| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(SO4)3 + 3 K2S + 6 H2O = 2 Fe(OH)3 + 3 K2SO4 + 3 H2S
Fe2(SO4)3 + NH4CNS = Fe(CNS)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH4CNS = 2 Fe(CNS)3 + 3(NH4)2SO4
HCl + HNO3 + CH3OH = NH4Cl + H2O + CO2 =>
3 HCl + 3 HNO3 + 4 CH3OH = 3 NH4Cl + 5 H2O + 4 CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Li(OH) + H3PO4 = Li3PO4 + H(OH) =>
3 Li(OH) + H3PO4 = Li3PO4 + 3 H(OH)
HSO3{-}(aq) + IO3{-}(aq) = SO4{2-}(aq) + I2(s) + H{+} + H2O(l) =>
5 HSO3{-}(aq) + 2 IO3{-}(aq) = 5 SO4{2-}(aq) + I2(s) + 3 H{+} + H2O(l)
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
CuCo3 + O2 = Cu2O + Co2 =>
4 CuCo3 + O2 = 2 Cu2O + 6 Co2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Sb + NaOH + H2O = Na2SbO3 + H2 =>
Sb + 2 NaOH + H2O = Na2SbO3 + 2 H2
FeCl3 + AgNO3 = AgFe + Cl3NO3 =>
FeCl3 + AgNO3 = AgFe + Cl3NO3
Pb(OH)2(s) = PbO(s) + H2O(l) =>
Pb(OH)2(s) = PbO(s) + H2O(l)
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
B2S3(s) + H2O = H3BO3 + H2S(g) =>
B2S3(s) + 6 H2O = 2 H3BO3 + 3 H2S(g)
HAOH + HBOH = HABOH + H2O =>
HAOH + HBOH = HABOH + H2O
CH3(OH)3 + O2 = CO2 + H2O =>
CH3(OH)3 + O2 = CO2 + 3 H2O
Al2(CO3)3 + H3PO4 = AlPO4 + CO2 + H2O =>
Al2(CO3)3 + 2 H3PO4 = 2 AlPO4 + 3 CO2 + 3 H2O
*MgCl2 + NaOH = Mg(OH)2 + NaCl =>
*MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
CH3COOH + KOH = K + CH3CO(OH)2 =>
CH3COOH + KOH = K + CH3CO(OH)2
KL + Br2 = KLBr =>
2 KL + Br2 = 2 KLBr
A1 + HC1 = A1C13 + H2 =>
2 A1 + 26 HC1 = 2 A1C13 + 13 H2
H2SO4(aq) + Mg(OH)2(s) = H2O + MgSO4 =>
H2SO4(aq) + Mg(OH)2(s) = 2 H2O + MgSO4
Mg + C3H7COOH = Mg(C3H7COO)2 + H2 =>
Mg + 2 C3H7COOH = Mg(C3H7COO)2 + H2
NaNo2 + HCl = NaCl + HNo2 =>
NaNo2 + HCl = NaCl + HNo2
Ba(OH)2 + H2S = HOH + BaS =>
Ba(OH)2 + H2S = 2 HOH + BaS
MgSO4KNO3 = MgNO3KSO4 =>
MgSO4KNO3 = MgNO3KSO4
Cu(s) + H2SO4(l) = CuSO4(aq) + H2O(l) + SO2(g) =>
Cu(s) + 2 H2SO4(l) = CuSO4(aq) + 2 H2O(l) + SO2(g)
(CH3)2NH2Cl + NaOH = (CH3)2NHCl + H2O + Na =>
(CH3)2NH2Cl + NaOH = (CH3)2NHCl + H2O + Na
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
C4H8O + CH3OH = C6H14O2 + H2O =>
C4H8O + 2 CH3OH = C6H14O2 + H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
BrO{-} + Fe{3+} + H2O{+) = BrO3{-}+Fe{2+}+H{+} =>
BrO{-} + 2 Fe{3+} + 2 H2O{+) = BrO3{-}+2Fe{2+}+4H{+}
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
ZnCO2 = Zn + CO2 =>
ZnCO2 = Zn + CO2
MgSO4 + Na2CO3 = MgCO3 + Na2SO4 =>
MgSO4 + Na2CO3 = MgCO3 + Na2SO4
CO3 + HOH = OH + HCO3 =>
CO3 + HOH = OH + HCO3
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
C + H + O2 = C6H12O6 =>
6 C + 12 H + 3 O2 = C6H12O6
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
((CH2)OH)2CHOH + O2 = CO2 + H2O =>
2((CH2)OH)2CHOH + 7 O2 = 6 CO2 + 8 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K3Po4 + CaCl2 = KCl + Ca3(Po4)2 =>
2 K3Po4 + 3 CaCl2 = 6 KCl + Ca3(Po4)2
Ag + H2O = Ag(OH) + H2 =>
2 Ag + 2 H2O = 2 Ag(OH) + H2
C2H6 + OH = CO2 + H2O =>
C2H6 + 14 OH = 2 CO2 + 10 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Cr(OH)3 + Ba(OH)2 = Ba3[Cr(OH)6]2 =>
2 Cr(OH)3 + 3 Ba(OH)2 = Ba3[Cr(OH)6]2
NH4Br(s) = N2(g) + H2(g) + Br2(g) =>
2 NH4Br(s) = N2(g) + 4 H2(g) + Br2(g)
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Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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