| Équations équilibrées la veille |
3 H2S + 8 H{+} + Cr2O7{2-} = 2 Cr{3+} + 7 H2O + 3 S
CH3CH2CHO + NaBH4 = CH3CH2CH2OH + NaBH2 =>
CH3CH2CHO + NaBH4 = CH3CH2CH2OH + NaBH2
Sn(ClO3)4 = SnCl4 + O2 =>
Sn(ClO3)4 = SnCl4 + 6 O2
Al2O3 + PO4 = AlPO4 + O =>
Al2O3 + 2 PO4 = 2 AlPO4 + 3 O
KOH + H2CO3 = K2CO3 + H2O =>
2 KOH + H2CO3 = K2CO3 + 2 H2O
Er(SeO3)(NO3)(H2O) = (Er2O3) + (H2O) + NO + NO2 + (SeO3) =>
2 Er(SeO3)(NO3)(H2O) = (Er2O3) + 2(H2O) + NO + NO2 + 2(SeO3)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Cu + H3SO4 = CuSO4 + H2O + SO2 =>
Cu + 4 H3SO4 = CuSO4 + 6 H2O + 3 SO2
CH4N2O + H2SO4 + H2O = CO2 + (NH4)2SO4 =>
CH4N2O + H2SO4 + H2O = CO2 + (NH4)2SO4
CH3CH2CH2NH2 + HCl = CH3CH2CH2NH3Cl =>
CH3CH2CH2NH2 + HCl = CH3CH2CH2NH3Cl
CaCO3(s) + HCl(aq) = CaCl2 + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HCl(aq) = CaCl2 + CO2(g) + H2O(l)
BaCl2 + CaCO3 = BaCO3 + CaCl2 =>
BaCl2 + CaCO3 = BaCO3 + CaCl2
H2O2 = O2 + H{+} + e =>
H2O2 = O2 + 2 H{+} + 2e
AgCl + KSCN = AgSCN + KCl =>
AgCl + KSCN = AgSCN + KCl
FeBr3 + Na2CO3 + H2O = FeO(OH) + NaBr + CO2 =>
2 FeBr3 + 3 Na2CO3 + H2O = 2 FeO(OH) + 6 NaBr + 3 CO2
NaCl + MgF2 = NaF + MgCl2 =>
2 NaCl + MgF2 = 2 NaF + MgCl2
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
Zn + HNO3 = Zn(NO3)2 + H2 =>
Zn + 2 HNO3 = Zn(NO3)2 + H2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Zn(H2PO4)2 + NaOH = Zn3(PO4)2 + NaH2PO4 + H2O =>
3 Zn(H2PO4)2 + 4 NaOH = Zn3(PO4)2 + 4 NaH2PO4 + 4 H2O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
(NH4)2SO4 + NaCl = (NH4)2Cl + NaSO4 =>
(NH4)2SO4 + NaCl = (NH4)2Cl + NaSO4
CH2O2 + Ca(OH)2 = CaCOO + H2O =>
CH2O2 + Ca(OH)2 = CaCOO + 2 H2O
C6H14 + Br2 + CCl4 = BrCl + C7H14 =>
C6H14 + 2 Br2 + CCl4 = 4 BrCl + C7H14
SO2(g) + PCl5(g) = SOCl2(l) + POCl3(l) =>
SO2(g) + PCl5(g) = SOCl2(l) + POCl3(l)
CH5N + O2 = CO + H2O + NO2 =>
4 CH5N + 11 O2 = 4 CO + 10 H2O + 4 NO2
VO2 = V3 + O =>
3 VO2 = V3 + 6 O
CH3(C6H4(OH)COO) + H2O + FeCl3 = Fe(OH) + C6H4COOHCl + CH3OH =>
20 CH3(C6H4(OH)COO) + 2 H2O + 7 FeCl3 = 7 Fe(OH) + 21 C6H4COOHCl + 13 CH3OH
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C4H9Br + KOH = C4H8 + KBr + H2O =>
C4H9Br + KOH = C4H8 + KBr + H2O
KBr + KIO3 = BrIO3 + K =>
KBr + KIO3 = BrIO3 + 2 K
CoOC = COCo =>
CoOC = COCo
LiPF6 + Li2CN2 = P4(CN2)10 + LiF =>
4 LiPF6 + 10 Li2CN2 = P4(CN2)10 + 24 LiF
HBr(aq) + KHSO3(aq) = H2O(l) + SO2(g) + KBr(aq) =>
HBr(aq) + KHSO3(aq) = H2O(l) + SO2(g) + KBr(aq)
KOH + NO = KNO2 + N2 + H2O =>
4 KOH + 6 NO = 4 KNO2 + N2 + 2 H2O
HCl + Na2SO3 = NaCl + SO3 + H =>
2 HCl + Na2SO3 = 2 NaCl + SO3 + 2 H
CaCO3 + C4H6O6 = Ca(C4H4O6)2 + H2O + CO2 =>
5 CaCO3 + 9 C4H6O6 = 5 Ca(C4H4O6)2 + 7 H2O + CO2
C6H14O + C4H6O2 = C9H19O2 + CH3OH =>
12 C6H14O + 5 C4H6O2 = 10 C9H19O2 + 2 CH3OH
Na + OH + Co(NO3)2 = NaNO3 + Co(OH)2 =>
2 Na + 2 OH + Co(NO3)2 = 2 NaNO3 + Co(OH)2
NaOH + H3(PO)4 = Na3(PO)4 + H2O =>
3 NaOH + H3(PO)4 = Na3(PO)4 + 3 H2O
Fe{3+} + Br{-} = Fe{2} + Br{+} =>
2 Fe{3+} + Br{-} = 2 Fe{2} + Br{+}
H3 + O = H2O3 =>
2 H3 + 9 O = 3 H2O3
C20H14O4 + OH = HC20 + H2O =>
C20H14O4 + 5 OH = HC20 + 9 H2O
Ag2S + N2 = Ag3N + S =>
3 Ag2S + N2 = 2 Ag3N + 3 S
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
NaCo3 + MgSO4 = NaSO4 + MgCo3 =>
NaCo3 + MgSO4 = NaSO4 + MgCo3
SiI4 + Mg = Si2 + MgI2 =>
2 SiI4 + 4 Mg = Si2 + 4 MgI2
NaOH(aq) + HCl(ag) = NaCl(aq) + H2O(aq) =>
NaOH(aq) + HCl(ag) = NaCl(aq) + H2O(aq)
AgNO3 + NaCO3 = AgCO3 + Na2(NO3)2 =>
2 AgNO3 + 2 NaCO3 = 2 AgCO3 + Na2(NO3)2
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Équations équilibrées sur01/28/25
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