Équations équilibrées la veille |
BrO3{+} + 6 Fe{2}{+} + 6 H{+} = Br{+} + 6 Fe{3} + 3 H2O
NiSO4NH4OH = NiOHNH4(SO4) =>
NiSO4NH4OH = NiOHNH4(SO4)
K2CrO4 + K2S + H2SO4 = Cr2(SO4)3 + KHSO4 + H2O =>
8 K2CrO4 + 3 K2S + 31 H2SO4 = 4 Cr2(SO4)3 + 22 KHSO4 + 20 H2O
Ca(H2PO4)2 + NH4OH = (NH4)2HPO4 + CaO + H2O =>
Ca(H2PO4)2 + 4 NH4OH = 2(NH4)2HPO4 + CaO + 3 H2O
C2H6Cl2 = C2H5ClHCl =>
C2H6Cl2 = C2H5ClHCl
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
Cu2 + NH3 = [Cu(NH3)4]2 =>
Cu2 + 8 NH3 = [Cu(NH3)4]2
ZnKOH = Zn(KOH) =>
ZnKOH = Zn(KOH)
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
NaBr + H2SO4 + NaBrO2 = Br2 + Na2SO4 + H2O =>
3 NaBr + 2 H2SO4 + NaBrO2 = 2 Br2 + 2 Na2SO4 + 2 H2O
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Mn2(TeO3)7 = Mn2Te7 + O =>
Mn2(TeO3)7 = Mn2Te7 + 21 O
CaOHFeO = CaOFeOH =>
CaOHFeO = CaOFeOH
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
[CH3NH3]HCO3 = CH3NH2H2O + CO2 =>
[CH3NH3]HCO3 = CH3NH2H2O + CO2
Zn(OH)2 + NaOH = Na2ZnO2 + H2O =>
Zn(OH)2 + 2 NaOH = Na2ZnO2 + 2 H2O
NaF + HNO3 = NaH + FNO3 =>
NaF + HNO3 = NaH + FNO3
H3PO4 + Al(OH)3 = AlPO4 + H2O =>
H3PO4 + Al(OH)3 = AlPO4 + 3 H2O
NH4NO3 + BaCl2 = NH4Cl2 + BaNO3 =>
NH4NO3 + BaCl2 = NH4Cl2 + BaNO3
K2CO3 + HClO3 = KClO3 + CO2 + H2O =>
K2CO3 + 2 HClO3 = 2 KClO3 + CO2 + H2O
C7H9NO2 + NaOH = C6H6NONa + C2H3O2Na + H2O =>
2 C7H9NO2 + 3 NaOH = 2 C6H6NONa + C2H3O2Na + 3 H2O
Li2O + H2O = (LiOH)2 =>
Li2O + H2O = (LiOH)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaCl2 + HgNO3 = Ca(NO3)2 + HgCl =>
CaCl2 + 2 HgNO3 = Ca(NO3)2 + 2 HgCl
HCl = Cl + H =>
HCl = Cl + H
Cr(OH)3 + Mg = Mg(OH)2 + Cr =>
2 Cr(OH)3 + 3 Mg = 3 Mg(OH)2 + 2 Cr
Ca(AlO2)2 + HBr = CaBr2 + AlBr3 + H2O =>
Ca(AlO2)2 + 8 HBr = CaBr2 + 2 AlBr3 + 4 H2O
AgNO3 + NaNO3 = Na(NO3)2Ag =>
AgNO3 + NaNO3 = Na(NO3)2Ag
CrOSO2 = CrSO3 =>
CrOSO2 = CrSO3
HBr + KMnO4 = KBr + MnBr + Br2 + H2O =>
8 HBr + KMnO4 = KBr + MnBr + 3 Br2 + 4 H2O
Cs2SiO3 + H2O = SiO2 + CsOH =>
Cs2SiO3 + H2O = SiO2 + 2 CsOH
P5 + O2 = PO3 =>
2 P5 + 15 O2 = 10 PO3
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
NO2H2SO4 = NOH2OSO4 =>
NO2H2SO4 = NOH2OSO4
Cu(OH)2 + H3PO4 = Cu3(PO4)2 + H2O =>
3 Cu(OH)2 + 2 H3PO4 = Cu3(PO4)2 + 6 H2O
Cae3 = Cae2 =>
2 Cae3 = 3 Cae2
K2Cr2O7 + K2S + H2O = K3[Cr(OH)6] + KOH + S =>
K2Cr2O7 + 3 K2S + 7 H2O = 2 K3[Cr(OH)6] + 2 KOH + 3 S
CaCl2 + HgNO3 = Ca(NO3)2 + HgCl =>
CaCl2 + 2 HgNO3 = Ca(NO3)2 + 2 HgCl
BO2 + H2O = BH4 + O2 =>
BO2 + 2 H2O = BH4 + 2 O2
NaCN = Na{+} + CN{-} =>
NaCN = Na{+} + CN{-}
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
H2O + Cr2O7{-2} + H2SO3 = Cr{-3} + HSO4{-} + H{+} =>
2 H2O + Cr2O7{-2} + 9 H2SO3 = 2 Cr{-3} + 9 HSO4{-} + 13 H{+}
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CrO + SO3 = CrO3 + SO2 =>
CrO + 2 SO3 = CrO3 + 2 SO2
KIO4 + KI + HCI = KCI + H2O + I2 =>
KIO4 + 7 KI + 8 HCI = 8 KCI + 4 H2O + 4 I2
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
()KClO4 = ()KCl + ()O2 =>
()KClO4 = ()KCl + 2()O2
Al2(SO4)3 + BaSO4 = Ba(SO4)3 + Al2SO4 =>
Al2(SO4)3 + BaSO4 = Ba(SO4)3 + Al2SO4
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