| Équations équilibrées la veille |
5 KClO2 + 2 I2 + 4 KOH = 5 KCl + 4 KIO3 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
FeS2O3 + Ag = Ag2S2O3 + Fe =>
FeS2O3 + 2 Ag = Ag2S2O3 + Fe
N2F4 + SF4 = SF4NF2 =>
N2F4 + 2 SF4 = 2 SF4NF2
(NH4)I + Cl2 = (NH4)Cl + I2 =>
2(NH4)I + Cl2 = 2(NH4)Cl + I2
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Cu(k) + O2(d) = CuO(k) =>
2 Cu(k) + O2(d) = 2 CuO(k)
N2H4 = H4N2 =>
N2H4 = H4N2
NaOH = Na{+)+OH{-} =>
NaOH = Na{+)+OH{-}
CoCl2 + NaHCO3 = CoCO3 + NaHCl2 =>
CoCl2 + NaHCO3 = CoCO3 + NaHCl2
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
P + NaOH + H2O = NaH2PO2 + H2 =>
2 P + 2 NaOH + 2 H2O = 2 NaH2PO2 + H2
H3PO4 + Sr(OH)2 = H2O + Sr3(PO4)2 =>
2 H3PO4 + 3 Sr(OH)2 = 6 H2O + Sr3(PO4)2
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Cl2O5H2O = HClO3 =>
Cl2O5H2O = 2 HClO3
MgBr2 + Zn(NO3)2 = Mg(NO3)2 + ZnBr2 =>
MgBr2 + Zn(NO3)2 = Mg(NO3)2 + ZnBr2
H2O + Zn + NO3 + OH{-} = Zn(OH)4{2-} + NH3 =>
12 H2O + 9 Zn + 2 NO3 + 18 OH{-} = 9 Zn(OH)4{2-} + 2 NH3
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Re2O7 + HCl = ReCl7 + H2O =>
Re2O7 + 14 HCl = 2 ReCl7 + 7 H2O
KMnO4 + KI + H2SO4 = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 5 I2 + 6 K2SO4 + 8 H2O
Mg(NO3)2 + H2O = Mg(OH)2 + NH3 + O2 =>
Mg(NO3)2 + 4 H2O = Mg(OH)2 + 2 NH3 + 4 O2
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
CH4O + O2 = CO2 + H2O =>
2 CH4O + 3 O2 = 2 CO2 + 4 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C3H6 + H2O = C3H7OH =>
C3H6 + H2O = C3H7OH
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
SrO(s) + H2O(aq) = Sr(OH)2 =>
SrO(s) + H2O(aq) = Sr(OH)2
C2H2 + Ag = Ag2C2 + H2 =>
C2H2 + 2 Ag = Ag2C2 + H2
BaCO3 + H = Ba + CO2 + H2O =>
BaCO3 + 2 H = Ba + CO2 + H2O
KCl + CaBr2 = KBr + CaCl2 =>
2 KCl + CaBr2 = 2 KBr + CaCl2
Sr(OH)2 + H3PO4 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + 2 H3PO4 = Sr3(PO4)2 + 6 H2O
CrO3(s) + H2O(l) = Cr(OH)6(s) =>
CrO3(s) + 3 H2O(l) = Cr(OH)6(s)
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
S2 + O2 = SO3 =>
S2 + 3 O2 = 2 SO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Cr + F2 = CrF3 =>
2 Cr + 3 F2 = 2 CrF3
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Cr2O3 + HCl = H2O + CrCl3 =>
Cr2O3 + 6 HCl = 3 H2O + 2 CrCl3
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Rb + P = Rb3P =>
3 Rb + P = Rb3P
Cr(OH)2 + H{+} + e = Cr + H2O =>
Cr(OH)2 + 2 H{+} + 2e = Cr + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ca + Fe2 = CaFe2 =>
Ca + Fe2 = CaFe2
KMnO3 = KMnO2 + O2 =>
2 KMnO3 = 2 KMnO2 + O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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