| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(HCO3)2 + Ca(OH)2 = 2 Ca(CO3) + 2 H2O
Al2(s) + H2SO4 = Al2(SO4)3 + H2 =>
Al2(s) + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe2 + NaClO = Fe2O3 + NaCl =>
Fe2 + 3 NaClO = Fe2O3 + 3 NaCl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Na2SO3 + CaBr2 = NaBr + CaSO3 =>
Na2SO3 + CaBr2 = 2 NaBr + CaSO3
Cu0 + HNO3 = CuNO3 + NO + H2O =>
3 Cu0 + 4 HNO3 = 3 CuNO3 + NO + 2 H2O
Si(s) + HF(aw) = SiF4(g) + H2(g) =>
Si(s) + 4 HF(aw) = SiF4(g) + 2 H2(g)
HNO3 + NH3 = HN3 + H2O =>
HNO3 + 2 NH3 = HN3 + 3 H2O
K2 + CO3 = K2CO3 =>
K2 + CO3 = K2CO3
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
MgCO3*Mg(OH)2*3H2O + HNO3 = CO2 + Mg(NO3)2 + H2O =>
MgCO3*Mg(OH)2*3H2O + 4 HNO3 = CO2 + 2 Mg(NO3)2 + 6 H2O
C25H30N3Cl + OH = C25H31ON3Cl =>
C25H30N3Cl + OH = C25H31ON3Cl
Se2O3 + Cl2 + S2Cl2 = SeCl3 + SOCl2 =>
2 Se2O3 + 9 Cl2 + 3 S2Cl2 = 4 SeCl3 + 6 SOCl2
H2SO3 + Na2CO3 = Na2SO3 + CO2 + H2O =>
H2SO3 + Na2CO3 = Na2SO3 + CO2 + H2O
C8H18 = C4H10 + C4H8 =>
C8H18 = C4H10 + C4H8
CuO + CH4 = Cu + H2O + CH3CHO =>
3 CuO + 2 CH4 = 3 Cu + 2 H2O + CH3CHO
NaClO3 + BeF = NaF + BeClO3 =>
NaClO3 + BeF = NaF + BeClO3
CH3CH2NH3Cl + HNO3 = CH3CH2NH3NO3 + HCl =>
CH3CH2NH3Cl + HNO3 = CH3CH2NH3NO3 + HCl
Pb3O4 + Pb + H2SO4 = PbSO4 + H2O =>
Pb3O4 + Pb + 4 H2SO4 = 4 PbSO4 + 4 H2O
Ca(s) + S8(S) = CaS(s) =>
9 Ca(s) + S8(S) = 9 CaS(s)
MnI2(s) = Mn(s) + I2(s) =>
MnI2(s) = Mn(s) + I2(s)
NH4NO3 + O2 = NH4O2 + NO3 =>
NH4NO3 + O2 = NH4O2 + NO3
Pb + Cu{+2} = Pb{+2} + Cu =>
Pb + Cu{+2} = Pb{+2} + Cu
Fe2S3 + H2SO4 = FeSO4 + H2O + SO =>
2 Fe2S3 + 9 H2SO4 = 4 FeSO4 + 9 H2O + 11 SO
BiOHSO4 + HCl = BiCl3 + H2SO4 + H2O =>
BiOHSO4 + 3 HCl = BiCl3 + H2SO4 + H2O
I2O5 + H2O = H5IO6 + I2 =>
7 I2O5 + 25 H2O = 10 H5IO6 + 2 I2
CaCO3 + HCl = Ca + H2O + Cl2 + CO2 =>
CaCO3 + 2 HCl = Ca + H2O + Cl2 + CO2
C5H8O2 + H2O = CO2 + CH4 =>
C5H8O2 + 2 H2O = 2 CO2 + 3 CH4
Cl + H2O = ClO2 + H2 =>
Cl + 2 H2O = ClO2 + 2 H2
C + H2 + Hg = C2H5Hg =>
4 C + 5 H2 + 2 Hg = 2 C2H5Hg
SeS2 + HNO3 + H2O = H2SeO3 + H2SO4 + HNO2 =>
SeS2 + 8 HNO3 + 3 H2O = H2SeO3 + 2 H2SO4 + 8 HNO2
Al + KF + KNO2 + H2O = N2 + [Al(F)6] + KOH =>
Al + 6 KF + 2 KNO2 + 4 H2O = N2 + [Al(F)6] + 8 KOH
H4Si + O = SiO2 + H2O =>
H4Si + 4 O = SiO2 + 2 H2O
XNaNO3 = XNaNO2 + O2 =>
2 XNaNO3 = 2 XNaNO2 + O2
CuSO4 + Na3PO4 = Cu3PO4 + NaSO4 =>
3 CuSO4 + Na3PO4 = Cu3PO4 + 3 NaSO4
H2PbO3 + Ni(OH)2 = Ni2(PbO3)2 + H2O =>
2 H2PbO3 + 2 Ni(OH)2 = Ni2(PbO3)2 + 4 H2O
KBr + NaI = KI + NaBr =>
KBr + NaI = KI + NaBr
Al2SO4 + Mg(NO3)2 = Al2(SO4)Mg(NO3)2 =>
Al2SO4 + Mg(NO3)2 = Al2(SO4)Mg(NO3)2
Ba(OH)2 + K3PO3 = Ba3(PO3)2 + KOH =>
3 Ba(OH)2 + 2 K3PO3 = Ba3(PO3)2 + 6 KOH
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe(SO4)3 + MnSO4 + HNO4 + CO2 + H2O =>
5 K4Fe(CN)6 + 76 KMnO4 + 187 H2SO4 = 96 KHSO4 + 5 Fe(SO4)3 + 76 MnSO4 + 30 HNO4 + 30 CO2 + 124 H2O
AgNO3(aq) + KCl(aq) = AgCl + NO3K =>
AgNO3(aq) + KCl(aq) = AgCl + NO3K
NO2{-} + MnO4{-} + OH{-} = MnO4{2-} + NO3{-} + H{+} =>
NO2{-} + 2 MnO4{-} + OH{-} = 2 MnO4{2-} + NO3{-} + H{+}
K2C2O4 + Cu2S2 = K2S + Cu2(C2O4)2 =>
2 K2C2O4 + Cu2S2 = 2 K2S + Cu2(C2O4)2
Na2Co3 + FeCl3 = Fe2(Co3)3 + NaCl =>
3 Na2Co3 + 2 FeCl3 = Fe2(Co3)3 + 6 NaCl
CH3CH2Br + Li = CH3CH2Li + LiBr =>
CH3CH2Br + 2 Li = CH3CH2Li + LiBr
KOH + TlCl3 = KCl + Tl(OH)3 =>
3 KOH + TlCl3 = 3 KCl + Tl(OH)3
PbCl2 + KI = Pb + KICl =>
PbCl2 + 2 KI = Pb + 2 KICl
Na2SO4 + H3P = Na3P + H2SO4 =>
3 Na2SO4 + 2 H3P = 2 Na3P + 3 H2SO4
CUSO4*5H2O + Zn = ZnSO4 + H2O + CU =>
CUSO4*5H2O + Zn = ZnSO4 + 5 H2O + CU
MnSO4 + H2O2 + NH4OH = MnO2 + (NH4)2SO4 + H2O =>
MnSO4 + H2O2 + 2 NH4OH = MnO2 + (NH4)2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/22/24
Équations équilibrées sur04/21/23
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