| Équations équilibrées la veille |
2 Br2 + 2 CoI3 = 3 I2 + 2 CoBr2
Mg + H{+} = Mg{2+} + H2 =>
Mg + 2 H{+} = Mg{2+} + H2
NaCN + AgNO3 = Na{+} + NO3{-} + [Ag(CN)2]{-} =>
2 NaCN + AgNO3 = 2 Na{+} + NO3{-} + [Ag(CN)2]{-}
Zn(s) + SnCl4(aq) = ZnCl(aq) + Sn(s) =>
4 Zn(s) + SnCl4(aq) = 4 ZnCl(aq) + Sn(s)
Sn + H3PO4 = Sn(PO4)4 + H2 =>
Sn + 4 H3PO4 = Sn(PO4)4 + 6 H2
C2H5Br + NaNO2 = C2H5NO2 + BrNa =>
C2H5Br + NaNO2 = C2H5NO2 + BrNa
Ca(OH)2 + HNO3 = Ca(OH)2H + NO3 =>
Ca(OH)2 + HNO3 = Ca(OH)2H + NO3
Zu + H{+} = Zu{2+} + H2 =>
Zu + 2 H{+} = Zu{2+} + H2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CuSO4 + H2O2 = H2SO4 + CuO2 =>
CuSO4 + H2O2 = H2SO4 + CuO2
Na3[Cr(OH)6] + H3PO4 = CrPO4 + Na3PO4 + H2O =>
Na3[Cr(OH)6] + 2 H3PO4 = CrPO4 + Na3PO4 + 6 H2O
Zn(s) + AgNO3(aq) = ZnNO3(s) + Ag(s) =>
Zn(s) + AgNO3(aq) = ZnNO3(s) + Ag(s)
KSCN(aq) + Ni(NO3)2(aq) = Ni(SCN)2(aq) + KNO3(aq) =>
2 KSCN(aq) + Ni(NO3)2(aq) = Ni(SCN)2(aq) + 2 KNO3(aq)
K2SO4 + PtCl2 = KCl + PtSO4 =>
K2SO4 + PtCl2 = 2 KCl + PtSO4
HOOCCOCH3 + [H] = HOCH2CHOHCH3 + H2O =>
HOOCCOCH3 + 6[H] = HOCH2CHOHCH3 + H2O
Mg + NaHSO4 = MgSO4 + Na2SO4 + H2O + H2S =>
4 Mg + 10 NaHSO4 = 4 MgSO4 + 5 Na2SO4 + 4 H2O + H2S
C2H5Cl2 + O2 = CO2 + H2O + Cl =>
4 C2H5Cl2 + 13 O2 = 8 CO2 + 10 H2O + 8 Cl
PbO2 + Cl2 = Pb + ClO =>
PbO2 + Cl2 = Pb + 2 ClO
KMnO4 + H2SO4 + Na2SO3 = K2SO3 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 6 Na2SO3 = K2SO3 + 2 MnSO4 + 6 Na2SO4 + 3 H2O
FeCl3 + Ni = NiCl2 + FeCl2 =>
2 FeCl3 + Ni = NiCl2 + 2 FeCl2
C5H6 + CH3CH2OH + PPh3 + RuCl3*2H2O = C5H5RuPPh3Cl + HCl + CH3CHO =>
18 C5H6 + CH3CH2OH + 10 PPh3 + 10 RuCl3*2H2O = 10 C5H5RuPPh3Cl + 20 HCl + 21 CH3CHO
BeCO3 = BeO + CO2 =>
BeCO3 = BeO + CO2
Zn + KClO3 + KOH + H2O = K2[Zn(OH)4] + KCl =>
3 Zn + KClO3 + 6 KOH + 3 H2O = 3 K2[Zn(OH)4] + KCl
Hg + Cu(NO3)2 = Hg(NO3)2 + Cu =>
Hg + Cu(NO3)2 = Hg(NO3)2 + Cu
H2O + CaH2 = Ca2{+} + OH{-} + H2 =>
2 H2O + 4 CaH2 = 2 Ca2{+} + 2 OH{-} + 5 H2
HClO4 + Si(OH)4 = Si(ClO4)4 + H2O =>
4 HClO4 + Si(OH)4 = Si(ClO4)4 + 4 H2O
FeCl3*6H2O + K2C2O4*H2O = K3Fe(C2O4)3*3H2O + KCl + H2O =>
FeCl3*6H2O + 3 K2C2O4*H2O = K3Fe(C2O4)3*3H2O + 3 KCl + 6 H2O
K3 + Cl2 = KCl =>
2 K3 + 3 Cl2 = 6 KCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Zn(BrO3)2 + Cu = Cu(BrO3)2 + Zn =>
Zn(BrO3)2 + Cu = Cu(BrO3)2 + Zn
CaCO3 + CH3COOH = Ca(C2H3O2)2 + H2O + CO2 =>
CaCO3 + 2 CH3COOH = Ca(C2H3O2)2 + H2O + CO2
[MnO4]{-} + [NO2]{-} + H{+} = Mn2{+} + [NO3]{-} + H2O =>
4[MnO4]{-} + 13[NO2]{-} + 6 H{+} = 2 Mn2{+} + 13[NO3]{-} + 3 H2O
Al + H2SO4 = Al1(SO4)3 + H2 =>
Al + 3 H2SO4 = Al1(SO4)3 + 3 H2
H2O2 + NaI = NaIO + H2O =>
H2O2 + NaI = NaIO + H2O
CH3CH2CHO + Cu(OH)2 = CH3CH2COOH + H2O + Cu =>
CH3CH2CHO + Cu(OH)2 = CH3CH2COOH + H2O + Cu
P4(s) + O2(g) = P2O(s) =>
P4(s) + O2(g) = 2 P2O(s)
Al + ZnS = Al2S3 + Zn =>
2 Al + 3 ZnS = Al2S3 + 3 Zn
MgSO4 + N2 = Mg + N2SO4 =>
MgSO4 + N2 = Mg + N2SO4
FeSO4*7H2O = SO3 + SO2 + H2O + Fe2O3 =>
2 FeSO4*7H2O = SO3 + SO2 + 14 H2O + Fe2O3
(CH3COO)2Ca = CaCO3 + CH3COCH3 =>
(CH3COO)2Ca = CaCO3 + CH3COCH3
Au + HCl + HNO3 = AuCl3 + NOCl + H2O =>
2 Au + 9 HCl + 3 HNO3 = 2 AuCl3 + 3 NOCl + 6 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
FeO + HPO3 = Fe(PO3)2 + H2O =>
FeO + 2 HPO3 = Fe(PO3)2 + H2O
SO3NaOH = NaHSO4 =>
SO3NaOH = NaHSO4
ZnBr2 + Na2CO3 = Zn(CO3) + NaBr =>
ZnBr2 + Na2CO3 = Zn(CO3) + 2 NaBr
Cl{-} + AgNO3 = AgCl + NO3{-} =>
Cl{-} + AgNO3 = AgCl + NO3{-}
Ba(ClO3)2 + Mg3(PO4)2 = Ba3(PO4)2 + Mg(ClO3)2 =>
3 Ba(ClO3)2 + Mg3(PO4)2 = Ba3(PO4)2 + 3 Mg(ClO3)2
KIO4 + HCl = KIO3 + H2O + Cl2 =>
KIO4 + 2 HCl = KIO3 + H2O + Cl2
KMnO4 + S = MnO + K2O + SO2 =>
4 KMnO4 + 5 S = 4 MnO + 2 K2O + 5 SO2
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