| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 CH3CH(OH)CH3 + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 5 C2H5COOH + 11 H2O
Fe + H2O = FeO + H3 =>
3 Fe + 3 H2O = 3 FeO + 2 H3
CuCl + Br2 = CuBr2 + Cl =>
CuCl + Br2 = CuBr2 + Cl
NO + H2O = NH4NO3 + O2 =>
4 NO + 4 H2O = 2 NH4NO3 + O2
H2O + FeSO4 + H2O2 = Fe2O3 + SO4H2 =>
H2O + 2 FeSO4 + H2O2 = Fe2O3 + 2 SO4H2
Na2 + Br2 = NaBr =>
Na2 + Br2 = 2 NaBr
CH3NCO + O2 = CO2 + H2O + NO2 =>
4 CH3NCO + 13 O2 = 8 CO2 + 6 H2O + 4 NO2
Pb + Hg = PbHg =>
Pb + Hg = PbHg
Cu + H{+} + SO4{-2} = Cu{2+} + H2O + SO2 =>
Cu + 4 H{+} + SO4{-2} = Cu{2+} + 2 H2O + SO2
BaBr2 + NH4OH = BaOH + NH4Br2 =>
BaBr2 + NH4OH = BaOH + NH4Br2
KMn04 + H2SO4 + Sb = K2S04 + MnSO4 + Sb2O2 + H2O =>
2 KMn04 + 12 H2SO4 + 4 Sb = K2S04 + 8 MnSO4 + 2 Sb2O2 + 12 H2O
CaBr2(ac) + AgNo3(ac) = AgBr(s) + Ca(No3)2(ac) =>
CaBr2(ac) + 2 AgNo3(ac) = 2 AgBr(s) + Ca(No3)2(ac)
Na2SO3 + MnO2 + HCl = MnCl2Na2SO4 + H2O =>
Na2SO3 + MnO2 + 2 HCl = MnCl2Na2SO4 + H2O
ZnO + Ca(OH)2 = CaZnO2 + H2O =>
ZnO + Ca(OH)2 = CaZnO2 + H2O
K2CrO4 + H2SO4 + Zn = ZnCrO4 + K2SO4 + H2 =>
K2CrO4 + H2SO4 + Zn = ZnCrO4 + K2SO4 + H2
[NH4]2Fe[SO4]2 + NaOH = Fe[OH]2 + NH4NaSO4 =>
[NH4]2Fe[SO4]2 + 2 NaOH = Fe[OH]2 + 2 NH4NaSO4
Ag{+} + Cr = Cr{2+} + Ag =>
2 Ag{+} + Cr = Cr{2+} + 2 Ag
CaO3(s) + Al(s) = Al2O3(s) + Ca(s) =>
CaO3(s) + 2 Al(s) = Al2O3(s) + Ca(s)
KIO3(s) + KI(aq) + HCl(aq) = H2O(aq) + I2(g) + KCl(aq) =>
KIO3(s) + 5 KI(aq) + 6 HCl(aq) = 3 H2O(aq) + 3 I2(g) + 6 KCl(aq)
Zn + KNO2 + NaOH + H2O = NH3 + Na2[Zn(OH)4] + K2[Zn(OH)4] =>
6 Zn + 2 KNO2 + 10 NaOH + 10 H2O = 2 NH3 + 5 Na2[Zn(OH)4] + K2[Zn(OH)4]
NaHSO3 + HNO3 = NaNO3 + H2SO4 + H2O + NO2 =>
NaHSO3 + 3 HNO3 = NaNO3 + H2SO4 + H2O + 2 NO2
Mg(g) + O2(g) = MgO =>
2 Mg(g) + O2(g) = 2 MgO
CaBr2 + NH4F = CaH8F2 + BrN =>
CaBr2 + 2 NH4F = CaH8F2 + 2 BrN
P4 + O2 = P1O10 =>
P4 + 20 O2 = 4 P1O10
C2H5NO2 + N2O + OH{-} = CO3{2-} + H2O + N2 =>
2 C2H5NO2 + 9 N2O + 8 OH{-} = 4 CO3{2-} + 9 H2O + 10 N2
Fe + H2SO4 + KMnO4 = Fe2(SO4)3 + K2SO + MnSO4 + H2O =>
16 Fe + 33 H2SO4 + 6 KMnO4 = 8 Fe2(SO4)3 + 3 K2SO + 6 MnSO4 + 33 H2O
(AgNO3)(aq) + KBr(aq) = AgBr + (KNO3) =>
(AgNO3)(aq) + KBr(aq) = AgBr + (KNO3)
MgSO4 + Ca3(PO4)2 = CaSO4 + Mg3(PO4)2 =>
3 MgSO4 + Ca3(PO4)2 = 3 CaSO4 + Mg3(PO4)2
Cu(NO3)2 + Zn(s) = Cu(s)Zn(NO3)2 =>
Cu(NO3)2 + Zn(s) = Cu(s)Zn(NO3)2
C6H10 + Na2CrO7 + H2SO4 = C6H10O4 + H2O + Na2SO4 + Cr2(SO4)3 =>
9 C6H10 + 8 Na2CrO7 + 20 H2SO4 = 9 C6H10O4 + 20 H2O + 8 Na2SO4 + 4 Cr2(SO4)3
K2CO3 + NaOH = KOH + Na2(CO3) =>
K2CO3 + 2 NaOH = 2 KOH + Na2(CO3)
Fe(OH)2 + NaOH = Na2[Fe(OH)4] =>
Fe(OH)2 + 2 NaOH = Na2[Fe(OH)4]
C2H4 + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + K2SO4 =>
5 C2H4 + 2 KMnO4 + 3 H2SO4 = 5 CH3COH + 2 MnSO4 + 3 H2O + K2SO4
SrCl2 + (NH4)2S = (NH4)2Cl2 + SrS =>
SrCl2 + (NH4)2S = (NH4)2Cl2 + SrS
ZnCO3 = CO2 + ZnO =>
ZnCO3 = CO2 + ZnO
KMnO4(ac) + Na2SO3(ac) + H2O(l) = MnO2(pp) + Na2SO4(ac) + KOH(ac) =>
2 KMnO4(ac) + 3 Na2SO3(ac) + H2O(l) = 2 MnO2(pp) + 3 Na2SO4(ac) + 2 KOH(ac)
K2S + Cu(OH)2 = KOH + CuS =>
K2S + Cu(OH)2 = 2 KOH + CuS
MnO4{-} + Pb{2-} + H{+} = Mn{2+} + Pb{4+} + H2O =>
6 MnO4{-} + 5 Pb{2-} + 48 H{+} = 6 Mn{2+} + 5 Pb{4+} + 24 H2O
NO2(g) + H2O(l) = HNO3(l) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(l) + NO(g)
Pb(NO3)2 + H2O + NO = Pb + HNO3 =>
3 Pb(NO3)2 + 4 H2O + 2 NO = 3 Pb + 8 HNO3
Zn(NO3)2(aq) + NaOH(aq) = Zn(OH)2(s) + NaNO3(aq) =>
Zn(NO3)2(aq) + 2 NaOH(aq) = Zn(OH)2(s) + 2 NaNO3(aq)
K2S2O8 + Na3[Cr(OH)6] + NaOH = Na2SO4 + K2CrO4 + H2O + K2SO4 =>
3 K2S2O8 + 2 Na3[Cr(OH)6] + 4 NaOH = 5 Na2SO4 + 2 K2CrO4 + 8 H2O + K2SO4
Ca(OH)2 + CH3COOH = Ca(COOH) + CH3(OH)2 =>
Ca(OH)2 + CH3COOH = Ca(COOH) + CH3(OH)2
(CH3)3COH + HCl = C4H9Cl + H2O =>
(CH3)3COH + HCl = C4H9Cl + H2O
FeCl3 + K(CNO) = Fe(CNO)3 + KCl =>
FeCl3 + 3 K(CNO) = Fe(CNO)3 + 3 KCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
AI + HCl = AICl + H =>
AI + HCl = AICl + H
CH3(CH2)63CH3 + O2 = CO2 + H2O =>
CH3(CH2)63CH3 + 98 O2 = 65 CO2 + 66 H2O
HNO3 + N2S = SO2 + NO2 + H2O =>
12 HNO3 + N2S = SO2 + 14 NO2 + 6 H2O
Cu(OH)2 = CuO(s)H2O =>
Cu(OH)2 = CuO(s)H2O
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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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