| Équations équilibrées la veille |
2 NaClO3 + Na2SO3 + H2SO4 = 2 Na2SO4 + 2 ClO2 + H2O
KMnO4 + Na2C2O4 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + CO2 + H2O =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 10 CO2 + 8 H2O
COOH + Cl = COCl2 + OH =>
COOH + 2 Cl = COCl2 + OH
KIHBrO = KBrOHI =>
KIHBrO = KBrOHI
Al + Cu2Cl = AlCl + Cu =>
Al + Cu2Cl = AlCl + 2 Cu
HClO4 + MgO = Mg(ClO4)2 + H2O =>
2 HClO4 + MgO = Mg(ClO4)2 + H2O
K3[Cr(OH)6] + HBr = CrBr3 + KBr + H2O =>
K3[Cr(OH)6] + 6 HBr = CrBr3 + 3 KBr + 6 H2O
Na{+} + Br{-1) = NaBr =>
Na{+} + Br{-1) = NaBr
P + O2 = PO3O2 =>
2 P + 5 O2 = 2 PO3O2
Ba2 + (PO4)3 = Ba3(PO4)2 =>
9 Ba2 + 4(PO4)3 = 6 Ba3(PO4)2
C6H5OH + NaCl = C6H5ONa + HCl =>
C6H5OH + NaCl = C6H5ONa + HCl
C3H8 + HCl = CH3CH(Cl)CH3 + H =>
C3H8 + HCl = CH3CH(Cl)CH3 + 2 H
I2 + KOH = KIO3 + KI3 + H2O =>
8 I2 + 6 KOH = KIO3 + 5 KI3 + 3 H2O
Ni(NO3)2*6H2O + Mg(NO3)2*6H2O + C6H8O7*H2O = MgNiO2 + CO2 + NO2 + H2 =>
2 Ni(NO3)2*6H2O + 2 Mg(NO3)2*6H2O + 7 C6H8O7*H2O = 2 MgNiO2 + 42 CO2 + 8 NO2 + 59 H2
COBr2(g) = CO(g) + Br2(g) =>
COBr2(g) = CO(g) + Br2(g)
K + CaCO3 = K2CO3 + Ca =>
2 K + CaCO3 = K2CO3 + Ca
Mg + Al2(SO4)3 = MgSO4 + Al =>
3 Mg + Al2(SO4)3 = 3 MgSO4 + 2 Al
Fe2S3 + CH3COOH = Fe(C2H3O2)3 + H2S =>
Fe2S3 + 6 CH3COOH = 2 Fe(C2H3O2)3 + 3 H2S
AgNO3 + AgCl = Ag + NO3Cl =>
AgNO3 + AgCl = 2 Ag + NO3Cl
Cu(OH)2 = Cu + (OH)2 =>
Cu(OH)2 = Cu + (OH)2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Ni2{+} + NH3 + HCl = Ni + NH4{+} + Cl =>
Ni2{+} + NH3 + HCl = 2 Ni + NH4{+} + Cl
HlO3 + SO2 + H2O = Hl + H2SO4 =>
HlO3 + 3 SO2 + 3 H2O = Hl + 3 H2SO4
Mg(OH)2 + B(OH)3 = Mg3(BO3)2 + H2O =>
3 Mg(OH)2 + 2 B(OH)3 = Mg3(BO3)2 + 6 H2O
Na2CO3 + ZnCl2 = NaCl + Zn2(CO3)2 =>
2 Na2CO3 + 2 ZnCl2 = 4 NaCl + Zn2(CO3)2
Al2(SO4)3 = Al2O3 + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
Ni(NO3)2 + NH4OH = NH4NO3 + Ni(OH)2 =>
Ni(NO3)2 + 2 NH4OH = 2 NH4NO3 + Ni(OH)2
NaCl + Na3PO4 = Na3Cl + NaPO4 =>
NaCl + Na3PO4 = Na3Cl + NaPO4
Na3PO4 + KCI = NaCI + K3PO4 =>
Na3PO4 + 3 KCI = 3 NaCI + K3PO4
CH2OHCH2OH + Cu(OH)2 = CH2OCH2OCu + H2O =>
CH2OHCH2OH + Cu(OH)2 = CH2OCH2OCu + 2 H2O
FeF2 + H2SO4 = FeSO4 + HF =>
FeF2 + H2SO4 = FeSO4 + 2 HF
As2S5 + KClO3 + H2O = H3AsO4 + H2SO4 + KCl =>
3 As2S5 + 20 KClO3 + 24 H2O = 6 H3AsO4 + 15 H2SO4 + 20 KCl
Fe2(Se2) + HCl = Fe(Cl2) + H2Se =>
Fe2(Se2) + 4 HCl = 2 Fe(Cl2) + 2 H2Se
NaBr(s) + Cl2(g) = Br(s) + NaCl(g) =>
2 NaBr(s) + Cl2(g) = 2 Br(s) + 2 NaCl(g)
CoCl + NaPO4 = CoPO4 + NaCl =>
CoCl + NaPO4 = CoPO4 + NaCl
NaOH + HONH2 = NaO + HONH3 =>
NaOH + HONH2 = NaO + HONH3
NaCl = Na + NaCl2 =>
2 NaCl = Na + NaCl2
HgCl2 + NaS = HgS2 + NaCl =>
HgCl2 + 2 NaS = HgS2 + 2 NaCl
CH2O + Ag(NH3)2OH = CH2O2 + NH3 + Ag + H2O =>
CH2O + 2 Ag(NH3)2OH = CH2O2 + 4 NH3 + 2 Ag + H2O
Cu + PO4 = Cu3(PO4) =>
3 Cu + PO4 = Cu3(PO4)
Rh + O2 = Rh2O3 =>
4 Rh + 3 O2 = 2 Rh2O3
H3PO4 + OH = PO4 + H2O =>
H3PO4 + 3 OH = PO4 + 3 H2O
Na + S = Na2S =>
2 Na + S = Na2S
Al17 + Cl2 = AlCl3 =>
2 Al17 + 51 Cl2 = 34 AlCl3
Rb(OH) + SO2 = Rb2SO3 + H2O =>
2 Rb(OH) + SO2 = Rb2SO3 + H2O
NiSO4 + Hg2(NO3)2 = Hg2SO4 + Ni(NO3)2 =>
NiSO4 + Hg2(NO3)2 = Hg2SO4 + Ni(NO3)2
K8 = K2 =>
K8 = 4 K2
C3H7COOH(aq) + NaHCO3(aq) = C3H7COONa(aq) + H2O(l) + CO2(g) =>
C3H7COOH(aq) + NaHCO3(aq) = C3H7COONa(aq) + H2O(l) + CO2(g)
Fe2(CO3)2 + H2SO4 = FeSO4 + H2O + CO2 =>
Fe2(CO3)2 + 2 H2SO4 = 2 FeSO4 + 2 H2O + 2 CO2
CuO2 = CuO + O2 =>
2 CuO2 = 2 CuO + O2
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Équations équilibrées sur11/23/24
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