| Équations équilibrées la veille |
Al + 4 NaOH = NaAl(OH)4 + 3 Na
KH2PO4 + Cu(NO3)2 = KNO3 + H2PO4 + Cu =>
2 KH2PO4 + Cu(NO3)2 = 2 KNO3 + 2 H2PO4 + Cu
HCl + HS = Cl + H2S =>
HCl + HS = Cl + H2S
NaHSO4 + Cu = CuSO4 + NaH =>
NaHSO4 + Cu = CuSO4 + NaH
CsNO3 + H2O = CsOH + HNO3 =>
CsNO3 + H2O = CsOH + HNO3
P4S3 + HNO3 + H2O = H3PO4 + H2SO4 + NO =>
3 P4S3 + 38 HNO3 + 8 H2O = 12 H3PO4 + 9 H2SO4 + 38 NO
Ca3N2 = Ca{2} + N{-3} =>
Ca3N2 = 3 Ca{2} + 2 N{-3}
C2H5OH + H2O2 = CO2 + H2O =>
C2H5OH + 6 H2O2 = 2 CO2 + 9 H2O
Al + H2 = AlH3 =>
2 Al + 3 H2 = 2 AlH3
Ni + H2SO3 = Ni(SO3) + H =>
Ni + H2SO3 = Ni(SO3) + 2 H
Mg(s) + AgNO3(aq) = Mg(NO3)2(aw) + Ag(s) =>
Mg(s) + 2 AgNO3(aq) = Mg(NO3)2(aw) + 2 Ag(s)
CuSO4*5H2O + NH4Cl = (NH4)2SO4 + CuCl2 + H2O =>
CuSO4*5H2O + 2 NH4Cl = (NH4)2SO4 + CuCl2 + 5 H2O
Cu(NO3)2 + NaClO3 = Na(NO3) + Cu(ClO3)2 =>
Cu(NO3)2 + 2 NaClO3 = 2 Na(NO3) + Cu(ClO3)2
Ca2 + AgNO3 = CaNO3 + Ag =>
Ca2 + 2 AgNO3 = 2 CaNO3 + 2 Ag
LiOH + SO4 = Li2SO4 + OH =>
2 LiOH + SO4 = Li2SO4 + 2 OH
KNo3 + NaOH = KOH + NaNo3 =>
KNo3 + NaOH = KOH + NaNo3
Pb(C2H3O2)2(aq) + KBr(aq) = PbBr2(s) + KC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + 2 KBr(aq) = PbBr2(s) + 2 KC2H3O2(aq)
KI + Cl2 + H2O = HCl + KIO3 =>
KI + 3 Cl2 + 3 H2O = 6 HCl + KIO3
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
Pb(C2H3O2)2(aq) + KBr(aq) = PbBr2(s) + KC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + 2 KBr(aq) = PbBr2(s) + 2 KC2H3O2(aq)
HF + BaS = BaF2 + H2S =>
2 HF + BaS = BaF2 + H2S
Ag2S + H2O = Ag + HS + OH =>
Ag2S + H2O = 2 Ag + HS + OH
K2Cr2O7 + H2O2 = Cr2O3 + O2 + KOH =>
K2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 KOH
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
Fe + Cd(NO3)2 = Fe(NO3)3 + Cd =>
2 Fe + 3 Cd(NO3)2 = 2 Fe(NO3)3 + 3 Cd
H3PO4 + Al(OH)3 = Al(PO4) + H2O =>
H3PO4 + Al(OH)3 = Al(PO4) + 3 H2O
H2O + HCl + Zn = Zn(ClO3)2 + H2 =>
6 H2O + 2 HCl + Zn = Zn(ClO3)2 + 7 H2
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Fe2O3 + BaCO3 + Zn + O2 = BaFe11ZnO19 + CO2 =>
22 Fe2O3 + 4 BaCO3 + 4 Zn + 3 O2 = 4 BaFe11ZnO19 + 4 CO2
Br2O5 + NaOH = NaBrO3 + H2O =>
Br2O5 + 2 NaOH = 2 NaBrO3 + H2O
Al(OH)4 + H2SO4 = Al(oh)3 + H2O + SO4 =>
3 Al(OH)4 + 6 H2SO4 = Al(oh)3 + 12 H2O + 6 SO4
Ba3P2 = Ba2 + P3 =>
6 Ba3P2 = 9 Ba2 + 4 P3
AgNO3(aq) + NaOH(aq)(aq) = NaNO3(aq) + AgOH(s) =>
AgNO3(aq) + NaOH(aq)(aq) = NaNO3(aq) + AgOH(s)
KH2PO4 + Cu(NO3)2 = KNO3 + H2PO4 + Cu =>
2 KH2PO4 + Cu(NO3)2 = 2 KNO3 + 2 H2PO4 + Cu
H2SO3 + KOH = K2SO4 + H2O + H =>
H2SO3 + 2 KOH = K2SO4 + H2O + 2 H
CuCl + Ca = CuCa + Cl =>
CuCl + Ca = CuCa + Cl
Na2B4O7 + CaCl2 + H2O = Ca(BO2)2 + NaCl + H3BO3 =>
Na2B4O7 + CaCl2 + 3 H2O = Ca(BO2)2 + 2 NaCl + 2 H3BO3
I2 + Na2SO3 + H2O = Na2SO4 + HI =>
I2 + Na2SO3 + H2O = Na2SO4 + 2 HI
CaC2 + HCl = CaCl2 + C2H2 =>
CaC2 + 2 HCl = CaCl2 + C2H2
NHCO3 + H2SO4 = N2SO4 + H2O + CO2 =>
2 NHCO3 + H2SO4 = N2SO4 + 2 H2O + 2 CO2
NiCl2 + O2 = NiO + Cl2O5 =>
NiCl2 + 3 O2 = NiO + Cl2O5
Na + C2 + O4{-2} = NaC2O4{-2} =>
Na + C2 + O4{-2} = NaC2O4{-2}
CH3COH + H2O2 = CO2 + H2O =>
CH3COH + 5 H2O2 = 2 CO2 + 7 H2O
NaBH4 = Na + B + H2 =>
NaBH4 = Na + B + 2 H2
V2O5 + H2SO4 = V2O3 + H2O + SO4 =>
V2O5 + 2 H2SO4 = V2O3 + 2 H2O + 2 SO4
Cu(NO3)2 + KH2PO4 = CuPO4 + KH2(NO3)2 =>
Cu(NO3)2 + KH2PO4 = CuPO4 + KH2(NO3)2
Na2SO3 + KCl = NaCl + K2SO3 =>
Na2SO3 + 2 KCl = 2 NaCl + K2SO3
HCOOH + NaOH = NaHCO2 + H2O =>
HCOOH + NaOH = NaHCO2 + H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Al2O3 + SO4 = AlSO4 + O =>
Al2O3 + 2 SO4 = 2 AlSO4 + 3 O
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Équations équilibrées sur11/13/24
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