 5 I2
CH3COOH + CH3COONa = CH3COO + NaH =>
CH3COOH + CH3COONa = 2 CH3COO + NaH
MgSO4 + LiOH = Mg(OH)2 + Li2SO4 =>
MgSO4 + 2 LiOH = Mg(OH)2 + Li2SO4
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO + H2O =>
3 CuFeS2 + 32 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)3 + 6 H2SO4 + 17 NO + 10 H2O
KMnO4 + SO2 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + SO2 + 4 KOH = 2 K2MnO4 + K2SO4 + 2 H2O
IO3{-} + N3{-} + H2O = I{-} + N2O + OH{-} =>
4 IO3{-} + 6 N3{-} + 3 H2O = 4 I{-} + 9 N2O + 6 OH{-}
FeS2 + O2 + H2O = Fe{2+} + SO4{2-} + H{+} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe{2+} + 4 SO4{2-} + 4 H{+}
Al2O3 + NaOH + H2O = NaAl(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl(OH)4
KOH + H2O = KOOH + H2 =>
KOH + H2O = KOOH + H2
Cd + NaOH = Cd(OH)3 + Na =>
Cd + 3 NaOH = Cd(OH)3 + 3 Na
HNO3 + NO = NO2 + H2O =>
2 HNO3 + NO = 3 NO2 + H2O
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
C7H14 + O2 = CO + H2O =>
C7H14 + 7 O2 = 7 CO + 7 H2O
Ni(NO3)2 = Ni(NO2)2 + O2 =>
Ni(NO3)2 = Ni(NO2)2 + O2
P2S3 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P2S3 + 28 HNO3 + 4 H2O = 6 H3PO4 + 9 H2SO4 + 28 NO
Fe2S3 + O2 = SO2 + Fe3O4 =>
3 Fe2S3 + 13 O2 = 9 SO2 + 2 Fe3O4
FeS + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
FeS + 12 HNO3 = Fe(NO3)3 + H2SO4 + 9 NO2 + 5 H2O
C2H7N + HCl = C2H8ClN =>
C2H7N + HCl = C2H8ClN
PbS2 + HCl = PbCl2 + HS =>
PbS2 + 2 HCl = PbCl2 + 2 HS
HMnO4(aq) = HMnO2(aq) + O2(g) =>
HMnO4(aq) = HMnO2(aq) + O2(g)
Fe(s) + CuNO3 = Cu + Fe(NO3)2 =>
Fe(s) + 2 CuNO3 = 2 Cu + Fe(NO3)2
ZnS2 + H2SO4 = ZnSO4 + S + H2O =>
3 ZnS2 + 4 H2SO4 = 3 ZnSO4 + 7 S + 4 H2O
Na3PO4 + Al(NO3)3 = NaNO3 + AlPO4 =>
Na3PO4 + Al(NO3)3 = 3 NaNO3 + AlPO4
S8 + KOH = K2S3 + K2S2O3 + H2O =>
S8 + 6 KOH = 2 K2S3 + K2S2O3 + 3 H2O
Sn + NaOH + H2O = Na(Sn(OH)2) + H2 =>
2 Sn + 2 NaOH + 2 H2O = 2 Na(Sn(OH)2) + H2
Cr2O7{-2} + Al + H{+} = Cr{+3} + Al{3+} + H2O =>
Cr2O7{-2} + 2 Al + 14 H{+} = 2 Cr{+3} + 2 Al{3+} + 7 H2O
H3PO4(aq) + Mg(OH)2(aq) = Mg3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Mg(OH)2(aq) = Mg3(PO4)2 + 6 H2O
CaCl2 + NaHCO3 = Ca(HCO3)2 + NaCl =>
CaCl2 + 2 NaHCO3 = Ca(HCO3)2 + 2 NaCl
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
CuCl2 + NaHCO3 = Cu2(OH)2CO3 + NaCl + CO2 + H2O =>
2 CuCl2 + 4 NaHCO3 = Cu2(OH)2CO3 + 4 NaCl + 3 CO2 + H2O
CH3COOH + H2O2 = CH3COOOH + H2O =>
CH3COOH + H2O2 = CH3COOOH + H2O
H2P = PH3 + H2P4 =>
10 H2P = 6 PH3 + H2P4
Cd + F2 = CdF =>
2 Cd + F2 = 2 CdF
Mg + NO = MgO + Mg3N2 =>
5 Mg + 2 NO = 2 MgO + Mg3N2
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
Fe(SO4) + HCl = H2(SO4) + FeCl2 =>
Fe(SO4) + 2 HCl = H2(SO4) + FeCl2
Cl2 + H2SO4 = HClO3 + SO2 + H2O =>
Cl2 + 5 H2SO4 = 2 HClO3 + 5 SO2 + 4 H2O
H2O2 + Br2 = BrO4 + H2O =>
8 H2O2 + Br2 = 2 BrO4 + 8 H2O
MnO4 + Cr(OH)3 + KOH = K2CrO4 + H2O + MnO2 =>
3 MnO4 + 4 Cr(OH)3 + 8 KOH = 4 K2CrO4 + 10 H2O + 3 MnO2
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
NH2CH2COOH + HCl = NH3ClCH2COOH =>
NH2CH2COOH + HCl = NH3ClCH2COOH
CH3COONa + KHSO4 = CH3COOK + NaHSO4 =>
CH3COONa + KHSO4 = CH3COOK + NaHSO4
Na(s) + MgI2(aq) = NaI(aq) + Mg(s) =>
2 Na(s) + MgI2(aq) = 2 NaI(aq) + Mg(s)
C6H5NH2 + C4H6O3 = C8H9NO + H2O =>
2 C6H5NH2 + C4H6O3 = 2 C8H9NO + H2O
CH3CHCHCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CHCHCH3 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 8 MnSO4 + 4 K2SO4 + 12 H2O
NaCl + S = NaClS =>
NaCl + S = NaClS
K2SO3 + H3PO4 = K3PO4 + H2O + SO2 =>
3 K2SO3 + 2 H3PO4 = 2 K3PO4 + 3 H2O + 3 SO2
KNO3 + O2 = KO2 + NO2 =>
2 KNO3 + O2 = 2 KO2 + 2 NO2
CuO + H2(CO3) = Cu(CO3) + OH2 =>
CuO + H2(CO3) = Cu(CO3) + OH2
C2H6 + Cl = CCl4 + HCl =>
C2H6 + 14 Cl = 2 CCl4 + 6 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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