| Équations équilibrées la veille |
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + KCl + 4 H2O
HCl + KIO = HClKIO =>
HCl + KIO = HClKIO
Mg(s) + Ag(NO3)2(aq) = Mg(NO3)2(aq) + Ag(s) =>
Mg(s) + Ag(NO3)2(aq) = Mg(NO3)2(aq) + Ag(s)
FeCO3 = CO2 + FeO =>
FeCO3 = CO2 + FeO
K2CO3 + HOH = KHCO3 + KOH =>
K2CO3 + HOH = KHCO3 + KOH
LiH + HCl = LiCl + H =>
LiH + HCl = LiCl + 2 H
Fe(OH)2 + K2CO3 = FeCO3 + KOH =>
Fe(OH)2 + K2CO3 = FeCO3 + 2 KOH
(NH4)2SO4(aq) + Na2CrO4(aq) = (NH4)2CrO4 + Na2SO4 =>
(NH4)2SO4(aq) + Na2CrO4(aq) = (NH4)2CrO4 + Na2SO4
Fe + Mg(C2H3O2)2 = Fe(C2H3O2)2 + Mg =>
Fe + Mg(C2H3O2)2 = Fe(C2H3O2)2 + Mg
NH4NO3 + Fe(NO3)3 + H2O = Fe + HNO3 =>
3 NH4NO3 + 8 Fe(NO3)3 + 9 H2O = 8 Fe + 30 HNO3
*H2S + H3AsO4 = As2S3 + S + H2O =>
5*H2S + 2 H3AsO4 = As2S3 + 2 S + 8 H2O
CsClO3 = CsCl + O2 =>
2 CsClO3 = 2 CsCl + 3 O2
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 4 H2O
ZnO + KOH + H2O = K2[Zn(OH)4] =>
ZnO + 2 KOH + H2O = K2[Zn(OH)4]
NaO + HNO3 = NaNO3 + OH =>
NaO + HNO3 = NaNO3 + OH
Ni(OH)2(S) = NiO(S) + H2O(l) =>
Ni(OH)2(S) = NiO(S) + H2O(l)
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq) =>
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
Si + HNO3 + H2O = H2SiO3 + NO =>
3 Si + 4 HNO3 + H2O = 3 H2SiO3 + 4 NO
H3PO4(l) = P4O10(s) + H2O(l) =>
4 H3PO4(l) = P4O10(s) + 6 H2O(l)
C + H2 = CH4 =>
C + 2 H2 = CH4
Na2C2O4 + Ca(NO3)2 = CaC2O4 + NaNO3 =>
Na2C2O4 + Ca(NO3)2 = CaC2O4 + 2 NaNO3
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
K3Po4 + BaCl2 = Ba3(Po4)2 + KCl =>
2 K3Po4 + 3 BaCl2 = Ba3(Po4)2 + 6 KCl
FeBr3 + K3PO4 = FePO4 + KBr =>
FeBr3 + K3PO4 = FePO4 + 3 KBr
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CH3CH2OH + O2 = CH3COOH + H2O =>
CH3CH2OH + O2 = CH3COOH + H2O
C15H31OH + O2 = CO + H2O =>
C15H31OH + 15 O2 = 15 CO + 16 H2O
AgNO3 + [Co(NH3)5Cl]Cl2 = AgCl + [Co(NH3)5NO3]Cl2 =>
AgNO3 + [Co(NH3)5Cl]Cl2 = AgCl + [Co(NH3)5NO3]Cl2
H2SO4 + KI = H2S + K2SO4 + I2 + H2O =>
5 H2SO4 + 8 KI = H2S + 4 K2SO4 + 4 I2 + 4 H2O
Ag(NO)3 + NaBH4 = AgBH4 + Na(NO)3 =>
Ag(NO)3 + NaBH4 = AgBH4 + Na(NO)3
Cr(OH)3 + Zn{2+} + OH{-} = CrO4{2-} + Zn + H2O =>
2 Cr(OH)3 + 3 Zn{2+} + 10 OH{-} = 2 CrO4{2-} + 3 Zn + 8 H2O
Mg + Ni2SO4 = Ni + MgSO4 =>
Mg + Ni2SO4 = 2 Ni + MgSO4
CH3CH(OH)CH3 + Cr2O7{2-} + H{+} = CH3CHOCH3 + Cr{3+} + H2O =>
6 CH3CH(OH)CH3 + Cr2O7{2-} + 8 H{+} = 6 CH3CHOCH3 + 2 Cr{3+} + 7 H2O
NH2OH + OH = N2O + H2O =>
2 NH2OH + 4 OH = N2O + 5 H2O
AlCl3 + KPO4 = Al(PO4)3 + KCl =>
AlCl3 + 3 KPO4 = Al(PO4)3 + 3 KCl
BaCl2 + AgNO3 = AgCl + Ba(NO3)2 =>
BaCl2 + 2 AgNO3 = 2 AgCl + Ba(NO3)2
Al(NO3)3 + KOH = Al2O3 + KNO3 + H2O =>
2 Al(NO3)3 + 6 KOH = Al2O3 + 6 KNO3 + 3 H2O
K2Cr2O7 + Na2C2O4 + H2SO4 = CO2 + Cr2(SO4)3 + H2O + K2SO4 + Na2SO4 =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = 6 CO2 + Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Na2SO4
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
BrCl2 + H2SO4 = BrSO4 + HCl =>
BrCl2 + H2SO4 = BrSO4 + 2 HCl
sodiumphosphate + magnesiumbromide = sodiumbromide + magnesiumphosphate =>
2 Na3PO4 + 3 MgBr2 = 6 NaBr + Mg3(PO4)2
Al + NO3{-} + H2O = Al(OH)4{-} + NH3 + H{+} =>
8 Al + 3 NO3{-} + 23 H2O = 8 Al(OH)4{-} + 3 NH3 + 5 H{+}
HNO3 + Na2SO4 = NaNO3 + H2SO4 =>
2 HNO3 + Na2SO4 = 2 NaNO3 + H2SO4
Fe + H2S = Fe2S3 + H2 =>
2 Fe + 3 H2S = Fe2S3 + 3 H2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
BaCO3 + NH4Cl + CH3COOH = BaCl2 + CH3COONH4 + CO2 + H2O =>
BaCO3 + 2 NH4Cl + 2 CH3COOH = BaCl2 + 2 CH3COONH4 + CO2 + H2O
N2O3 + NaOH = NaNO2 + H2O =>
N2O3 + 2 NaOH = 2 NaNO2 + H2O
K2CO3 + CH3CO2H = KCH3CO2 + CO2 + H2O =>
K2CO3 + 2 CH3CO2H = 2 KCH3CO2 + CO2 + H2O
Ag3AsO4 + Zn + H2SO4 = As3H3 + Ag + ZnSO4 + H2O =>
6 Ag3AsO4 + 27 Zn + 27 H2SO4 = 2 As3H3 + 18 Ag + 27 ZnSO4 + 24 H2O
BaCO3 + NH4Cl + CH3COOH = BaCl2 + CH3COONH4 + CO2 + H2O =>
BaCO3 + 2 NH4Cl + 2 CH3COOH = BaCl2 + 2 CH3COONH4 + CO2 + H2O
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