| Équations équilibrées la veille |
NiS + 2 NaCl = Na2S + NiCl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
(NH4)2SO4(aq) + NaI(aq) = NH4I(aq) + Na2SO4(aq) =>
(NH4)2SO4(aq) + 2 NaI(aq) = 2 NH4I(aq) + Na2SO4(aq)
HSO2 + Mg(OH)2 = H2O + Mg(SO2)2 =>
2 HSO2 + Mg(OH)2 = 2 H2O + Mg(SO2)2
HBrO3 + SO2 + H2O = H2SO4 + HBrO2 =>
HBrO3 + SO2 + H2O = H2SO4 + HBrO2
Co(NO3)2 + Na2Co3 = Co(Co3)2 + Na(NO3) =>
7 Co(NO3)2 + 7 Na2Co3 = 4 Co(Co3)2 + 14 Na(NO3)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
ClNH4 + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 ClNH4 + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
CH4 + O2 = C + H2O =>
CH4 + O2 = C + 2 H2O
Fe1 + C = FeC13 =>
Fe1 + 13 C = FeC13
K + O2 = K2O =>
4 K + O2 = 2 K2O
KCl + HCl = KH + Cl2 =>
KCl + HCl = KH + Cl2
N + O2 = NO =>
2 N + O2 = 2 NO
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
K2Cr2O7 + HCl + H2S = KCl + CrCl3 + H2O + S =>
K2Cr2O7 + 8 HCl + 3 H2S = 2 KCl + 2 CrCl3 + 7 H2O + 3 S
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
SO2 + Br2 + H2O = Br{-} + SO4{2-} + H{+} =>
SO2 + Br2 + 2 H2O = 2 Br{-} + SO4{2-} + 4 H{+}
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe1 + C12 = FeC13 =>
12 Fe1 + 13 C12 = 12 FeC13
KMnO4 + I2 + KOH = K2MnO4 + KIO3 + H2O =>
10 KMnO4 + I2 + 12 KOH = 10 K2MnO4 + 2 KIO3 + 6 H2O
Ag + Fe2O3 = Ag2O + Fe =>
6 Ag + Fe2O3 = 3 Ag2O + 2 Fe
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NH4NO3 + KOH = NH3 + H2O + KNO3 =>
NH4NO3 + KOH = NH3 + H2O + KNO3
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Mg(OH)2(aq) + HI(aq) = MgI2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HI(aq) = MgI2(aq) + 2 H2O(l)
Ba(NO3)2 + NiSO4 = BaSO4 + Ni(NO3)2 =>
Ba(NO3)2 + NiSO4 = BaSO4 + Ni(NO3)2
K2Cr2O7 + Na2SO3 + H2O = Cr(OH)3 + KOH + Na2SO4 =>
K2Cr2O7 + 3 Na2SO3 + 4 H2O = 2 Cr(OH)3 + 2 KOH + 3 Na2SO4
Al + F = AlF3 =>
Al + 3 F = AlF3
NH4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 H2O(g)
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
Zn(C2H3O2)2 + AgNO3 = Zn(NO3)2 + AgC2H3O2 =>
Zn(C2H3O2)2 + 2 AgNO3 = Zn(NO3)2 + 2 AgC2H3O2
F + Cl2O3 = FO + Cl =>
3 F + Cl2O3 = 3 FO + 2 Cl
NaOH + H2 = H3O + Na =>
NaOH + H2 = H3O + Na
Cr2O7 + H2 = H2O + Cr =>
Cr2O7 + 7 H2 = 7 H2O + 2 Cr
K2Cr2O7 + Pb(NO3)2 = KNO3 + PbCr2O7 =>
K2Cr2O7 + Pb(NO3)2 = 2 KNO3 + PbCr2O7
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
H + NaO = H2O + Na =>
2 H + NaO = H2O + Na
CuSO4(aq) + Sn(s) = Cu(s) + SnSO4(aq) =>
CuSO4(aq) + Sn(s) = Cu(s) + SnSO4(aq)
N + O2 = NO =>
2 N + O2 = 2 NO
H2O2 + Mn2O3 = MnH + O2 =>
2 H2O2 + 2 Mn2O3 = 4 MnH + 5 O2
CuCO3Cu(OH)2 + NH2CH2COOH = Cu(NH2CH2COO)2 + H2O + CO2 =>
CuCO3Cu(OH)2 + 4 NH2CH2COOH = 2 Cu(NH2CH2COO)2 + 3 H2O + CO2
N + O2 = N2O3 =>
4 N + 3 O2 = 2 N2O3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
HCl(aq) + FeS = FeCl2(aq) + H2S(g) =>
2 HCl(aq) + FeS = FeCl2(aq) + H2S(g)
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
SeO2 + O2 = SeO3 =>
2 SeO2 + O2 = 2 SeO3
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Équations équilibrées sur01/14/25
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