| Équations équilibrées la veille |
2 KMnO4 + C2HCl3 = 2 CO2 + 2 MnO2 + 2 KCl + HCl
Al2O3 + Mg = Al + MgO =>
Al2O3 + 3 Mg = 2 Al + 3 MgO
PI3 + OH{-} = I{-} + HPO3{2-} + H2O =>
PI3 + 5 OH{-} = 3 I{-} + HPO3{2-} + 2 H2O
CuNO3(aq) + NaCl(aq) = CuCl(s) + NaNO3(aq) =>
CuNO3(aq) + NaCl(aq) = CuCl(s) + NaNO3(aq)
Zn + AgNo3(ag) = Zn(No3)2(ag) + Ag(s) =>
Zn + 2 AgNo3(ag) = Zn(No3)2(ag) + 2 Ag(s)
NaCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + NaCH3COO(aq) =>
2 NaCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + 2 NaCH3COO(aq)
ZnSO4 + KHCO3 = ZnCO3 + K2SO4 + CO2 + H2O =>
ZnSO4 + 2 KHCO3 = ZnCO3 + K2SO4 + CO2 + H2O
Al2O3 + Mg = Al + MgO =>
Al2O3 + 3 Mg = 2 Al + 3 MgO
Ca(H2PO4)2 + KOH = CaHPO4 + K3PO4 + H2O =>
Ca(H2PO4)2 + 3 KOH = CaHPO4 + K3PO4 + 3 H2O
HCl(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(aq) =>
HCl(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(aq)
FeSO4 + H2SO4 + HNO3 = Fe2(SO4)3 + NO2 + H2O =>
2 FeSO4 + H2SO4 + 2 HNO3 = Fe2(SO4)3 + 2 NO2 + 2 H2O
Al(s) + Cu(CH3COO)2(aq) = Al(CH3COO)3 + Cu =>
2 Al(s) + 3 Cu(CH3COO)2(aq) = 2 Al(CH3COO)3 + 3 Cu
C2H6O2 + CH3COOH = C6H10O4 + H2O =>
C2H6O2 + 2 CH3COOH = C6H10O4 + 2 H2O
KMnO4 + NaOH + C2H5OH = CH3COOH + K2MnO4 + H2O + Na2MnO4 =>
4 KMnO4 + 4 NaOH + C2H5OH = CH3COOH + 2 K2MnO4 + 3 H2O + 2 Na2MnO4
Al + CuCl3 = Cu + AlCl3 =>
Al + CuCl3 = Cu + AlCl3
MgSO4 + NaOH = Mg(OH)2 + Na2(SO4) =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2(SO4)
HSO4{-} + Cr2O7{2-} = O3SOOSO3{2-} + Cr{3+} + H2O + e =>
14 HSO4{-} + Cr2O7{2-} = 7 O3SOOSO3{2-} + 2 Cr{3+} + 7 H2O + 8e
KNO3 + H3O = KOH + HNO3 + H =>
KNO3 + H3O = KOH + HNO3 + H
Ba(NO3)2 + HF = BaF2 + H(NO3) =>
Ba(NO3)2 + 2 HF = BaF2 + 2 H(NO3)
Nd2Fe14B = Nd + Fe + B =>
Nd2Fe14B = 2 Nd + 14 Fe + B
Na2CO3 + H3PO4 = Na3PO4 + H2CO3 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2CO3
CaHSO3 = CaO + S2O8 + H2S =>
4 CaHSO3 = 4 CaO + S2O8 + 2 H2S
Cu + AgNo2 = Cu(No3)2 + Ag =>
Cu + 3 AgNo2 = Cu(No3)2 + 3 Ag
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
K2MnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
K2MnO4 + 2 Na2SO3 + 2 H2SO4 = MnSO4 + 2 Na2SO4 + K2SO4 + 2 H2O
(C3H10) + O2 = CO2 + H2O =>
2(C3H10) + 11 O2 = 6 CO2 + 10 H2O
Cu + HNO3 + CO = Cu(CO3)2 + NO + H2O =>
3 Cu + 8 HNO3 + 6 CO = 3 Cu(CO3)2 + 8 NO + 4 H2O
Zn + HBr2 = ZnBr2 + H =>
Zn + HBr2 = ZnBr2 + H
FeN + O2 = NO2 + Fe2O3 =>
4 FeN + 7 O2 = 4 NO2 + 2 Fe2O3
Al(OH)3 + NaCO3 = Al(CO3)3 + NaOH =>
Al(OH)3 + 3 NaCO3 = Al(CO3)3 + 3 NaOH
Ti(SO4)2 + HCl = TiCl + H(SO4)2 =>
Ti(SO4)2 + HCl = TiCl + H(SO4)2
KOH + HCl = KOHHCl =>
KOH + HCl = KOHHCl
C6H6 + C2H5Cl = C8H10 + HCl =>
C6H6 + C2H5Cl = C8H10 + HCl
AgBr + KNO3 + KCN = AgNO3 + BrCN + K =>
AgBr + KNO3 + KCN = AgNO3 + BrCN + 2 K
Cu + HNO3 + H{+} = Cu{2+} + NO2 + H2O =>
Cu + 2 HNO3 + 2 H{+} = Cu{2+} + 2 NO2 + 2 H2O
H2O(e) = H2(g) + O2(g) =>
2 H2O(e) = 2 H2(g) + O2(g)
MnO4{-} + S2{-} + H2O = MnO2 + S + OH{-} =>
MnO4{-} + 3 S2{-} + 2 H2O = MnO2 + 6 S + 4 OH{-}
FeF2 + HCl = FeCl2 + HF =>
FeF2 + 2 HCl = FeCl2 + 2 HF
PCl5(s) + H2O(l) = H3PO4(aq) + HCl(aq) =>
PCl5(s) + 4 H2O(l) = H3PO4(aq) + 5 HCl(aq)
C10H804 + O2 = CO2 + H2O =>
C10H804 + 211 O2 = 10 CO2 + 402 H2O
Na(OH) + Ca(OH)2 + Cl2 = Ca(OCl)2 + NaCl + H2O =>
2 Na(OH) + Ca(OH)2 + 2 Cl2 = Ca(OCl)2 + 2 NaCl + 2 H2O
C2H4O2 + O2 = C2O2 + H2O =>
C2H4O2 + O2 = C2O2 + 2 H2O
NO2{-} + MnO2 + H{+} = NO3{-} + Mn{2+} + H2O =>
NO2{-} + MnO2 + 2 H{+} = NO3{-} + Mn{2+} + H2O
CuCl2 + KBr = KCl2 + CuBr =>
CuCl2 + KBr = KCl2 + CuBr
Zn + SbCl3 + H2SO4 = ZnSO4 + ZnCl2 + SbH3 =>
6 Zn + 2 SbCl3 + 3 H2SO4 = 3 ZnSO4 + 3 ZnCl2 + 2 SbH3
C6H12N4 + HCl + H2O = CH3NH2*HCl + NH4Cl + HCOOH =>
C6H12N4 + 4 HCl + 6 H2O = 3 CH3NH2*HCl + NH4Cl + 3 HCOOH
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
Cr(OH)3 + KNO3 + NaOH = Na2CrO4 + KNO2 + H2O =>
2 Cr(OH)3 + 3 KNO3 + 4 NaOH = 2 Na2CrO4 + 3 KNO2 + 5 H2O
Si(CH3)2Cl2(l) + H2O(l) = Si(CH3)2(OH)2(aq) + HCl =>
Si(CH3)2Cl2(l) + 2 H2O(l) = Si(CH3)2(OH)2(aq) + 2 HCl
Cu{2+} + Cl{-} + Cu = CuCl =>
Cu{2+} + 2 Cl{-} + Cu = 2 CuCl
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Équations équilibrées sur10/29/24
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