| Équations équilibrées la veille |
4 KMnO4 + 38 HCl = 2 K2[MnCl6] + 2 H3[MnCl6] + 7 Cl2 + 16 H2O
HNO3(aq) + Zn(s) = Zn(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Zn(s) = Zn(NO3)2(aq) + H2(g)
I2 + K2Cr2O7 + HCl = KIO3 + CrCl3 + KCl + H2O =>
3 I2 + 5 K2Cr2O7 + 34 HCl = 6 KIO3 + 10 CrCl3 + 4 KCl + 17 H2O
C8H10SO3NaOH = H2ONaC8H9SO3 =>
C8H10SO3NaOH = H2ONaC8H9SO3
KClO3 + HBr(aq) = Br2(l) + H2O(l) + KCl(aq) =>
KClO3 + 6 HBr(aq) = 3 Br2(l) + 3 H2O(l) + KCl(aq)
Au{+} + e = Au =>
Au{+} + e = Au
C13H26 + O2 = CO2 + H2O =>
2 C13H26 + 39 O2 = 26 CO2 + 26 H2O
AlH2PO2 + Na2CO3 = NaH2PO2 + Al2O3 + C =>
2 AlH2PO2 + Na2CO3 = 2 NaH2PO2 + Al2O3 + C
CO + H2 = C3H8O + H2O =>
3 CO + 6 H2 = C3H8O + 2 H2O
Na + BaCl2 = NaCl + NaBa =>
3 Na + BaCl2 = 2 NaCl + NaBa
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
B2O3 + P = B + P4O10 =>
10 B2O3 + 12 P = 20 B + 3 P4O10
K4Fe(CN)6 + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO + HNO3 + H2O =>
2 K4Fe(CN)6 + 49 PbO2 + 112 HCl = 8 KCl + 2 FeCl3 + 49 PbCl2 + 12 CO + 12 HNO3 + 50 H2O
Ni(OH)2 + H3(C6H5O7) = H2O + Ni3(C6H5O7)2 =>
3 Ni(OH)2 + 2 H3(C6H5O7) = 6 H2O + Ni3(C6H5O7)2
CN + MnO4 = CNO + MnO2 =>
2 CN + MnO4 = 2 CNO + MnO2
TiCl3 + NaOH = Ti2O3 + H2O + NaCl =>
2 TiCl3 + 6 NaOH = Ti2O3 + 3 H2O + 6 NaCl
[Co(NH3)5SO4]NO3 + NaOH = NH3 + Co(OH)2 + Na2SO4 + NaNO3 + H2O =>
8[Co(NH3)5SO4]NO3 + 25 NaOH = 39 NH3 + 8 Co(OH)2 + 8 Na2SO4 + 9 NaNO3 + 6 H2O
Ca(NO3)2 + Na3PO4 + H2O = Ca9HPO4(PO4)5OH + NaNO3 =>
9 Ca(NO3)2 + 6 Na3PO4 + H2O = Ca9HPO4(PO4)5OH + 18 NaNO3
Fe(OH)3 + H2SeO3 = Fe2(SeO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SeO3 = Fe2(SeO3)3 + 6 H2O
K2CO3 + HPO3 = KHCO3 + KPO3 =>
K2CO3 + HPO3 = KHCO3 + KPO3
As + Na(OH) = Na3AsO3 + H2 =>
2 As + 6 Na(OH) = 2 Na3AsO3 + 3 H2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
K2SO3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 K2SO3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
NaCl + KMnO4 + H2SO4 = MnSO4 + Cl2 + H2O + K2SO4 + Na2SO4 =>
10 NaCl + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 Cl2 + 8 H2O + K2SO4 + 5 Na2SO4
KMgO4 + KNO2 + H2O = MgO2 + KNO3 + KOH =>
2 KMgO4 + 3 KNO2 + H2O = 2 MgO2 + 3 KNO3 + 2 KOH
(CH3)3COH + HCl = CH2(CH3)2 + H2O + Cl =>
3(CH3)3COH + 8 HCl = 4 CH2(CH3)2 + 3 H2O + 8 Cl
Mg(s) + AgNO3 = Ag(s) + MgNO3 =>
Mg(s) + AgNO3 = Ag(s) + MgNO3
SN + NaOH + H2O = Na2[SN(OH)4] + H2 =>
SN + 2 NaOH + 2 H2O = Na2[SN(OH)4] + H2
KF + CaBr = KBr + CaF =>
KF + CaBr = KBr + CaF
KMnO4 + KOH + Cu = Cu(OH)2 + K2MnO4 =>
2 KMnO4 + 2 KOH + Cu = Cu(OH)2 + 2 K2MnO4
Ca(s) + AgNO3 = Ag + Ca(NO3)2 =>
Ca(s) + 2 AgNO3 = 2 Ag + Ca(NO3)2
SnCl + NaOH + HgCl2 = Hg + Na2[Sn(OH)6] + NaCl =>
2 SnCl + 12 NaOH + 3 HgCl2 = 3 Hg + 2 Na2[Sn(OH)6] + 8 NaCl
CuSO4 + KCNS = Cu(CNS)2 + K2SO4 =>
CuSO4 + 2 KCNS = Cu(CNS)2 + K2SO4
HClZn = Zn2Cl2H2 =>
2 HClZn = Zn2Cl2H2
CH3CH(CH3)CH(Cl)CH2CH3 + KCN = CH3CH(CH3)CH(CN)CH2CH3 + KCl =>
CH3CH(CH3)CH(Cl)CH2CH3 + KCN = CH3CH(CH3)CH(CN)CH2CH3 + KCl
C4H9OH = C4H8 + H2O =>
C4H9OH = C4H8 + H2O
H2 + O = H2O =>
H2 + O = H2O
SO + H2O = H2 + SO3 =>
SO + 2 H2O = 2 H2 + SO3
Zn(NO3)2 + SnCl4 = Sn(NO3)4 + ZnCl2 =>
2 Zn(NO3)2 + SnCl4 = Sn(NO3)4 + 2 ZnCl2
AgNO3 + HCI = AgCI + NHO3 =>
AgNO3 + HCI = AgCI + NHO3
H2 + ZnO = Zn + H2O =>
H2 + ZnO = Zn + H2O
Na2S + Al(C2H3O2)3 = C2H3NaO2 + Al2S3 =>
3 Na2S + 2 Al(C2H3O2)3 = 6 C2H3NaO2 + Al2S3
Mg + H2O = H2Mg + O2 =>
2 Mg + 2 H2O = 2 H2Mg + O2
CuO3 + H = Cu + H2O =>
CuO3 + 6 H = Cu + 3 H2O
OH + SO2 = SO4 + H2O =>
4 OH + SO2 = SO4 + 2 H2O
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
FeCl3 + Na2S + H2O = Fe(OH)3 + NaHS + NaCl =>
FeCl3 + 3 Na2S + 3 H2O = Fe(OH)3 + 3 NaHS + 3 NaCl
KClO4 + KI + HNO3 = KCl + I2 + KNO3 + H2O =>
KClO4 + 8 KI + 8 HNO3 = KCl + 4 I2 + 8 KNO3 + 4 H2O
Na2Co3 + AlCl3 = Na2Cl3 + AlCo3 =>
Na2Co3 + AlCl3 = Na2Cl3 + AlCo3
XSr(OH)2(H2O)8 + NH4Cl = XSrCl2 + NH3 + H2O =>
XSr(OH)2(H2O)8 + 2 NH4Cl = XSrCl2 + 2 NH3 + 10 H2O
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