| Équations équilibrées la veille |
MgCl2 = 2 Cl + Mg
KOH + SO2 = K2SO4 + H2 =>
2 KOH + SO2 = K2SO4 + H2
NaH2PO4 + Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + H2O =>
3 NaH2PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + 6 H2O
Mg(OH)2 + HBr = Mg(Br2) + H2O =>
Mg(OH)2 + 2 HBr = Mg(Br2) + 2 H2O
S + KClO3 + H2O = Cl2 + H2SO4 + KOH =>
5 S + 6 KClO3 + 8 H2O = 3 Cl2 + 5 H2SO4 + 6 KOH
Mg3(PO4)2 + (NH4)2CO3 = MgCO3 + (NH4)3PO4 =>
Mg3(PO4)2 + 3(NH4)2CO3 = 3 MgCO3 + 2(NH4)3PO4
Fe(OH)2 + (NH4)2S = FeS + NH4OH =>
Fe(OH)2 + (NH4)2S = FeS + 2 NH4OH
AlCl3 + NaHS + H2O = Al(OH)3 + NaCl + H2S =>
AlCl3 + 3 NaHS + 3 H2O = Al(OH)3 + 3 NaCl + 3 H2S
Na2SO4 + Zn + HCl = Na2S + ZnCl + H2O =>
Na2SO4 + 8 Zn + 8 HCl = Na2S + 8 ZnCl + 4 H2O
CrBr2 + Na3PO4 = CrPO4 + Na3Br2 =>
CrBr2 + Na3PO4 = CrPO4 + Na3Br2
KBrO3 + H2SO3 = Br2 + K2SO4 + H2SO4 + H2O =>
2 KBrO3 + 5 H2SO3 = Br2 + K2SO4 + 4 H2SO4 + H2O
HBrO3 + KCl = KBrO3 + HCl =>
HBrO3 + KCl = KBrO3 + HCl
C15H30 + O2 = C + H2O =>
2 C15H30 + 15 O2 = 30 C + 30 H2O
Na2SO4 + Zn + HCl = H2S + ZnCl2 + NaCl + H2O =>
Na2SO4 + 4 Zn + 10 HCl = H2S + 4 ZnCl2 + 2 NaCl + 4 H2O
Ag{+} + OH{-} = OHAg =>
Ag{+} + OH{-} = OHAg
C3H6O2 + CaCO3 = C3H5O2Ca + H2O + CO2 =>
15 C3H6O2 + 14 CaCO3 = 14 C3H5O2Ca + 10 H2O + 17 CO2
NaOH(aq) + CuCl2(aq) = NaCl(aq) + Cu(OH)2 =>
2 NaOH(aq) + CuCl2(aq) = 2 NaCl(aq) + Cu(OH)2
Rb2SO3 = Rb + SO3 =>
Rb2SO3 = 2 Rb + SO3
C15H30 + O2 = C + H2O =>
2 C15H30 + 15 O2 = 30 C + 30 H2O
Fe(OH)2 + (NH4)2S = FeS + NH4OH =>
Fe(OH)2 + (NH4)2S = FeS + 2 NH4OH
BaCl2 + H2O + Ag2O = AgCl + Ba(OH)2 =>
BaCl2 + H2O + Ag2O = 2 AgCl + Ba(OH)2
Na2S + KMnO4 + H2O = S + MnO2 + NaOH + KOH =>
3 Na2S + 2 KMnO4 + 4 H2O = 3 S + 2 MnO2 + 6 NaOH + 2 KOH
C13H16 + H2 = C13H20 =>
C13H16 + 2 H2 = C13H20
Li3VO4 + V2O3 + V2O5 = LiV2O4 =>
4 Li3VO4 + 9 V2O3 + V2O5 = 12 LiV2O4
Pb(C2H3O2)2 + K2Cr2O7 + H2O = PbCrO4 + KC2H3O2 + HC2H3O2 =>
2 Pb(C2H3O2)2 + K2Cr2O7 + H2O = 2 PbCrO4 + 2 KC2H3O2 + 2 HC2H3O2
ZnNH4PO4 = Zn2P2O7 + NH3 + H2O =>
2 ZnNH4PO4 = Zn2P2O7 + 2 NH3 + H2O
CH2CHCl + O2 = CO2 + H2O + HCl =>
2 CH2CHCl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
CuCl + NH3*H2O + O2 = Cu(NH3)4(H2O)2(OH)2 + NH4Cl + H2O =>
4 CuCl + 20 NH3*H2O + O2 = 4 Cu(NH3)4(H2O)2(OH)2 + 4 NH4Cl + 6 H2O
Pb + B = PbB =>
Pb + B = PbB
FeS + HNO3 = Fe(NO3)3 + NO2 + H2O + S =>
FeS + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O + S
FeI2 + I2 + KOH = KI + Fe2O3 + H2O =>
2 FeI2 + I2 + 6 KOH = 6 KI + Fe2O3 + 3 H2O
C15H30 + O2 = C + H2O =>
2 C15H30 + 15 O2 = 30 C + 30 H2O
K2Cr2O7 + Pb + H2O = Cr(OH)3 + Pb(OH)2 + KOH =>
K2Cr2O7 + 3 Pb + 7 H2O = 2 Cr(OH)3 + 3 Pb(OH)2 + 2 KOH
C15H30 + O2 = C + H2O =>
2 C15H30 + 15 O2 = 30 C + 30 H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Na2CO3 + CH3CO2OH = NaCH3 + CO2 + H2O =>
3 Na2CO3 + 8 CH3CO2OH = 6 NaCH3 + 13 CO2 + 7 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Na2(Zn(OH)4) + HNO3 = NaNO3 + Zn(OH)2 + H2O =>
Na2(Zn(OH)4) + 2 HNO3 = 2 NaNO3 + Zn(OH)2 + 2 H2O
FeS2 + H2SO4 = SO2 + H2O + FeSO4 =>
FeS2 + 6 H2SO4 = 7 SO2 + 6 H2O + FeSO4
Sn(s) + Zn(NO3)2 = Sn(NO3)2 + Zn =>
Sn(s) + Zn(NO3)2 = Sn(NO3)2 + Zn
ZnO + NaOH + H2O = Na2[Zn(OH)4] =>
ZnO + 2 NaOH + H2O = Na2[Zn(OH)4]
H2O + Na2CO3 + CuSO4 = Na2SO4 + CO2 + CuCO3Cu(OH)2 =>
H2O + 2 Na2CO3 + 2 CuSO4 = 2 Na2SO4 + CO2 + CuCO3Cu(OH)2
Al + Mn{2+} = Al{3+} + Mn =>
2 Al + 3 Mn{2+} = 2 Al{3+} + 3 Mn
Mg3N2(s) + H2O(i) = Mg(OH)2(aq) + NH3(g) =>
Mg3N2(s) + 6 H2O(i) = 3 Mg(OH)2(aq) + 2 NH3(g)
BaCl2 + H2SO4 = HCl + BaSO4HCl =>
BaCl2 + H2SO4 = HCl + BaSO4HCl
Cr(HCO3)3 = Cr2(CO3)3 + CO2 + H2O =>
2 Cr(HCO3)3 = Cr2(CO3)3 + 3 CO2 + 3 H2O
Sb2O3 + H2O2 = H4Sb2O7 =>
Sb2O3 + 2 H2O2 = H4Sb2O7
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Na2S + Sr = SrS + Na =>
Na2S + Sr = SrS + 2 Na
C15H30 + O2 = C + H2O =>
2 C15H30 + 15 O2 = 30 C + 30 H2O
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