| Équations équilibrées la veille |
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
CuO + H2SO3 = CuSO4 + H2 =>
CuO + H2SO3 = CuSO4 + H2
CH3CH2CHO + NaHSO3 = CH3CH2CHONaHSO3 =>
CH3CH2CHO + NaHSO3 = CH3CH2CHONaHSO3
BCl3 + NH3 = B(NH2)3 + HCl =>
BCl3 + 3 NH3 = B(NH2)3 + 3 HCl
HgCl = Hg + HgCl2 =>
2 HgCl = Hg + HgCl2
Cr(NO3)3 + Na2SO4 = Cr2(SO4)3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2SO4 = Cr2(SO4)3 + 6 NaNO3
O2 + C6H8O6 = H2O + C6H6O6 =>
O2 + 2 C6H8O6 = 2 H2O + 2 C6H6O6
Hg + HCl = HgCl2 + H2 =>
Hg + 2 HCl = HgCl2 + H2
MgCl2 + Ag2CO3 = MgCO3 + AgCl =>
MgCl2 + Ag2CO3 = MgCO3 + 2 AgCl
H2SO4 + MgO = MgSO4 + H2O =>
H2SO4 + MgO = MgSO4 + H2O
HgCl = Hg + HgCl2 =>
2 HgCl = Hg + HgCl2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CH4 + CuCl = C + Cu + HCl =>
CH4 + 4 CuCl = C + 4 Cu + 4 HCl
Cu2O + SO2 = CuS + O2 =>
2 Cu2O + 4 SO2 = 4 CuS + 5 O2
H2SO4 + LiMnO4 = Li2SO4 + HMnO4 =>
H2SO4 + 2 LiMnO4 = Li2SO4 + 2 HMnO4
C2H2Br2 + O2 = CO2 + H2O + Br2 =>
2 C2H2Br2 + 5 O2 = 4 CO2 + 2 H2O + 2 Br2
(H2O2) + Br2 = H2O + (BrO2) =>
4(H2O2) + Br2 = 4 H2O + 2(BrO2)
HgCl = Hg + Cl =>
HgCl = Hg + Cl
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
SnCl4 + Ag2O = SnO2 + AgCl =>
SnCl4 + 2 Ag2O = SnO2 + 4 AgCl
Pb(s) + KNO3(aq) = Pb(NO3)2(aq) + K =>
Pb(s) + 2 KNO3(aq) = Pb(NO3)2(aq) + 2 K
Ca + HNO3 = Ca(NO3)2 + N20 + H2O =>
50 Ca + 120 HNO3 = 50 Ca(NO3)2 + N20 + 60 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2Ce(NO3)6 = CeO2 + N2 + NO2 + H2O =>
(NH4)2Ce(NO3)6 = CeO2 + N2 + 6 NO2 + 4 H2O
HCl + I2 + H2O = HClO3 + HI =>
HCl + 3 I2 + 3 H2O = HClO3 + 6 HI
NaCl + C12H22O11 = NaCl(C12H22O11) =>
NaCl + C12H22O11 = NaCl(C12H22O11)
KReO4 + HBr + H3PO2 = K2Re2Br8 + H2O + H3PO4 =>
2 KReO4 + 8 HBr + 2 H3PO2 = K2Re2Br8 + 4 H2O + 2 H3PO4
C3H6 + HCl = C3H6Cl2 + H2 =>
C3H6 + 2 HCl = C3H6Cl2 + H2
FeO + C = Fe + CO =>
FeO + C = Fe + CO
Cu + Ag(NO3)3 = Ag + Cu(NO3)2 =>
3 Cu + 2 Ag(NO3)3 = 2 Ag + 3 Cu(NO3)2
Mg(OH)2 + H3PO4 = Mg3PO4 + H(OH)2 =>
3 Mg(OH)2 + H3PO4 = Mg3PO4 + 3 H(OH)2
H2SO4 + NaCI = Na + SO4 + HCI =>
H2SO4 + 2 NaCI = 2 Na + SO4 + 2 HCI
NaBr + (NH4)2S2O8 = Br2 + Na2SO4 + (NH4)2SO4 =>
2 NaBr + (NH4)2S2O8 = Br2 + Na2SO4 + (NH4)2SO4
Hg + S = Hg2S =>
2 Hg + S = Hg2S
MgCO3 + HBr = CO2 + H2O + MgBr2 =>
MgCO3 + 2 HBr = CO2 + H2O + MgBr2
Hg2 + Na2S = Hg(Na2S)2 =>
Hg2 + 4 Na2S = 2 Hg(Na2S)2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Hg + I2 = HgI =>
2 Hg + I2 = 2 HgI
H2C6H6O6 + NaOH = C6H6O6 + NaH2O =>
H2C6H6O6 + 2 NaOH = C6H6O6 + 2 NaH2O
Fe + H2SO4 = FeSO4 + H2(g) =>
Fe + H2SO4 = FeSO4 + H2(g)
FeS2 + O2 + OH{-} = Fe(OH)3 + SO4{-2} + H2O =>
4 FeS2 + 15 O2 + 16 OH{-} = 4 Fe(OH)3 + 8 SO4{-2} + 2 H2O
AgNO3 + LiCI = AgCI + LiNO3 =>
AgNO3 + LiCI = AgCI + LiNO3
Ca + CrCO3 = CaCO3 + Cr =>
Ca + CrCO3 = CaCO3 + Cr
CuSO4 + KBr = CuBr2 + K2SO4 =>
CuSO4 + 2 KBr = CuBr2 + K2SO4
KI + HNO3 + AgNO3 = AgI + K(NO3)2 + H =>
KI + HNO3 + AgNO3 = AgI + K(NO3)2 + H
ClNaOH = NaClONaClH2O =>
2 ClNaOH = NaClONaClH2O
BaBr2 + Na2SO4 = Ba2(SO4)2 + BrNa =>
2 BaBr2 + 2 Na2SO4 = Ba2(SO4)2 + 4 BrNa
MgOH(aq) + HCl(aq) = MgCl(aq) + HOH(l) =>
MgOH(aq) + HCl(aq) = MgCl(aq) + HOH(l)
KNO3 = KNO2 + O2 = KNO3 = KNO2 =>
2 KNO3 = 2 KNO2 + O2
Bi + H2SO4 = Bi2(SO4)3 + SO2 + H2O =>
2 Bi + 6 H2SO4 = Bi2(SO4)3 + 3 SO2 + 6 H2O
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Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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