| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg(s) + 2 AlCl3 = 2 Al(s) + 3 MgCl2
KCr(SO4)2 + NaOH = Cr(OH)3 + KNaSO4 + Na2SO4 =>
KCr(SO4)2 + 3 NaOH = Cr(OH)3 + KNaSO4 + Na2SO4
Ca(OH)2 + Na2SO4 = CaSO4 + NaOH =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 NaOH
AgNO3 + HNO3 = Ag(NO3)3 + H2 =>
AgNO3 + 2 HNO3 = Ag(NO3)3 + H2
Sn + H2SO4 = SnSO4 + SO2 + H2O =>
Sn + 2 H2SO4 = SnSO4 + SO2 + 2 H2O
LiOH(aq) + HNO3(aq) = LiNO3(aq) + H2O(l) =>
LiOH(aq) + HNO3(aq) = LiNO3(aq) + H2O(l)
Ca(OH)2 + H2CrO4 = HOH + CaCrO4 =>
Ca(OH)2 + H2CrO4 = 2 HOH + CaCrO4
N2O4 + Ca(OH)2 = Ca(NO3)2 + NO + H2O =>
3 N2O4 + 2 Ca(OH)2 = 2 Ca(NO3)2 + 2 NO + 2 H2O
CrO3 + Cl{-} + H{+} = Cl2 + H2O + Cr{3+} =>
2 CrO3 + 6 Cl{-} + 12 H{+} = 3 Cl2 + 6 H2O + 2 Cr{3+}
Pb(NO3)2 + Na2S = PbS + Na(NO3) =>
Pb(NO3)2 + Na2S = PbS + 2 Na(NO3)
Sn(ClO3)2 = SnCl2 + O2 =>
Sn(ClO3)2 = SnCl2 + 3 O2
HCI(aq) + NaOH(aq) = NaCI + H2O =>
HCI(aq) + NaOH(aq) = NaCI + H2O
C7H5N3O6(s) = CO2(g) + N2(g) + H2O(g) + C(s) =>
4 C7H5N3O6(s) = 7 CO2(g) + 6 N2(g) + 10 H2O(g) + 21 C(s)
CuBr2 + H2SO4 = CuSO4 + HBr =>
CuBr2 + H2SO4 = CuSO4 + 2 HBr
FeS2 + H2O + O2 = Fe2(SO4)3 + H2SO4 =>
4 FeS2 + 2 H2O + 15 O2 = 2 Fe2(SO4)3 + 2 H2SO4
Na + LiCl = Li + NaCl =>
Na + LiCl = Li + NaCl
Cr2O3 + Na2O + O2 = Na2CrO4 =>
2 Cr2O3 + 4 Na2O + 3 O2 = 4 Na2CrO4
C6H8O7 + KOH = C6H5O7K3 + H2O =>
C6H8O7 + 3 KOH = C6H5O7K3 + 3 H2O
CH3CH2CH2CH3 + Br2 = CH3CH2CBr2CH3 + HBr =>
CH3CH2CH2CH3 + 2 Br2 = CH3CH2CBr2CH3 + 2 HBr
CrO3 + HNO3 = Cr(NO3)3 + O2 + H2O =>
4 CrO3 + 12 HNO3 = 4 Cr(NO3)3 + 3 O2 + 6 H2O
C6H8O6 = CO2 + H2O + C5H4O2 =>
C6H8O6 = CO2 + 2 H2O + C5H4O2
HCOONa + H2SO4 = CO + H2O + Na2SO4 =>
2 HCOONa + H2SO4 = 2 CO + 2 H2O + Na2SO4
C6H14 + H2SO4 = C6 + H2O + S =>
3 C6H14 + 7 H2SO4 = 3 C6 + 28 H2O + 7 S
Al + PdO2 = Al2O3 + Pd =>
4 Al + 3 PdO2 = 2 Al2O3 + 3 Pd
NaClAgNO3 = NaNO3AgCl =>
NaClAgNO3 = NaNO3AgCl
FeSO4 + NO = Fe(NO)SO4 =>
FeSO4 + NO = Fe(NO)SO4
Na + HCI = H2 + NaCI =>
2 Na + 2 HCI = H2 + 2 NaCI
NH4ReO4 + H2 = Re + N2 + H2O =>
2 NH4ReO4 + 4 H2 = 2 Re + N2 + 8 H2O
C2H5OH(aq) + K2Cr2O7(aq) + HCl(aq) = CH3COOH(aq) + CrCl3(aq) + KCl(aq) + H2O(l) =>
3 C2H5OH(aq) + 2 K2Cr2O7(aq) + 16 HCl(aq) = 3 CH3COOH(aq) + 4 CrCl3(aq) + 4 KCl(aq) + 11 H2O(l)
N + O = N2O3 =>
2 N + 3 O = N2O3
KMnO4 + H2C3O4 + H2SO4 = K2SO4 + MnSO4 + H2O + CO2 =>
6 KMnO4 + 5 H2C3O4 + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 14 H2O + 15 CO2
HBrO3 + H2S = S + Br + H2O =>
2 HBrO3 + 5 H2S = 5 S + 2 Br + 6 H2O
H2SO4(aq) + LiOH(aq) = H2O(l) + LiHSO4(aq) =>
H2SO4(aq) + LiOH(aq) = H2O(l) + LiHSO4(aq)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Re2S7 + HNO3 = HReO4 + NO2 + H2SO4 + H2O =>
Re2S7 + 56 HNO3 = 2 HReO4 + 56 NO2 + 7 H2SO4 + 20 H2O
Zn + HCe = ZnCe2 + H =>
Zn + 2 HCe = ZnCe2 + 2 H
Zn(s) + AgNO3(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(s) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag(s)
CO2(g) + H2O(g) = C6H12O6(aq) + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6(aq) + 6 O2(g)
HCN + Cu(OH)2 = Cu(CN)2 + H2O =>
2 HCN + Cu(OH)2 = Cu(CN)2 + 2 H2O
NH3 + O3 = NO + H2O =>
6 NH3 + 5 O3 = 6 NO + 9 H2O
Mn(OH)2 + HCl = MnCl2 + H2O =>
Mn(OH)2 + 2 HCl = MnCl2 + 2 H2O
VCl2 + H2O = V(OH)2 + HCl =>
VCl2 + 2 H2O = V(OH)2 + 2 HCl
HCOOK + H2SO4 = K2SO4 + H2O + CO =>
2 HCOOK + H2SO4 = K2SO4 + 2 H2O + 2 CO
Hg + HCl = HgCl2 + H2 =>
Hg + 2 HCl = HgCl2 + H2
Cr2O3 + C = Cr + CO =>
Cr2O3 + 3 C = 2 Cr + 3 CO
K2Cr2O7 + H2S = Cr(OH)3 + S + K2S + H2O =>
K2Cr2O7 + 4 H2S = 2 Cr(OH)3 + 3 S + K2S + H2O
CuI + O2 = CuO + I2 =>
2 CuI + O2 = 2 CuO + I2
CCl4 + HCl = C2H6 + Cl2 =>
2 CCl4 + 6 HCl = C2H6 + 7 Cl2
MgBr2 + KCl2 = MgCl2 + KBr2 =>
MgBr2 + KCl2 = MgCl2 + KBr2
C13H18O2 + O2 = CO2 + H2O =>
2 C13H18O2 + 33 O2 = 26 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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