| Équations équilibrées la veille |
ZnS + NaCl = NaS + ZnCl
Ag2S + Na = Ag + NaS =>
Ag2S + Na = 2 Ag + NaS
SO2 + Zn(OH)2 = ZnSO4 + H2 = =>
SO2 + Zn(OH)2 = ZnSO4 + H2
NCl + SO2 + H2O + O2 = N2SO4 + HCl =>
4 NCl + 2 SO2 + 2 H2O + O2 = 2 N2SO4 + 4 HCl
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CuCH3COOH + Na2CrO4 = Na2CH3COOH + CuCrO4 =>
CuCH3COOH + Na2CrO4 = Na2CH3COOH + CuCrO4
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
CuOHCl + NaOH = NaCl + Cu(OH)2 =>
CuOHCl + NaOH = NaCl + Cu(OH)2
BaCl2(ac) + K2CrO4(ac) = KCl(ac) + BaCrO4(s) =>
BaCl2(ac) + K2CrO4(ac) = 2 KCl(ac) + BaCrO4(s)
Al2(SO4)3(aq) + BaNO3(aq) = Ba2SO4(s) + Al(NO3)3(aq) =>
Al2(SO4)3(aq) + 6 BaNO3(aq) = 3 Ba2SO4(s) + 2 Al(NO3)3(aq)
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
KHSO4 + NaOH = H2O + KOH + Na2SO4 =>
KHSO4 + 2 NaOH = H2O + KOH + Na2SO4
Ca(NO3)2 + AgNO3 = AgCa + NO3 =>
Ca(NO3)2 + AgNO3 = AgCa + 3 NO3
K2Cr2O7 + CrO3 = KCr(CrO4)2 + Cr2O7 =>
K2Cr2O7 + 10 CrO3 = 2 KCr(CrO4)2 + 3 Cr2O7
C7H13COH + O2 = CO2 + H2O =>
C7H13COH + 11 O2 = 8 CO2 + 7 H2O
Ca(OH)2 + CO2 = CaCO3(s) + H2O(c) =>
Ca(OH)2 + CO2 = CaCO3(s) + H2O(c)
Cr(OH)3 + HClO4 = Cl2 + H2CrO4 + H2O =>
14 Cr(OH)3 + 6 HClO4 = 3 Cl2 + 14 H2CrO4 + 10 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Ca(OH)2 + H2O = Ca(OH2)2 + OH =>
Ca(OH)2 + 2 H2O = Ca(OH2)2 + 2 OH
H3PO4 + Ba = Ba3(PO4)2 + H =>
2 H3PO4 + 3 Ba = Ba3(PO4)2 + 6 H
C2H6O2 + O2 = CO + H2O =>
2 C2H6O2 + 3 O2 = 4 CO + 6 H2O
C2H4O + KMnO4 = C2MnO2 + KO2H2 + H2O =>
C2H4O + KMnO4 = C2MnO2 + KO2H2 + H2O
FeCl2 + KCN = Fe(CN)2 + KCl =>
FeCl2 + 2 KCN = Fe(CN)2 + 2 KCl
C2H2 + HBr = C2H3 + Br =>
C2H2 + HBr = C2H3 + Br
KBrO3 + SnCl2 + HCl = SnCl4 + KBr + H2O =>
KBrO3 + 3 SnCl2 + 6 HCl = 3 SnCl4 + KBr + 3 H2O
ZnCl3 + (NH4)2S = Zn2S3 + NH4Cl =>
2 ZnCl3 + 3(NH4)2S = Zn2S3 + 6 NH4Cl
HCl + K2CO3 = KCl + H2CO3 =>
2 HCl + K2CO3 = 2 KCl + H2CO3
NaNO3Na2CO3 = NaCO3Na2NO3 =>
NaNO3Na2CO3 = NaCO3Na2NO3
Al + Cu*Cl2 = Al*Cl3 + Cu =>
2 Al + 3 Cu*Cl2 = 2 Al*Cl3 + 3 Cu
K2SO4 + Mg = K2 + MgSO4 =>
K2SO4 + Mg = K2 + MgSO4
PbO2 + HNO3 + MnSO4 = HMnO4 + Pb(NO3)2 + Pb(HSO4)2 + H2O =>
5 PbO2 + 8 HNO3 + 2 MnSO4 = 2 HMnO4 + 4 Pb(NO3)2 + Pb(HSO4)2 + 2 H2O
AlCl3(ag) + AgNO3(ag) = AgCl(s) + Al(NO3)3(ag) =>
AlCl3(ag) + 3 AgNO3(ag) = 3 AgCl(s) + Al(NO3)3(ag)
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl =>
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl
S2O8{2-} + I{-} = I2 + SO4{2-} =>
S2O8{2-} + 2 I{-} = I2 + 2 SO4{2-}
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
(K)(Cl)(O3) = (K)(Cl) + O2 =>
2(K)(Cl)(O3) = 2(K)(Cl) + 3 O2
I2 + Fe(OH)3 = Fe(IO)3 + FeI + H2O =>
2 I2 + 2 Fe(OH)3 = Fe(IO)3 + FeI + 3 H2O
NH3(g) + H2SO4(aq) = (NH4)2SO4(aq) =>
2 NH3(g) + H2SO4(aq) = (NH4)2SO4(aq)
C6H16O4N2 + O2 = CO2 + H2O + N2 =>
C6H16O4N2 + 8 O2 = 6 CO2 + 8 H2O + N2
Fe + HClO4 = Fe(ClO4)2 + H2 =>
Fe + 2 HClO4 = Fe(ClO4)2 + H2
FeO3 + CO = CO2 + Fe =>
FeO3 + 3 CO = 3 CO2 + Fe
Mg + Zn(NO3) = Mg(NO3) + Zn =>
Mg + Zn(NO3) = Mg(NO3) + Zn
Fe(OH)3 + Ba(NO3)2 = Fe(NO3)2 + Ba(OH)3 =>
Fe(OH)3 + Ba(NO3)2 = Fe(NO3)2 + Ba(OH)3
HCHO = C6H12O6 = CH3CH2OH + CO2 =>
6 HCHO = C6H12O6
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
NaOH + PbOHNO3 = NaNO3 + Pb(OH)2 =>
NaOH + PbOHNO3 = NaNO3 + Pb(OH)2
CrO3 + MgO = Mg2CrO5 =>
CrO3 + 2 MgO = Mg2CrO5
ZnO = O2 + Zn =>
2 ZnO = O2 + 2 Zn
Ba(s) + H2O = BaO + H2 =>
Ba(s) + H2O = BaO + H2
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
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