| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 SO2 + 2 KMnO4 + 2 H2O = 2 MnSO4 + K2SO4 + 2 H2SO4
H2SO4(aq) + Al(OH)3(s) = H2O(l) + Al2(SO4)3(aq) =>
3 H2SO4(aq) + 2 Al(OH)3(s) = 6 H2O(l) + Al2(SO4)3(aq)
Mg + Al2(So4)3 = MgSo4 + Al =>
3 Mg + Al2(So4)3 = 3 MgSo4 + 2 Al
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH3CH2OH + Cr2O7{3+} + H{+} = CH3CHO + Cr{3+} + H2O =>
11 CH3CH2OH + 2 Cr2O7{3+} + 6 H{+} = 11 CH3CHO + 4 Cr{3+} + 14 H2O
MgCl2 + AgNO3 = Mg(NO3)2 + AgCl =>
MgCl2 + 2 AgNO3 = Mg(NO3)2 + 2 AgCl
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
I2 + HNO3 = HIO3 + NO + H2O =>
3 I2 + 10 HNO3 = 6 HIO3 + 10 NO + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
P205 + H20 = H3P04 =>
16 P205 + 123 H20 = 820 H3P04
CH3CH2OH + Cr2O7{2-} + H{+} = CH3CHO + Cr{3+} + H2O =>
3 CH3CH2OH + Cr2O7{2-} + 8 H{+} = 3 CH3CHO + 2 Cr{3+} + 7 H2O
Na2SO3 + Mg(NO3)2 = Na2(NO3)2 + MgSO3 =>
Na2SO3 + Mg(NO3)2 = Na2(NO3)2 + MgSO3
S + O2 = SO2 =>
S + O2 = SO2
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AGNo3 + MGCl2 = AGCl + MG(No3)2 =>
2 AGNo3 + MGCl2 = 2 AGCl + MG(No3)2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
H2SO4 + CaCO3 = CaSO4 + CO2 + H2O =>
H2SO4 + CaCO3 = CaSO4 + CO2 + H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe + H2SO4 = H2 + FeSO4 =>
Fe + H2SO4 = H2 + FeSO4
NH3(g) + H3PO4(aq) = (NH4)2HPO4(s) =>
2 NH3(g) + H3PO4(aq) = (NH4)2HPO4(s)
KO2 + H2O = KOH + O2 =>
4 KO2 + 2 H2O = 4 KOH + 3 O2
HCl + KMnO4 = Cl2 + MnCl2 + H2O + KCl =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 MnCl2 + 8 H2O + 2 KCl
Fe2 + S2 = FeS =>
Fe2 + S2 = 2 FeS
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NO(g) + O2(g) = N2O4(l) =>
2 NO(g) + O2(g) = N2O4(l)
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
FeSo4 + NaOh = Fe(Oh)2 + Na2So4 =>
FeSo4 + 2 NaOh = Fe(Oh)2 + Na2So4
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CON2H4 = C3N6H6 + CO2 + NH3 =>
6 CON2H4 = C3N6H6 + 3 CO2 + 6 NH3
PBO + C = PB + CO2 =>
2 PBO + C = 2 PB + CO2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
H2SO4 + Fe = SO2 + Fe2(SO4)3 + H2O =>
6 H2SO4 + 2 Fe = 3 SO2 + Fe2(SO4)3 + 6 H2O
KNO3 + KI + H2SO4 = NO + I2 + K2SO4 + H2O =>
2 KNO3 + 6 KI + 4 H2SO4 = 2 NO + 3 I2 + 4 K2SO4 + 4 H2O
CuCl + HOH = HCl + CuOH =>
CuCl + HOH = HCl + CuOH
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
C4H10(g) + O2(g) = CO2(g) + H2O =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O
H2SO3 + KOH = H2OH + KSO3 =>
H2SO3 + KOH = H2OH + KSO3
SnCl2 + FeCl3 = SnCl4 + FeCl2 =>
SnCl2 + 2 FeCl3 = SnCl4 + 2 FeCl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
CA(OH)2 + (NH4)2So4 = CASo4 + NH3 + H2O =>
CA(OH)2 + (NH4)2So4 = CASo4 + 2 NH3 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/14/17
Équations équilibrées sur12/14/16
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