| Équations équilibrées la veille |
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HCN + NaOH = NaCN + H2O =>
HCN + NaOH = NaCN + H2O
Na2S2O2 + NaOH = Na2SO3 + Na2S + H2O =>
Na2S2O2 + 2 NaOH = Na2SO3 + Na2S + H2O
H3PO4 + MgO2H2 = Mg3P2O8 + H2O =>
2 H3PO4 + 3 MgO2H2 = Mg3P2O8 + 6 H2O
{-}hydroxy{-}3{-}methoxybenzaldehyde = {-}hydroxy{-}3{-}methoxybenylalcohol =>
{-}hydroxy{-}3{-}methoxybenzaldehyde = {-}hydroxy{-}3{-}methoxybenylalcohol
MnO4{-} + H{+} + (CO2H)2 = Mn{+2}{+} + CO2 + H2O =>
2 MnO4{-} + 6 H{+} + 5(CO2H)2 = 2 Mn{+2}{+} + 10 CO2 + 8 H2O
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
NaClO2 = NaCl + O2 =>
NaClO2 = NaCl + O2
ZnO + KOH + H2O = K2[Zn(OH)4] =>
ZnO + 2 KOH + H2O = K2[Zn(OH)4]
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KI + NaClO + HCl = I2 + KCl + H2O + NaCl =>
2 KI + NaClO + 2 HCl = I2 + 2 KCl + H2O + NaCl
Ba(OH)2 + H3PO4 = BaHPO4 + H2O =>
Ba(OH)2 + H3PO4 = BaHPO4 + 2 H2O
Li2CO3 + Mn3O4 + O2 = LiMn2O4 + CO2 =>
6 Li2CO3 + 8 Mn3O4 + 5 O2 = 12 LiMn2O4 + 6 CO2
Zn(NO3)2 = Zn + NO2 + O2 =>
Zn(NO3)2 = Zn + 2 NO2 + O2
Rb + O2 = RbO2 =>
Rb + O2 = RbO2
CH3COONH4 + NaOH = CH3COONa + NH3*H2O =>
CH3COONH4 + NaOH = CH3COONa + NH3*H2O
HNO3 + MgO2H2 = H2O + MgN2O6 =>
2 HNO3 + MgO2H2 = 2 H2O + MgN2O6
Zn + FeSO4 = ZnSO4 + Fe =>
Zn + FeSO4 = ZnSO4 + Fe
NH3 + HCl = NH4{+} + Cl{-} =>
NH3 + HCl = NH4{+} + Cl{-}
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HfCl3 + Al = HfCl2 + AlCl3 =>
3 HfCl3 + Al = 3 HfCl2 + AlCl3
NaClO2 + Cl = NaCl + ClO2 =>
NaClO2 + Cl = NaCl + ClO2
La(NO3)3 + Ni(NO3)2 + C2H5NO2 = La4Ni3O10 + H2O + N2 + CO2 =>
36 La(NO3)3 + 27 Ni(NO3)2 + 88 C2H5NO2 = 9 La4Ni3O10 + 220 H2O + 125 N2 + 176 CO2
HClO3 + HCl = H2O + Cl2 =>
HClO3 + 5 HCl = 3 H2O + 3 Cl2
P + CuSO4 + H2O = H3PO4 + Cu + H2SO4 =>
2 P + 5 CuSO4 + 8 H2O = 2 H3PO4 + 5 Cu + 5 H2SO4
Cu(OH)2 + K2SO4 = KOH + CuSO4 =>
Cu(OH)2 + K2SO4 = 2 KOH + CuSO4
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
C2H3OH + K2Cr2O7 + HCl = CHCOOH + CrCl3 + H2O + KCl =>
3 C2H3OH + 2 K2Cr2O7 + 16 HCl = 3 CHCOOH + 4 CrCl3 + 11 H2O + 4 KCl
NaClO2 + Cl2 = ClO2 + NaCl =>
2 NaClO2 + Cl2 = 2 ClO2 + 2 NaCl
HCIO = HCI + HCIO3 =>
3 HCIO = 2 HCI + HCIO3
NaOH(aq) + HCl(aq) = H2O(aq) + NaCl(aq) =>
NaOH(aq) + HCl(aq) = H2O(aq) + NaCl(aq)
C2H6O = C10H14 + H2O + H2 =>
5 C2H6O = C10H14 + 5 H2O + 3 H2
(NH4)3Po4 + NaOH = Na3Po4 + NH3 + H2O =>
(NH4)3Po4 + 3 NaOH = Na3Po4 + 3 NH3 + 3 H2O
(NH4)2S + CoCl = CoS + (NH4) + Cl =>
(NH4)2S + CoCl = CoS + 2(NH4) + Cl
KB2 + KB2O3 + H2SO4 = B2 + K2SO4 + H2O =>
5 KB2 + KB2O3 + 3 H2SO4 = 6 B2 + 3 K2SO4 + 3 H2O
CH3CH2CH2COOH + CuCO3 = CuCH3CH2CH2COO + H2O + CO2 =>
21 CH3CH2CH2COOH + 20 CuCO3 = 20 CuCH3CH2CH2COO + 14 H2O + 24 CO2
Li3N + O2 = Li2O + NO =>
4 Li3N + 5 O2 = 6 Li2O + 4 NO
C2H2 + Br2 + H2O = C2H4Br2 + H2CO3 =>
6 C2H2 + 5 Br2 + 6 H2O = 5 C2H4Br2 + 2 H2CO3
NaNO2 + KMnO4 + HSO4 = NaNO3 + K2SO4 + MnSO4 + H2O =>
13 NaNO2 + 4 KMnO4 + 6 HSO4 = 13 NaNO3 + 2 K2SO4 + 4 MnSO4 + 3 H2O
Fe3O4 + HCl = FeCl3 + FeCl2 + H2O =>
Fe3O4 + 8 HCl = 2 FeCl3 + FeCl2 + 4 H2O
Br2O3 + NaOH + NaClO = NaBrO4 + NaCl + H2O =>
Br2O3 + 2 NaOH + 4 NaClO = 2 NaBrO4 + 4 NaCl + H2O
C(g) + H2(g) = C2H2(g) =>
2 C(g) + H2(g) = C2H2(g)
HClO + Fe(OH)2 = FeOHClO + H2O =>
HClO + Fe(OH)2 = FeOHClO + H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
PbCl2 + HNO3 + NaOH = Pb(OH)2 + NaNO3 + HCl =>
PbCl2 + 2 HNO3 + 2 NaOH = Pb(OH)2 + 2 NaNO3 + 2 HCl
Mg + CrI3 = Cr + MgI2 =>
3 Mg + 2 CrI3 = 2 Cr + 3 MgI2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Pt + HCl = PtCl4 + H2 =>
Pt + 4 HCl = PtCl4 + 2 H2
Cu(NO3)2*3H2O = CuO + H2O + NO2 + O2 =>
2 Cu(NO3)2*3H2O = 2 CuO + 6 H2O + 4 NO2 + O2
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