| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaC2O4 + 2 HCl = CaCl2 + H2C2O4
C5H4N4O3 + NaHCO3 = C5H3N4O3Na + CO2 + H2O =>
C5H4N4O3 + NaHCO3 = C5H3N4O3Na + CO2 + H2O
HOCH2COOH + O2 = CO2 + H2O =>
2 HOCH2COOH + 3 O2 = 4 CO2 + 4 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
C3H7OH + Cr2O72{-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
427 C3H7OH + 6 Cr2O72{-} + 10 H{+} = 4 Cr3{+} + 427 CH3COCH3 + 432 H2O
Fe(OH)2 + HBr = FeOHBr + H2O =>
Fe(OH)2 + HBr = FeOHBr + H2O
ZnO + Na2O = Na2ZnO2 =>
ZnO + Na2O = Na2ZnO2
H2SO4*H2O + NO3 = HNO3 + S + O =>
H2SO4*H2O + 4 NO3 = 4 HNO3 + S + 5 O
S + Sn = SnS =>
S + Sn = SnS
CaCO3 + HC2H5CO2 = Ca(C2H5CO2)2 + H2O + CO2 =>
CaCO3 + 2 HC2H5CO2 = Ca(C2H5CO2)2 + H2O + CO2
Na2Cr2O7 + CrCl3 = Cr2(Cr2O7)3 + NaCl =>
3 Na2Cr2O7 + 2 CrCl3 = Cr2(Cr2O7)3 + 6 NaCl
MgSO4*H2O + CaCl2 = MgCl2 + CaSO4 + H2O =>
MgSO4*H2O + CaCl2 = MgCl2 + CaSO4 + H2O
(NH4)2SO4 + LiOH = NH4 + LiSO4OH =>
(NH4)2SO4 + LiOH = 2 NH4 + LiSO4OH
Ti + NaBiO3 + H2O = TiO(OH)2 + Bi(OH)3 + NaOH =>
Ti + 2 NaBiO3 + 5 H2O = TiO(OH)2 + 2 Bi(OH)3 + 2 NaOH
B4 = B =>
B4 = 4 B
ClNO2 + H2O = HNO3 + HCl =>
ClNO2 + H2O = HNO3 + HCl
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2O2 + PbSO4 = PbO2 + H2SO4 =>
H2O2 + PbSO4 = PbO2 + H2SO4
Al(OH)3(s) + NaOH(aq) = Na[Al(OH)4](aq) =>
Al(OH)3(s) + NaOH(aq) = Na[Al(OH)4](aq)
Mg(OH)2(aq) + HCl = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl = MgCl2(aq) + 2 H2O(l)
CaSO3 = CaO + SO2 =>
CaSO3 = CaO + SO2
ZnCl + CuCl2 = ZnCl2 + Cu =>
2 ZnCl + CuCl2 = 2 ZnCl2 + Cu
Zn(s) + H2SO4(aq) = ZnSO4(aq) + H2(g) =>
Zn(s) + H2SO4(aq) = ZnSO4(aq) + H2(g)
FeS(s) + O2(s) = Fe2O3(s) + SO2(g) =>
4 FeS(s) + 7 O2(s) = 2 Fe2O3(s) + 4 SO2(g)
H2SO4 + Mg(C2H3O2)2 = H2(C2H3O2)2 + MgSO4 =>
H2SO4 + Mg(C2H3O2)2 = H2(C2H3O2)2 + MgSO4
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Al2O3 + Ca(OH)2 = Al(OH)3 + CaO =>
Al2O3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaO
CH2CHCH2CH2CH3 + KMnO4 + H2O = CH3CH2COOH + MnO2 + KOH =>
9 CH2CHCH2CH2CH3 + 20 KMnO4 + 10 H2O = 15 CH3CH2COOH + 20 MnO2 + 20 KOH
MgH2 + HCl = MgCl + H =>
MgH2 + HCl = MgCl + 3 H
HNa3 + Fe(OH)2 = Fe(Na3)2 + H2O =>
2 HNa3 + Fe(OH)2 = Fe(Na3)2 + 2 H2O
CuCl2 + HCl = [CuCl4]{2-} + H{+} =>
CuCl2 + 2 HCl = [CuCl4]{2-} + 2 H{+}
Al2(SO4)3 + KOH = K[Al(OH)4] + K2SO4 =>
Al2(SO4)3 + 8 KOH = 2 K[Al(OH)4] + 3 K2SO4
H2 + MnO2 = MnO + H2O =>
H2 + MnO2 = MnO + H2O
Fe(OH)3 + (NH4)2S = Fe2S3 + NH4OH =>
2 Fe(OH)3 + 3(NH4)2S = Fe2S3 + 6 NH4OH
Cu(NO3)2 + (NH4)2SO4 = CuSO4 + NH4(NO3) =>
Cu(NO3)2 + (NH4)2SO4 = CuSO4 + 2 NH4(NO3)
BaCl2 + K2Cr2O7 = KCl + BaCr2O7 =>
BaCl2 + K2Cr2O7 = 2 KCl + BaCr2O7
SO2 + KMnO4 + H2O = MnSO4 + K2SO4 + H2OSO4 =>
4 SO2 + 2 KMnO4 + H2O = 2 MnSO4 + K2SO4 + H2OSO4
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
NaCO3 + NH4OH = CO3NH4 + NaOH =>
NaCO3 + NH4OH = CO3NH4 + NaOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
XBaCl2 + H2SO4 = XBaSO4 + HCl =>
XBaCl2 + H2SO4 = XBaSO4 + 2 HCl
FeSO4 + Al = AlSO4 + Fe =>
FeSO4 + Al = AlSO4 + Fe
K2O + P2O5 = K3PO4 =>
3 K2O + P2O5 = 2 K3PO4
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
CH3COOH + Br2 = CH3COOBr + HBr =>
CH3COOH + Br2 = CH3COOBr + HBr
LiBr(aq) + Cl2(g) = LiCl(aq) + Br2(l) =>
2 LiBr(aq) + Cl2(g) = 2 LiCl(aq) + Br2(l)
Li + HCl = LiCl + H =>
Li + HCl = LiCl + H
Ni(CH3COO)2 + NaOH = Ni(OH)2 + Na(CH3COO) =>
Ni(CH3COO)2 + 2 NaOH = Ni(OH)2 + 2 Na(CH3COO)
*2Ni + CO = *2Ni(CO)4 =>
*2Ni + 8 CO = *2Ni(CO)4
H2S + CaO = CaS + H2O =>
H2S + CaO = CaS + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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