| Équations équilibrées la veille | Équations équilibrées le lendemain |
(BaOH)2 + 2 H2O = (BaOH2)2 + 2 OH
KI + H2SO4 = K2SO4 + H2O + S02 + I2 =>
12 KI + 8 H2SO4 = 6 K2SO4 + 8 H2O + S02 + 6 I2
K2Cr2O7 + H2SO4 + C3H8O2 = C3H6O2 + K2SO4 + CrSO4 + H2O =>
K2Cr2O7 + 3 H2SO4 + 4 C3H8O2 = 4 C3H6O2 + K2SO4 + 2 CrSO4 + 7 H2O
Ca(ClO)2 + NaOH + Na2S2O3 = NaCl + CaSO4 + H2O =>
2 Ca(ClO)2 + 2 NaOH + Na2S2O3 = 4 NaCl + 2 CaSO4 + H2O
Li2CO3 + NiSO4 = Li2SO4 + NiCO3 =>
Li2CO3 + NiSO4 = Li2SO4 + NiCO3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
V + N2 = V3N2 =>
3 V + N2 = V3N2
Fe2O3(s) + C(s) = CO2(g) + Fe(s) =>
2 Fe2O3(s) + 3 C(s) = 3 CO2(g) + 4 Fe(s)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaBrO3 + Cr2O3 + H2O = Br2 + Na2Cr2O7 + H2Cr2O7 =>
6 NaBrO3 + 5 Cr2O3 + 2 H2O = 3 Br2 + 3 Na2Cr2O7 + 2 H2Cr2O7
PH4I + HNO3 = H3PO4 + NO2 + I2 + H2O =>
2 PH4I + 18 HNO3 = 2 H3PO4 + 18 NO2 + I2 + 10 H2O
FeCl3 + H2S + H2SO4 = FeSO4 + S + HCl =>
2 FeCl3 + H2S + 2 H2SO4 = 2 FeSO4 + S + 6 HCl
St(OH)3 + FeCl3 = St + Fe(OH)2 + Cl2 =>
4 St(OH)3 + 6 FeCl3 = 4 St + 6 Fe(OH)2 + 9 Cl2
Na2SO3 + H2SO4 + K2Cr2O7 + H2O = K2SO4 + Cr2(SO4)3 + NaOH =>
3 Na2SO3 + H2SO4 + K2Cr2O7 + 2 H2O = K2SO4 + Cr2(SO4)3 + 6 NaOH
H4C4O4 + NaOH = Na2C4H2O4 + H2O =>
H4C4O4 + 2 NaOH = Na2C4H2O4 + 2 H2O
C5H11 + OH = CO2 + H2 =>
2 C5H11 + 20 OH = 10 CO2 + 21 H2
CoCl2(H2O)6 + NH4Cl + H2O2 + NH3 = [Co(NH3)5(H2O2)]Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 3 H2O2 + 8 NH3 = 2[Co(NH3)5(H2O2)]Cl3 + 14 H2O
CrCl3(ac) + KClO3(ac) + KOH(ac) = K2CrO4(ac) + KCl(ac) + H2O(l) =>
2 CrCl3(ac) + KClO3(ac) + 10 KOH(ac) = 2 K2CrO4(ac) + 7 KCl(ac) + 5 H2O(l)
AgNO3 + H2O = AgNO3H2O =>
AgNO3 + H2O = AgNO3H2O
Pb(NO3)2 + NaOH = NaPb + OH(NO3)2 =>
Pb(NO3)2 + NaOH = NaPb + OH(NO3)2
Pb(CH3COO)2 + CuSO4 = Cu(CH3COO)2 + PbSO4 =>
Pb(CH3COO)2 + CuSO4 = Cu(CH3COO)2 + PbSO4
ClO4{-} + NH4{+} = Cl{-} + N2 + H{+} + H2O =>
3 ClO4{-} + 8 NH4{+} = 3 Cl{-} + 4 N2 + 8 H{+} + 12 H2O
Ca(COOH)2 = HCHO + CaCO3 =>
Ca(COOH)2 = HCHO + CaCO3
XBr + Mg = XMgBr =>
XBr + Mg = XMgBr
CaCO3 + CH3OOH = Ca(CH3OOH)2 + CO2 + H2O =>
2 CaCO3 + 5 CH3OOH = 2 Ca(CH3OOH)2 + 3 CO2 + 2 H2O
CH3CH2CHCH2 + HBr = CH3CHCH3 + Br =>
3 CH3CH2CHCH2 + 4 HBr = 4 CH3CHCH3 + 4 Br
VO2{+} + Co + H{+} = V3{+} + Co2{+} + H2O =>
3 VO2{+} + 28 Co + 12 H{+} = V3{+} + 14 Co2{+} + 6 H2O
SO2 + HNO6 + H2O = NO + H2SO4 =>
9 SO2 + 2 HNO6 + 8 H2O = 2 NO + 9 H2SO4
Cu + NiSeO4 = CuSeO4 + Ni =>
Cu + NiSeO4 = CuSeO4 + Ni
Cu(II)SO4H2O = Cu(II)SO4 + H2O =>
Cu(II)SO4H2O = Cu(II)SO4 + H2O
NaNO3 + MgF2 = Mg(NO3)2 + NaF =>
2 NaNO3 + MgF2 = Mg(NO3)2 + 2 NaF
H2SiO2 + Al(NO2)3 = Al2(SiO2)3 + HNO2 =>
3 H2SiO2 + 2 Al(NO2)3 = Al2(SiO2)3 + 6 HNO2
SH2 = H2 + S2 =>
2 SH2 = 2 H2 + S2
S02 + O2 + H2O = H2SO4 =>
S02 + 3 O2 + 2 H2O = 2 H2SO4
Cu(OH)2(CO3)2 + H = Cu + H2O + HCO3 =>
Cu(OH)2(CO3)2 + 4 H = Cu + 2 H2O + 2 HCO3
CH3CH2CH2COOH + NH3 = CH3CH2CH2CONH2 + H2O =>
CH3CH2CH2COOH + NH3 = CH3CH2CH2CONH2 + H2O
SB + I = SBI3 =>
SB + 3 I = SBI3
CH3COOH + Al(OH)3 = CH3COOOH + AlH3 =>
3 CH3COOH + Al(OH)3 = 3 CH3COOOH + AlH3
HI + Na2SO3 = NaI + H2O + SO2 =>
2 HI + Na2SO3 = 2 NaI + H2O + SO2
K[Al(OH)4] + SO2 = Al(OH)3 + KHSO3 =>
K[Al(OH)4] + SO2 = Al(OH)3 + KHSO3
RbOH + H2SO4 = H2O + Rb2SO4 =>
2 RbOH + H2SO4 = 2 H2O + Rb2SO4
Pb + HNO3 = H2O + Pb(NO3)2 + NH4NO3 =>
4 Pb + 10 HNO3 = 3 H2O + 4 Pb(NO3)2 + NH4NO3
CuSO4 + KCl = K2SO4 + CuCl2 =>
CuSO4 + 2 KCl = K2SO4 + CuCl2
V{2+} + O2 = VO{2+} =>
2 V{2+} + O2 = 2 VO{2+}
H2S + NaOCl = NaCl + H2O + S =>
H2S + NaOCl = NaCl + H2O + S
Cl2O + NaOH = NaClO + H2O =>
Cl2O + 2 NaOH = 2 NaClO + H2O
CaCl2 + Al(OH)3 = Ca(OH)2 + AlCl3 =>
3 CaCl2 + 2 Al(OH)3 = 3 Ca(OH)2 + 2 AlCl3
SiO2 + H2SO4 = H2SiO4 + SO2 =>
SiO2 + H2SO4 = H2SiO4 + SO2
O4 = O3 =>
3 O4 = 4 O3
H2BeO2 + NaOH = Na2BeO2 + H2O =>
H2BeO2 + 2 NaOH = Na2BeO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/19/24
Équations équilibrées sur12/19/23
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