| Équations équilibrées la veille |
5 S + 6 KClO3 + 2 H2O = 3 K2SO4 + 6 Cl + 2 H2SO4
Cr + Al2O3 = Cr2O3 + Al =>
2 Cr + Al2O3 = Cr2O3 + 2 Al
CH3COONa + H3PO4 = CH3COOH + NaH2PO4 =>
CH3COONa + H3PO4 = CH3COOH + NaH2PO4
Na2(SO4) + C = Na2S + CO =>
Na2(SO4) + 4 C = Na2S + 4 CO
Zn(ClO3)2 + H2S = ZnS + HClO3 =>
Zn(ClO3)2 + H2S = ZnS + 2 HClO3
Ni(NO3)2(ac) + NaOH(ac) = Ni(OH)2(s) + NaNO3 =>
Ni(NO3)2(ac) + 2 NaOH(ac) = Ni(OH)2(s) + 2 NaNO3
Sr(CO3)2 = SrO2 + CO2 =>
Sr(CO3)2 = SrO2 + 2 CO2
Cr(NO3)3 + NH4(OH) = Cr(OH)3 + NH4(NO3) =>
Cr(NO3)3 + 3 NH4(OH) = Cr(OH)3 + 3 NH4(NO3)
Si2Cl6 + O2 = SiO2 + Cl2 =>
Si2Cl6 + 2 O2 = 2 SiO2 + 3 Cl2
MgS(s) = Mg(s) + S(s) =>
MgS(s) = Mg(s) + S(s)
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
HCl + O4 = HClO4 =>
HCl + O4 = HClO4
Na2SO3 + HCl = NaCl(aq) + H2SO3(aq) =>
Na2SO3 + 2 HCl = 2 NaCl(aq) + H2SO3(aq)
N2O5 + Cu(OH)2 = Cu(NO3)2 + H2O =>
N2O5 + Cu(OH)2 = Cu(NO3)2 + H2O
Fe + H2(SO4) = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2(SO4) = Fe2(SO4)3 + 3 H2
CH4 + Cl{-}Cl = CCl4 + H{-}H =>
CH4 + 4 Cl{-}Cl = CCl4 + 4 H{-}H
H + Si = H4Si =>
4 H + Si = H4Si
Pb(C2H3O2)2 + Li2S = PbS + LiC2H3O2 =>
Pb(C2H3O2)2 + Li2S = PbS + 2 LiC2H3O2
C6H12 + HCl = C6H13Cl =>
C6H12 + HCl = C6H13Cl
Sc + S = ScS =>
Sc + S = ScS
HgNO3 + KBr = Hg2Br2 + KNO3 =>
2 HgNO3 + 2 KBr = Hg2Br2 + 2 KNO3
SH + O2 = S + H2O =>
4 SH + O2 = 4 S + 2 H2O
Cs2S + HCl = H2S + CsCl =>
Cs2S + 2 HCl = H2S + 2 CsCl
Ba3(PO4)2 + K2(SO4) = Ba(SO4) + K3(PO4) =>
Ba3(PO4)2 + 3 K2(SO4) = 3 Ba(SO4) + 2 K3(PO4)
Al2(SO3)3 + BaCl2 = AlCl3 + BaSO3 =>
Al2(SO3)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO3
HI3 = H2 + I2 =>
2 HI3 = H2 + 3 I2
NH3(aq) + H2SO4(aq) = (NH4)2SO4 =>
2 NH3(aq) + H2SO4(aq) = (NH4)2SO4
ZnBr2 + F2 = ZnF2 + Br2 =>
ZnBr2 + F2 = ZnF2 + Br2
B + Cr2O3 = B2O3 + Cr =>
2 B + Cr2O3 = B2O3 + 2 Cr
Mg(NO3)2 + K2 = Mg + KNO3 =>
Mg(NO3)2 + K2 = Mg + 2 KNO3
Ba(NO3)2 + CaSO4*2H2O = BaSO4 + Ca(NO3)2 + H2O =>
Ba(NO3)2 + CaSO4*2H2O = BaSO4 + Ca(NO3)2 + 2 H2O
Sb2S3(s) = Sb(s) + S(s) =>
Sb2S3(s) = 2 Sb(s) + 3 S(s)
Fe + H2(SO4) = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2(SO4) = Fe2(SO4)3 + 3 H2
NaCH3COO + Cu(NO3)2 = Cu(CH3COO)2 + Na(NO3) =>
2 NaCH3COO + Cu(NO3)2 = Cu(CH3COO)2 + 2 Na(NO3)
AgNO3 + HNO3 = Ag(NO3)2 + H2 =>
2 AgNO3 + 2 HNO3 = 2 Ag(NO3)2 + H2
Na2SO4 + CaCO3 + C = NaCO3 + CO2 + CaS =>
2 Na2SO4 + 2 CaCO3 + 3 C = 4 NaCO3 + CO2 + 2 CaS
H2CO3 + U(OH)6 = U2(CO3)6 + H2O =>
6 H2CO3 + 2 U(OH)6 = U2(CO3)6 + 12 H2O
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
NaOH + Na2HC6H5O7 = Na3C6H5O7 + H2O =>
NaOH + Na2HC6H5O7 = Na3C6H5O7 + H2O
H2S + NHO3 = H2SO4 + NO2 + H2O =>
H2S + 8 NHO3 = H2SO4 + 8 NO2 + 4 H2O
LiBr + CoSO4 = LiCo + BrSO4 =>
LiBr + CoSO4 = LiCo + BrSO4
H2S + Ni(NO3)2 = NiS + HNO3 =>
H2S + Ni(NO3)2 = NiS + 2 HNO3
K3PO4(ag) + MgCl2(ag) = Mg3(PO4)2(s) + KCl(ag) =>
2 K3PO4(ag) + 3 MgCl2(ag) = Mg3(PO4)2(s) + 6 KCl(ag)
Cu + HNO3(concentrated) = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3(concentrated) = Cu(NO3)2 + 2 H2O + 2 NO2
Al + CuSO3 = Al2(SO3)3 + Cu =>
2 Al + 3 CuSO3 = Al2(SO3)3 + 3 Cu
Cr + Fe(NO2)2 = Fe + Cr(NO2)4 =>
Cr + 2 Fe(NO2)2 = 2 Fe + Cr(NO2)4
C5H9Cl3 + O2 = CO2 + H2O + HCl =>
2 C5H9Cl3 + 13 O2 = 10 CO2 + 6 H2O + 6 HCl
Fe + CuSO4 = FeSO4 + Cu5 =>
5 Fe + 5 CuSO4 = 5 FeSO4 + Cu5
C2H5OH + H2SO4 = CH3CH2OSO3H + H2O =>
C2H5OH + H2SO4 = CH3CH2OSO3H + H2O
Mg3Si2O5(OH)4 + CO2 = MgCO3 + SiO2 + H2O =>
Mg3Si2O5(OH)4 + 3 CO2 = 3 MgCO3 + 2 SiO2 + 2 H2O
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Équations équilibrées sur10/30/24
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