| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sb2S4 + 8 O2 = Sb4 + 8 SO2
C + HF = HCF =>
C + HF = HCF
CH3NH2 + H2O = CH3NH3{+} + OH{-} =>
CH3NH2 + H2O = CH3NH3{+} + OH{-}
K + P = K3P =>
3 K + P = K3P
AlF3 + KOH = Al(OH)3 + KF =>
AlF3 + 3 KOH = Al(OH)3 + 3 KF
SO3(s) + H2O(i) = H2SO4(aq) =>
SO3(s) + H2O(i) = H2SO4(aq)
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C + KMnO4 = K2CO3 + MnO + CO2 =>
5 C + 4 KMnO4 = 2 K2CO3 + 4 MnO + 3 CO2
NaCl + Na3PO4 = Na + ClPO4 =>
NaCl + Na3PO4 = 4 Na + ClPO4
Ca3Al2Si3O12 = Al2O3 + SiO2 + CaO =>
Ca3Al2Si3O12 = Al2O3 + 3 SiO2 + 3 CaO
Na2S2O3 + NaNO3 + H2SO4 = Na2SO4 + NO + H2O =>
3 Na2S2O3 + 8 NaNO3 + H2SO4 = 7 Na2SO4 + 8 NO + H2O
FeCl2 + KMnO4 + HCl = FeCl3 + H2O + KCl + MnCl2 =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + 4 H2O + KCl + MnCl2
C2O4 + H2O = C6H12O6 + O =>
3 C2O4 + 6 H2O = C6H12O6 + 12 O
Mg(OH)2 = H2OMgO =>
Mg(OH)2 = H2OMgO
CuSO4(aq) + Na2Co3(aq) = Na2SO4(aq) + CuCo3 =>
CuSO4(aq) + Na2Co3(aq) = Na2SO4(aq) + CuCo3
Ra(OH)2 + (NH4)3PO4 = NH3 + H2O + Ra3(PO4)2 =>
3 Ra(OH)2 + 2(NH4)3PO4 = 6 NH3 + 6 H2O + Ra3(PO4)2
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
C2H5NH2 + HNO3 = C2H5NO3 + NH3 =>
C2H5NH2 + HNO3 = C2H5NO3 + NH3
Al + CoSO4 = AlSO4 + Co =>
Al + CoSO4 = AlSO4 + Co
C3H5NaO2 + NaOH = Na2CO3 + C2H6 =>
C3H5NaO2 + NaOH = Na2CO3 + C2H6
P + OH = HPO2 + H2O =>
P + 3 OH = HPO2 + H2O
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
C2H2N + O2 = CO2 + H2O + NO =>
C2H2N + 3 O2 = 2 CO2 + H2O + NO
SO2 + K2Cr2O7 + H2O = K2SO4 + Cr(OH)3 + Cr2(SO4)3 =>
9 SO2 + 3 K2Cr2O7 + 3 H2O = 3 K2SO4 + 2 Cr(OH)3 + 2 Cr2(SO4)3
CrO(s) + C(s) = Cr(s) + CO2(g) =>
2 CrO(s) + C(s) = 2 Cr(s) + CO2(g)
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
HCl + NH4Cl + K2Cr2O7 = KCl + N2 + CrCl3 + H2O =>
6 HCl + 2 NH4Cl + K2Cr2O7 = 2 KCl + N2 + 2 CrCl3 + 7 H2O
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
Sm2O3 + Ba = Sm + BaO =>
Sm2O3 + 3 Ba = 2 Sm + 3 BaO
Al(OH)3 + H3PO4 = Al(OH)2H2PO4 + H2O =>
Al(OH)3 + H3PO4 = Al(OH)2H2PO4 + H2O
Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3
(CH3)2NH + O2 = CO + H2O + N2 =>
4(CH3)2NH + 11 O2 = 8 CO + 14 H2O + 2 N2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CaBr2 + Ca(OH)2 = CaBr + Ca(OH)3 =>
CaBr2 + 3 Ca(OH)2 = 2 CaBr + 2 Ca(OH)3
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Ni(NO3) + KCO4 = KNO3 + NiCO4 =>
Ni(NO3) + KCO4 = KNO3 + NiCO4
Cu + Mg = CuMg =>
Cu + Mg = CuMg
Al2[SO4]3 + NaOH = Al[OH]3 + Na2SO4 =>
Al2[SO4]3 + 6 NaOH = 2 Al[OH]3 + 3 Na2SO4
Na2S2O3 + H2O2 = Na2S3O6 + Na2SO4 + H2O =>
2 Na2S2O3 + 4 H2O2 = Na2S3O6 + Na2SO4 + 4 H2O
CuCl2 + Zn(OH)2 = Cu(OH)2 + ZnCl2 =>
CuCl2 + Zn(OH)2 = Cu(OH)2 + ZnCl2
Co(OH)4 + HCl = CoCl4 + H2O =>
Co(OH)4 + 4 HCl = CoCl4 + 4 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
LiOH + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
NO2 + H2O = HNO3 + NNO3 =>
4 NO2 + H2O = 2 HNO3 + NNO3
C2H4O(s) + H2O(g) = C2H6O2(s) =>
C2H4O(s) + H2O(g) = C2H6O2(s)
Hg2Cl2(s) + K2CrO4(aq) = KCl(aq) + Hg2CrO4(s) =>
Hg2Cl2(s) + K2CrO4(aq) = 2 KCl(aq) + Hg2CrO4(s)
H2TeO4 = H2O + TeO3 =>
H2TeO4 = H2O + TeO3
PbBr2 + Cl = PbCl2 + Br =>
PbBr2 + 2 Cl = PbCl2 + 2 Br
CN + H2O = H2C2O4 + NH3 =>
2 CN + 4 H2O = H2C2O4 + 2 NH3
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Équations équilibrées sur12/15/24
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