| Équations équilibrées la veille |
CH3OH + CO = CH3COOH
Cu + Na2S = CuS2 + Na =>
Cu + 2 Na2S = CuS2 + 4 Na
Au2OH2O = Au(OH) =>
Au2OH2O = 2 Au(OH)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MnCl2(aq) + NaOH(aq) = Mn(OH)2(s) + NaCl(aq) =>
MnCl2(aq) + 2 NaOH(aq) = Mn(OH)2(s) + 2 NaCl(aq)
Na3PO4(aq) + H2SO4(aq) = Na2SO4(aq) + H3PO4(aq) =>
2 Na3PO4(aq) + 3 H2SO4(aq) = 3 Na2SO4(aq) + 2 H3PO4(aq)
Zn + H2O = Zn(OH2) =>
Zn + H2O = Zn(OH2)
BaCl2 + NaHSO4 = BaSO4 + NaCl + HCl =>
BaCl2 + NaHSO4 = BaSO4 + NaCl + HCl
MgNO32KOH = MgOHKNO32 =>
MgNO32KOH = MgOHKNO32
MnCl2(aq) + NaOH(aq) = Mn(OH)2(s) + NaCl =>
MnCl2(aq) + 2 NaOH(aq) = Mn(OH)2(s) + 2 NaCl
C3H6O3 + SO4 = CO2 + H2S + H2O =>
5 C3H6O3 + 6 SO4 = 15 CO2 + 6 H2S + 9 H2O
Na2CO3 + SO3 = Na2SO4 + CO2 =>
Na2CO3 + SO3 = Na2SO4 + CO2
Mn + H = MnH3 =>
Mn + 3 H = MnH3
Al(NO3)3Ca(OH)2 = Ca(NO3)3Al(OH)2 =>
Al(NO3)3Ca(OH)2 = Ca(NO3)3Al(OH)2
Mn + H = MnH3 =>
Mn + 3 H = MnH3
Cu(s) + AgNO3(l) = CuNO3(aq) + Ag(s) =>
Cu(s) + AgNO3(l) = CuNO3(aq) + Ag(s)
La + F2 = LaF3 =>
2 La + 3 F2 = 2 LaF3
Tl2O + O3 = Tl2O3 =>
3 Tl2O + 2 O3 = 3 Tl2O3
S2O3{2-} + Cl2 + H2O = SO4{2-} + Cl{-} + H{+} =>
S2O3{2-} + 4 Cl2 + 5 H2O = 2 SO4{2-} + 8 Cl{-} + 10 H{+}
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
NO3{-} + I2 + H2O = IO3{-} + NO2 + OH{-} =>
10 NO3{-} + I2 + 4 H2O = 2 IO3{-} + 10 NO2 + 8 OH{-}
Hg{2+} + Cu = Cu{2+} + Hg =>
Hg{2+} + Cu = Cu{2+} + Hg
Na2CO3 + Co3O4 + NH4H2PO4 + O2 = Na5Co7(PO4)6 + CO2 + H2O + NO2 =>
30 Na2CO3 + 28 Co3O4 + 72 NH4H2PO4 + 109 O2 = 12 Na5Co7(PO4)6 + 30 CO2 + 216 H2O + 72 NO2
NO3{-} + I2 + H2O = IO3{-} + NO2 + OH{-} =>
10 NO3{-} + I2 + 4 H2O = 2 IO3{-} + 10 NO2 + 8 OH{-}
Cu(s) + AgNO3(l) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(l) = Cu(NO3)2(aq) + 2 Ag(s)
Fe(NO3)3KOH = K(NO3)3FeOH =>
Fe(NO3)3KOH = K(NO3)3FeOH
AlCl3 + C2H3NaO2 = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(CH3COO)3 + 3 NaCl
AlCl3 + C2H3NaO2 = Al(C2H3O2)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(C2H3O2)3 + 3 NaCl
RbF = Rb + F2 =>
2 RbF = 2 Rb + F2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu(s) + AgNO3(l) = CuNO3 + Ag =>
Cu(s) + AgNO3(l) = CuNO3 + Ag
Fe(OH)2 + H3PO4(aq) = Fe3(PO4)2(s) + H2O(l) =>
3 Fe(OH)2 + 2 H3PO4(aq) = Fe3(PO4)2(s) + 6 H2O(l)
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
AlCl3 + C2H3NaO2 = Al(C2H3O2)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(C2H3O2)3 + 3 NaCl
KAl(OH)4 + HCl = KCl + Al(OH)3 + H2O =>
KAl(OH)4 + HCl = KCl + Al(OH)3 + H2O
AlCl3 + C2H3NaO2 = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 C2H3NaO2 = Al(CH3COO)3 + 3 NaCl
Fe(OH)2 + HBr = FeBr + H(OH)2 =>
Fe(OH)2 + HBr = FeBr + H(OH)2
Cu(s) + AgNO3(l) = Cu(NO3)2(l) + Ag(s) =>
Cu(s) + 2 AgNO3(l) = Cu(NO3)2(l) + 2 Ag(s)
Cr2O3 + KOH + Br2 = K2CrO4 + KBr + H2O =>
Cr2O3 + 10 KOH + 3 Br2 = 2 K2CrO4 + 6 KBr + 5 H2O
Ca(HCO3)2 + BaCl2 = Ba(HCO3)2 + CaCl2 =>
Ca(HCO3)2 + BaCl2 = Ba(HCO3)2 + CaCl2
[Sn(OH)2]Br + Pb(OH)4 = [Pb(OH)2]Br + Sn(OH)4 =>
[Sn(OH)2]Br + Pb(OH)4 = [Pb(OH)2]Br + Sn(OH)4
Ni(OH)2 + H2S = Ni2S2 + H2O =>
2 Ni(OH)2 + 2 H2S = Ni2S2 + 4 H2O
AgNO3HI = AgIHNO3 =>
AgNO3HI = AgIHNO3
H2CO3 + Ba(OH)2 = Ba(CO3)2 + H3O =>
2 H2CO3 + Ba(OH)2 = Ba(CO3)2 + 2 H3O
CaCl2 + K4[Fe(CN)6] + NH4Cl = Ca(NH4)2[Fe(CN)6] + KCl =>
CaCl2 + K4[Fe(CN)6] + 2 NH4Cl = Ca(NH4)2[Fe(CN)6] + 4 KCl
Cu(s) + AgNO3(l) = Ag(s) + Cu(NO3)2 =>
Cu(s) + 2 AgNO3(l) = 2 Ag(s) + Cu(NO3)2
AgNO3 + NH4NO3 + NaOH = Ag(NH3)2OH + Na(NO3) + H2O =>
AgNO3 + 2 NH4NO3 + 3 NaOH = Ag(NH3)2OH + 3 Na(NO3) + 2 H2O
Ag3AsO4 + Zn + H2SO4 = As3H3 + Ag + ZnSO4 + H2O =>
6 Ag3AsO4 + 27 Zn + 27 H2SO4 = 2 As3H3 + 18 Ag + 27 ZnSO4 + 24 H2O
KAgCl = KClAg =>
KAgCl = KClAg
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Équations équilibrées sur11/15/24
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