| Équations équilibrées la veille | Équations équilibrées le lendemain |
I2 + 2 V = 2 VI
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
MnO4{2-} + H{+} = MnO4{-} + MnO2 + H2O =>
3 MnO4{2-} + 4 H{+} = 2 MnO4{-} + MnO2 + 2 H2O
CH3COOH + KOH = CH3CO2K + H2O =>
CH3COOH + KOH = CH3CO2K + H2O
NaReO4 + HBr = NaBr + ReBr2 + H2O + Br2 =>
2 NaReO4 + 16 HBr = 2 NaBr + 2 ReBr2 + 8 H2O + 5 Br2
MgO + Cu = MgCu + O2 =>
2 MgO + 2 Cu = 2 MgCu + O2
CuFeS2 + O2 = Cu2O + Fe3O4 + SO3SO2 =>
12 CuFeS2 + 41 O2 = 6 Cu2O + 4 Fe3O4 + 12 SO3SO2
Calcium + water = calciumhydroxide + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HCO3 + V(OH)5 = V(CO3)5 + H2O =>
5 HCO3 + V(OH)5 = V(CO3)5 + 5 H2O
C2H6O(l) + O2(g) = CO(g) + H2O(l) =>
C2H6O(l) + 2 O2(g) = 2 CO(g) + 3 H2O(l)
NaHCO3(s) + H2SO4(aq) = CO2(g) + H2O + Na2SO4(aq) =>
2 NaHCO3(s) + H2SO4(aq) = 2 CO2(g) + 2 H2O + Na2SO4(aq)
Na3P + Cl2 + MgO = POCl3 + NaCl + MgCl2 =>
Na3P + 4 Cl2 + MgO = POCl3 + 3 NaCl + MgCl2
C9H8S + O2 = CO2 + H2O + SO2 =>
C9H8S + 12 O2 = 9 CO2 + 4 H2O + SO2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
W + HNO3 = WO3 + H2O + NO =>
W + 2 HNO3 = WO3 + H2O + 2 NO
CH3NH3Br + NaOH = CH3NH2 + NaBr + H2O =>
CH3NH3Br + NaOH = CH3NH2 + NaBr + H2O
HCOH + Cu(OH)2 = HCOOH + Cu2O + H2O =>
HCOH + 2 Cu(OH)2 = HCOOH + Cu2O + 2 H2O
NaNO3 + FeSO4 + H2SO4 = NO + Na2SO4 + Fe2(SO4)3 + H2O =>
2 NaNO3 + 6 FeSO4 + 4 H2SO4 = 2 NO + Na2SO4 + 3 Fe2(SO4)3 + 4 H2O
K3P + PbBr4 = KBr + Pb3P4 =>
4 K3P + 3 PbBr4 = 12 KBr + Pb3P4
KMnO4 + KI + H2O = MnO2 + KOH + KIO3 =>
2 KMnO4 + KI + H2O = 2 MnO2 + 2 KOH + KIO3
CH3COOH + C2H3NaO2 = CH3COO + C2H4NaO2 =>
CH3COOH + C2H3NaO2 = CH3COO + C2H4NaO2
H2O + Au = Au(OH)2 + H2 =>
2 H2O + Au = Au(OH)2 + H2
BaCl2 + KIO3 = Ba(IO3)2 + KCl =>
BaCl2 + 2 KIO3 = Ba(IO3)2 + 2 KCl
KMnO4 + NaOH + K2S2O3 = Na2MnO4 + Na2S4O6 + KOH =>
2 KMnO4 + 6 NaOH + 2 K2S2O3 = 2 Na2MnO4 + Na2S4O6 + 6 KOH
NaI + CoCl{2} = NaCl{2} + CoI =>
NaI + CoCl{2} = NaCl{2} + CoI
Pb(NO)3 + Cu = Cu(NO)3 + Pb =>
Pb(NO)3 + Cu = Cu(NO)3 + Pb
FeO + Cl2 = O2 + FeCl2 =>
2 FeO + 2 Cl2 = O2 + 2 FeCl2
C6H5NO2 + Zn + HCl = C6H5NH2 + ZnCl2 + H2O =>
C6H5NO2 + 3 Zn + 6 HCl = C6H5NH2 + 3 ZnCl2 + 2 H2O
NH4I + NaOH = NOH + NaH4I =>
NH4I + NaOH = NOH + NaH4I
Cu(NO3)2 + Pb = Cu + Pb(NO3)2 =>
Cu(NO3)2 + Pb = Cu + Pb(NO3)2
S02 + O2 = SO03 =>
S02 + 3 O2 = 2 SO03
ZnCl2 + FeCl3 + H2O = ZnFe2O4 + HCl =>
ZnCl2 + 2 FeCl3 + 4 H2O = ZnFe2O4 + 8 HCl
Cd2 + Sn(ClO3)4 = Sn + Cd(ClO3)2 =>
Cd2 + Sn(ClO3)4 = Sn + 2 Cd(ClO3)2
RCOCH3O + O2 = CO2 + H2O + RCOOH =>
2 RCOCH3O + 3 O2 = 2 CO2 + 2 H2O + 2 RCOOH
Fe(NO3)3 + SnCl2 + H2O + KOH = Fe2[Sn(OH)6]3 + KCl + NO2 =>
2 Fe(NO3)3 + 3 SnCl2 + 6 H2O + 6 KOH = Fe2[Sn(OH)6]3 + 6 KCl + 6 NO2
HCOOH(aq) + Zn = COOZn + H9 =>
9 HCOOH(aq) + 9 Zn = 9 COOZn + 2 H9
Zn + ClNi = ZnCl + Ni =>
Zn + ClNi = ZnCl + Ni
MnO2(S) + K2CO3(aq) + O2(g) = KMnO4(S) + CO2(g) =>
4 MnO2(S) + 2 K2CO3(aq) + 3 O2(g) = 4 KMnO4(S) + 2 CO2(g)
Sr(OH)2 + Na3PO4 = NaOH + Sr3(PO4)2 =>
3 Sr(OH)2 + 2 Na3PO4 = 6 NaOH + Sr3(PO4)2
KI + H2SO4 = I2 + H2O + K2SO4 + SO2 =>
2 KI + 2 H2SO4 = I2 + 2 H2O + K2SO4 + SO2
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
MgOH + HCl = ClMg + H2O =>
MgOH + HCl = ClMg + H2O
AgCn + HCl = AgCl + HCn =>
AgCn + HCl = AgCl + HCn
KAl(SO4)2*12H2O(aq) + BaCl2(aq) = KCl(aq) + AlCl3(aq) + BaSO4(s) + H2O =>
KAl(SO4)2*12H2O(aq) + 2 BaCl2(aq) = KCl(aq) + AlCl3(aq) + 2 BaSO4(s) + 12 H2O
CH3CHNH2COOH + CH3CHClCH3 = CH3CHNHCH3CHCH3COOH + HCl =>
CH3CHNH2COOH + CH3CHClCH3 = CH3CHNHCH3CHCH3COOH + HCl
C6HOOH + O2 = CO2 + H2O =>
2 C6HOOH + 11 O2 = 12 CO2 + 2 H2O
(NH4)2Fe(SO4)2 + H2SO4 + Br2 = Fe2(SO4)3 + (NH4)2SO4 + HBr =>
2(NH4)2Fe(SO4)2 + H2SO4 + Br2 = Fe2(SO4)3 + 2(NH4)2SO4 + 2 HBr
HCl(aq) + NH3(aq) = H20(aq) + NCl =>
5 HCl(aq) + 5 NH3(aq) = H20(aq) + 5 NCl
Na2S + Pd(NO3)2 = PdS + NaNO3 =>
Na2S + Pd(NO3)2 = PdS + 2 NaNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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