| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2O + H2O = 2 KOH
H2C2O4 + KMnO4 = CO2 + K2O + MnO3 + H2O =>
H2C2O4 + 2 KMnO4 = 2 CO2 + K2O + 2 MnO3 + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H2So4 + LiOH = Li2So4 + H2O =>
H2So4 + 2 LiOH = Li2So4 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnO2 + FeSO4 + H2SO4 = MnSO4 + FeS3O12 + H2O =>
2 MnO2 + FeSO4 + 4 H2SO4 = 2 MnSO4 + FeS3O12 + 4 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CrO3 + Be(OH)2 = BeCrO4 + H2O =>
CrO3 + Be(OH)2 = BeCrO4 + H2O
NaHCO3 + CH3COOH = NaCH3COO + H20 + CO2 =>
10 NaHCO3 + 15 CH3COOH = 10 NaCH3COO + 2 H20 + 20 CO2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
H2O = O2 + H2 =>
2 H2O = O2 + 2 H2
CaC2(s) + H2O(l) = C2H2(g) + Ca(OH)2(s) =>
CaC2(s) + 2 H2O(l) = C2H2(g) + Ca(OH)2(s)
H2S + SO2 = S2 + H2O =>
4 H2S + 2 SO2 = 3 S2 + 4 H2O
BaO + CO2 = BaCO3 =>
BaO + CO2 = BaCO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca + HF = CaF2 + H2 =>
Ca + 2 HF = CaF2 + H2
SiF4 + KCl = KF + SiCl4 =>
SiF4 + 4 KCl = 4 KF + SiCl4
N2O5 + NAOH = NANO3 + H2O =>
N2O5 + 2 NAOH = 2 NANO3 + H2O
SnCl2 + FeCl3 = SnCl4 + FeCl2 =>
SnCl2 + 2 FeCl3 = SnCl4 + 2 FeCl2
P4 + F2 = PF =>
P4 + 2 F2 = 4 PF
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C11H24 + O2 = CO2 + H2O =>
C11H24 + 17 O2 = 11 CO2 + 12 H2O
H2O2 + H2S = S + H2O =>
H2O2 + H2S = S + 2 H2O
nitrogen + hydrogen = ammonia =>
N2 + 3 H2 = 2 NH3
TeO2 + Cr2O7{-2} + H{+} = H2TeO4 + Cr{3+} + H2O =>
3 TeO2 + Cr2O7{-2} + 8 H{+} = 3 H2TeO4 + 2 Cr{3+} + H2O
HNO3 + HBr = Br2 + NO + H2O =>
2 HNO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
HCl + CA(OH)2 = CACl2 + H2O =>
2 HCl + CA(OH)2 = CACl2 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Si + HF = H2SiF6 + H2 =>
Si + 6 HF = H2SiF6 + 2 H2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe2O3 + H2O = FeO3H3 =>
Fe2O3 + 3 H2O = 2 FeO3H3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cl2 + SO2 + H2O = H2SO4 + HCl =>
Cl2 + SO2 + 2 H2O = H2SO4 + 2 HCl
NaBr + H2SO4 + MnO2 = Br2 + MnSO4 + Na2SO4 + H2O =>
2 NaBr + 2 H2SO4 + MnO2 = Br2 + MnSO4 + Na2SO4 + 2 H2O
AgNO3 + Na2SO4 = AgSO4 + Na2NO3 =>
AgNO3 + Na2SO4 = AgSO4 + Na2NO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + 10 CO + P4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al + NH3 + H2O = Al(OH)3 + NH4 =>
Al + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/05/18
Équations équilibrées sur09/04/17
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