| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO7 + 5 SnSO4 + 6 H2SO4 = 5 Sn(SO4)2 + 2 MnO4 + K2SO4 + 6 H2O
Na2CO3 + HCl = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl = CO2 + H2O + 2 NaCl
Al + NaOH = AlOH + Na =>
Al + NaOH = AlOH + Na
HCl + H2O2 = Cl2 + H2O =>
2 HCl + H2O2 = Cl2 + 2 H2O
KClO + MnO2 + KOH = KCl + KMnO4 + H2O =>
3 KClO + 2 MnO2 + 2 KOH = 3 KCl + 2 KMnO4 + H2O
FeS(s) + HCl = FeCl2(ac) + H2S(g) =>
FeS(s) + 2 HCl = FeCl2(ac) + H2S(g)
CF4 + Br2 = CBr2 + F2 =>
CF4 + Br2 = CBr2 + 2 F2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
NaOH + Mg = MgOH + Na =>
NaOH + Mg = MgOH + Na
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
Na + At2 = NaAt =>
2 Na + At2 = 2 NaAt
KMNO4 + KI + H2SO4 = MNSO4 + K2SO4 + H2O + I2 =>
2 KMNO4 + 10 KI + 8 H2SO4 = 2 MNSO4 + 6 K2SO4 + 8 H2O + 5 I2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
CuCl2 + K = KCl + Cu =>
CuCl2 + 2 K = 2 KCl + Cu
NO2 + P2O3 + KOH = NO + K2HPO4 + H2O =>
2 NO2 + P2O3 + 4 KOH = 2 NO + 2 K2HPO4 + H2O
BaCO3 + TeO2 + CuO + H6TeO6 = BaCuTe2O7 + CO2 + H2O =>
BaCO3 + TeO2 + CuO + H6TeO6 = BaCuTe2O7 + CO2 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + Cu(NO3)2 = Cu + Zn(NO3)2 =>
Zn + Cu(NO3)2 = Cu + Zn(NO3)2
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
C12H22O11(s)(sucrose) = C(s) + H2O(l) =>
C12H22O11(s)(sucrose) = 12 C(s) + 11 H2O(l)
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
Fe2(SO4)3 + KSCN = K2(SO4) + Fe(SCN)3 =>
Fe2(SO4)3 + 6 KSCN = 3 K2(SO4) + 2 Fe(SCN)3
C5H9NO + C8H9Br = C13H17NO + HBr =>
C5H9NO + C8H9Br = C13H17NO + HBr
CH3OH + O2 = CO2 + H20(g) =>
10 CH3OH + 5 O2 = 10 CO2 + 2 H20(g)
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
N2H4 + O2 = H2O + NO2 =>
N2H4 + 3 O2 = 2 H2O + 2 NO2
CH3OH + O2 = CO2 + H2O(g) =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O(g)
Al + KOH + H2O = K[Al(OH)4] + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH)4] + 3 H2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
C7H8 + O2 = H2O + CO2 =>
C7H8 + 9 O2 = 4 H2O + 7 CO2
KClO + MnO + KOH = KCl + KMnO4 + H2O =>
5 KClO + 2 MnO + 2 KOH = 5 KCl + 2 KMnO4 + H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
NaAt + Cl2 = NaCl + At =>
2 NaAt + Cl2 = 2 NaCl + 2 At
KClO + MnO2 + KOH = KCl + KMnO4 + H2O =>
3 KClO + 2 MnO2 + 2 KOH = 3 KCl + 2 KMnO4 + H2O
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
Cr2O3 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
Cr2O3 + KClO3 + 4 KOH = 2 K2CrO4 + KCl + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C + O2 = CO2 =>
C + O2 = CO2
K + O2 = K2O =>
4 K + O2 = 2 K2O
C2H6S + O2 = CO2 + H2O + SO3 =>
C2H6S + 5 O2 = 2 CO2 + 3 H2O + SO3
NaI + NaIO3 + H2SO4 = I2 + Na2SO4 + H2O =>
5 NaI + NaIO3 + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
K2 + O2 = K2O =>
2 K2 + O2 = 2 K2O
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/21/15
Équations équilibrées sur11/20/14
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