| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMNO4 + 5 H2C2O4 + 3 H2SO4 = 2 MNSO4 + K2SO4 + 10 CO2 + 8 H2O
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
HCH3COO + BA(OH)2 = H2O + BA(CH3COO)2 =>
2 HCH3COO + BA(OH)2 = 2 H2O + BA(CH3COO)2
CS2 + F2 = CF4 + S =>
CS2 + 2 F2 = CF4 + 2 S
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
HCH3COO + Ba(OH)2 = H2O + Ba(CH3COO)2 =>
2 HCH3COO + Ba(OH)2 = 2 H2O + Ba(CH3COO)2
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
H2 + I2 = HI =>
H2 + I2 = 2 HI
K(s) + Cl2(g) = KCl(s) =>
2 K(s) + Cl2(g) = 2 KCl(s)
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BaCO3 + Al2O3 + SiO2 = BaAl2Si2O8 + CO2 =>
BaCO3 + Al2O3 + 2 SiO2 = BaAl2Si2O8 + CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + NAOH + H2O = NAAlO2 + H2 =>
2 Al + 2 NAOH + 2 H2O = 2 NAAlO2 + 3 H2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Al + AgNO3 = Al(NO3)3 + Ag =>
Al + 3 AgNO3 = Al(NO3)3 + 3 Ag
K(s) + Br2(l) = KBr(s) =>
2 K(s) + Br2(l) = 2 KBr(s)
Al + CuSO4(H2O)5 + NaCl = AlCl3 + Cu + Na2SO4 + H2O =>
2 Al + 3 CuSO4(H2O)5 + 6 NaCl = 2 AlCl3 + 3 Cu + 3 Na2SO4 + 15 H2O
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
K + Cl2 = KCl2 =>
K + Cl2 = KCl2
H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H6(s) + O2(g) = CO2 + H2O(s) =>
2 C2H6(s) + 7 O2(g) = 4 CO2 + 6 H2O(s)
Ca(HCO3)2(aq) = CO2(g) + H2O(l) + CaCO3(s) =>
Ca(HCO3)2(aq) = CO2(g) + H2O(l) + CaCO3(s)
C2H6(s) + O2(g) = CO2 + H2O(s) =>
2 C2H6(s) + 7 O2(g) = 4 CO2 + 6 H2O(s)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Cu + CuSO4(H2O)5 + NaCl = Cu2Cl2 + Na2SO4 + H2O =>
Cu + CuSO4(H2O)5 + 2 NaCl = Cu2Cl2 + Na2SO4 + 5 H2O
Sr(s) + O2(g) = SrO(s) =>
2 Sr(s) + O2(g) = 2 SrO(s)
NH3(s) + O2(g) = NO + H2O(s) =>
4 NH3(s) + 5 O2(g) = 4 NO + 6 H2O(s)
KClO3 = KClO2 + O2 =>
2 KClO3 = 2 KClO2 + O2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
NH3 + Cl2 = NCl3 + H2 =>
2 NH3 + 3 Cl2 = 2 NCl3 + 3 H2
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Zn + H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
KMnO4 + FeSO4 + H2O = MnO2 + FeOHSO4 + KOH =>
KMnO4 + 3 FeSO4 + 2 H2O = MnO2 + 3 FeOHSO4 + KOH
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
H2S + HNO3 = H2O + H2SO4 + NO =>
3 H2S + 8 HNO3 = 4 H2O + 3 H2SO4 + 8 NO
K2Mno4 + Cl2 = KMno4 + KCl =>
2 K2Mno4 + Cl2 = 2 KMno4 + 2 KCl
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
K2SO4 + CuSO4 = K2SO4CuSO4 =>
K2SO4 + CuSO4 = K2SO4CuSO4
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/04/15
Équations équilibrées sur05/04/14
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