| Équations équilibrées la veille |
2 NaH2PO4 + H2O = 2 H3PO4 + Na2O
NH4(H2PO4) + NaBrO3 = Na(H2PO4) + NH4BrO3 =>
NH4(H2PO4) + NaBrO3 = Na(H2PO4) + NH4BrO3
K + I2 = KI =>
2 K + I2 = 2 KI
H3PO4 + Hydrochloricacid = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Cs1{+} + S2{-} = Cs1S2 =>
Cs1{+} + S2{-} = Cs1S2
K2MnO4 + Cl2 = KMnO4 + KCl =>
2 K2MnO4 + Cl2 = 2 KMnO4 + 2 KCl
C6H11OH + Na2Cr2O7 + H2SO4 = C6H10O + H2O + Na2SO4 + Cr2(SO4)3 =>
3 C6H11OH + Na2Cr2O7 + 4 H2SO4 = 3 C6H10O + 7 H2O + Na2SO4 + Cr2(SO4)3
He{+} + e = He =>
He{+} + e = He
KFe3AlSi3O10(OH)2 + Mg3Al2Si3O12 = KMg3AlSi3O10(OH)2 + Fe3Al2Si3O12 =>
KFe3AlSi3O10(OH)2 + Mg3Al2Si3O12 = KMg3AlSi3O10(OH)2 + Fe3Al2Si3O12
He{+} + e = He =>
He{+} + e = He
(NH4){+} + (ClO4){-} = ClH4NO4 =>
(NH4){+} + (ClO4){-} = ClH4NO4
Na2CO3 = CO + Na2O2 =>
Na2CO3 = CO + Na2O2
Mn(s) + Fe(NO3)(aq) = Mn(NO3)(aq) + Fe(s) =>
Mn(s) + Fe(NO3)(aq) = Mn(NO3)(aq) + Fe(s)
Cu{2+} + H2O = [Cu(H2O)6]{2+} =>
Cu{2+} + 6 H2O = [Cu(H2O)6]{2+}
Mg + H3PO4 = Mg3(PO4)2 + H =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 6 H
H{+} + IO3{-} + Cl{-} + FeI2 = Fe3{+} + ICl + H2O =>
42 H{+} + 7 IO3{-} + 31 Cl{-} + 12 FeI2 = 4 Fe3{+} + 31 ICl + 21 H2O
KOH + Mg2Cl = KCl + Mg2(OH) =>
KOH + Mg2Cl = KCl + Mg2(OH)
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Na3C6H5O7 + NaHCO3 = Na + CO2 + H2O =>
Na3C6H5O7 + 15 NaHCO3 = 18 Na + 21 CO2 + 10 H2O
Ni(HCO3)2 = NiCO3 + H2O + CO2 =>
Ni(HCO3)2 = NiCO3 + H2O + CO2
CrOHSO4 + H2SO4 = Cr(HSO4)3 + H2O =>
CrOHSO4 + 2 H2SO4 = Cr(HSO4)3 + H2O
K2MnO4 + Cl2 = KMnO4 + KCl =>
2 K2MnO4 + Cl2 = 2 KMnO4 + 2 KCl
KSO4 + H2O = KOH + H2 + SO4 =>
2 KSO4 + 2 H2O = 2 KOH + H2 + 2 SO4
Mn(NO3)2*H2O + C2H5NO2 = MnO2 + CO2 + N2 + H2O =>
9 Mn(NO3)2*H2O + 8 C2H5NO2 = 9 MnO2 + 16 CO2 + 13 N2 + 29 H2O
LiF + CaS = Li2S + CaF2 =>
2 LiF + CaS = Li2S + CaF2
Fe(OH)2 + CuSO4 = FeSO4 + Cu(OH)2 =>
Fe(OH)2 + CuSO4 = FeSO4 + Cu(OH)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C8H7N + H2O + O2 = NH4 + HCO3 =>
4 C8H7N + 10 H2O + 43 O2 = 4 NH4 + 32 HCO3
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Sn2 + HgNO3 = Sn(NO3)2 + Hg =>
Sn2 + 4 HgNO3 = 2 Sn(NO3)2 + 4 Hg
C8H10 + Pb3O4 = PbO + CO2 + H2O =>
C8H10 + 21 Pb3O4 = 63 PbO + 8 CO2 + 5 H2O
Zn2 + Cu(SO4)2 = Zn2(SO4)2 + Cu =>
Zn2 + Cu(SO4)2 = Zn2(SO4)2 + Cu
HOOCCOOH + KHCO3 = CH3COOK + CO2 + H2O =>
4 HOOCCOOH + KHCO3 = CH3COOK + 7 CO2 + 3 H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Cr2O7{-2} + Hg + H2O = Cr{3+} + Hg{2+} + OH{-} =>
Cr2O7{-2} + 3 Hg + 7 H2O = 2 Cr{3+} + 3 Hg{2+} + 14 OH{-}
N + H2O = O + NH3 =>
2 N + 3 H2O = 3 O + 2 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
H2 + Br2 = BrH =>
H2 + Br2 = 2 BrH
Fe + KCNS = FeSCN + K =>
Fe + KCNS = FeSCN + K
N2 + HI = N2H4 + I2 =>
N2 + 4 HI = N2H4 + 2 I2
TiO2 + NaBH4 = Ti4O7 + NaBO2 + H2 =>
8 TiO2 + NaBH4 = 2 Ti4O7 + NaBO2 + 2 H2
HI(aq) + Sr(OH)2(aq) = SrHI + OH =>
HI(aq) + Sr(OH)2(aq) = SrHI + 2 OH
K2SO4 + AgNo3 = Ag2SO4 + KNo3 =>
K2SO4 + 2 AgNo3 = Ag2SO4 + 2 KNo3
C47H48N3O7S2Na + SO2 = H2O + Na + NO + C + S =>
C47H48N3O7S2Na + 10 SO2 = 24 H2O + Na + 3 NO + 47 C + 12 S
NO2{-} + H3O{+} = NO + NO3{-]+H2O =>
3 NO2{-} + 2 H3O{+} = 2 NO + NO3{-]+3H2O
Na2O2(s) + H2O(i) = NaOH(s) + O2(g) =>
2 Na2O2(s) + 2 H2O(i) = 4 NaOH(s) + O2(g)
K2Cr2O7 + Ag3NO3 = Ag2Cr2O7 + K3NO3 =>
3 K2Cr2O7 + 2 Ag3NO3 = 3 Ag2Cr2O7 + 2 K3NO3
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