| Équations équilibrées la veille |
2 HBr + Ag2CO3 = 2 AgBr + H2O + CO2
Fe{3+} + CO = Fe + CO{2+} =>
2 Fe{3+} + 3 CO = 2 Fe + 3 CO{2+}
I2 + F2 = IF5 =>
I2 + 5 F2 = 2 IF5
PbCl2 + HCl = PbCl4 + H2 =>
PbCl2 + 2 HCl = PbCl4 + H2
C18H38(s) + O2 = CO + H2O =>
2 C18H38(s) + 37 O2 = 36 CO + 38 H2O
Pb(OH)4 = Pb2O4 + H2O =>
2 Pb(OH)4 = Pb2O4 + 4 H2O
Br + LiOH = LiBr + LiBrO3 + H2O =>
6 Br + 6 LiOH = 5 LiBr + LiBrO3 + 3 H2O
Ca(OH)2(aq) + NH4Cl(s) = CaCl2(s) + NH3(g) + H2O(l) =>
Ca(OH)2(aq) + 2 NH4Cl(s) = CaCl2(s) + 2 NH3(g) + 2 H2O(l)
KOH + C6H8O6 = KC6H8O6 + OH =>
KOH + C6H8O6 = KC6H8O6 + OH
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Fe3(aq) + OH(aq) = Fe(OH)3 =>
Fe3(aq) + 9 OH(aq) = 3 Fe(OH)3
Ca(NO2)2 + HNO3 = Ca(NO3)2 + NO + H2O =>
3 Ca(NO2)2 + 4 HNO3 = 3 Ca(NO3)2 + 4 NO + 2 H2O
FeSO4 + KMnO4 + H2O = Fe2O3 + MnSO4 + K2SO4 + H2SO4 =>
10 FeSO4 + 2 KMnO4 + 7 H2O = 5 Fe2O3 + 2 MnSO4 + K2SO4 + 7 H2SO4
Ag(s) + H2S(g) + O2 = Ag2S(s) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2 = 2 Ag2S(s) + 2 H2O(l)
CO2 + H = C2H5OH + H2O =>
2 CO2 + 12 H = C2H5OH + 3 H2O
C17H21O4N + O2 = CO2 + H2O + NO2 =>
4 C17H21O4N + 85 O2 = 68 CO2 + 42 H2O + 4 NO2
P + CuSO4 + H2O = Cu3P + H3PO4 + H2SO4 =>
11 P + 15 CuSO4 + 24 H2O = 5 Cu3P + 6 H3PO4 + 15 H2SO4
S4O6{2-} + H2O = H{+} + S2O3{2-} + SO3{2-} =>
2 S4O6{2-} + 3 H2O = 6 H{+} + 3 S2O3{2-} + 2 SO3{2-}
CHCl3 = C + H2 + Cl =>
2 CHCl3 = 2 C + H2 + 6 Cl
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Ni(No3)2(aq) + Na2SO4(aq) = NiSO4(aq) + NaNo3(aq) =>
Ni(No3)2(aq) + Na2SO4(aq) = NiSO4(aq) + 2 NaNo3(aq)
K2SO3 + HNO3 = KNO3 + SO2H2O =>
K2SO3 + 2 HNO3 = 2 KNO3 + SO2H2O
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
CH3COOH + NaCl = CH3COONa + HCl =>
CH3COOH + NaCl = CH3COONa + HCl
KAl(OH)4 + H2SO4 = KAl(SO4)2 + H2O =>
KAl(OH)4 + 2 H2SO4 = KAl(SO4)2 + 4 H2O
H2(CO3) + Mg(OH)2 = H2O + MgCO3 =>
H2(CO3) + Mg(OH)2 = 2 H2O + MgCO3
(NH4)2CO3 + CaCl2 = (NH4)Cl + CaCO3 =>
(NH4)2CO3 + CaCl2 = 2(NH4)Cl + CaCO3
NH4Cl(s) + Ca(OH)2(aq) = NH3(g) + CaCl2(aq) + H2O(g) =>
2 NH4Cl(s) + Ca(OH)2(aq) = 2 NH3(g) + CaCl2(aq) + 2 H2O(g)
Co(NO3)2 + Na2C2O4 = CoC2O4 + NaNO3 =>
Co(NO3)2 + Na2C2O4 = CoC2O4 + 2 NaNO3
CoCO3 = CoO + CO2 =>
CoCO3 = CoO + CO2
Ag2(SO4) + CaCl2 = AgCl + Ca(SO4) =>
Ag2(SO4) + CaCl2 = 2 AgCl + Ca(SO4)
CuSO4 + HCl = CuCl + SO4H =>
CuSO4 + HCl = CuCl + SO4H
C17H21O4N + O2 = CO2 + H2O + NO2 =>
4 C17H21O4N + 85 O2 = 68 CO2 + 42 H2O + 4 NO2
Ca(NO3)2(aq) + CuSO4(aq) = CaSO4(s) + Cu(NO3)2(ag) =>
Ca(NO3)2(aq) + CuSO4(aq) = CaSO4(s) + Cu(NO3)2(ag)
Ba(OH)2 + H3(PO4) = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 H2O
I2 + CCl4 = CI4 + Cl =>
2 I2 + CCl4 = CI4 + 4 Cl
CO2 + HCl = COCl2 + H2O =>
CO2 + 2 HCl = COCl2 + H2O
Sr(NO3)2 + NaBr = SrBr2 + Na(NO3) =>
Sr(NO3)2 + 2 NaBr = SrBr2 + 2 Na(NO3)
C2H4 + MnO4 = CO2 + Mn + H =>
C2H4 + MnO4 = 2 CO2 + Mn + 4 H
PH3 + SO2 = S + P + H2O =>
4 PH3 + 3 SO2 = 3 S + 4 P + 6 H2O
H + N2O3 = H2O + N =>
6 H + N2O3 = 3 H2O + 2 N
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
H2O2 + Co = H2 + Co2O7 =>
7 H2O2 + 4 Co = 7 H2 + 2 Co2O7
Au + H2S = AuS + H2 =>
Au + H2S = AuS + H2
Ag2S + NaNO3 = AgNO3 + Na2S =>
Ag2S + 2 NaNO3 = 2 AgNO3 + Na2S
C6H7N + O2 + OH{-} = CO3{2-} + H2O + N2 =>
4 C6H7N + 31 O2 + 48 OH{-} = 24 CO3{2-} + 38 H2O + 2 N2
BaSiO3 + HCl = BaCl2 + H2O + SiCl4 =>
BaSiO3 + 6 HCl = BaCl2 + 3 H2O + SiCl4
CH3NH2 + H2O = CH3NH3{+} + OH{-} =>
CH3NH2 + H2O = CH3NH3{+} + OH{-}
CaF2 + H3PO4 = Ca3(PO4)2 + HF =>
3 CaF2 + 2 H3PO4 = Ca3(PO4)2 + 6 HF
N2(g) + O2 + H2O = HNO3 =>
2 N2(g) + 5 O2 + 2 H2O = 4 HNO3
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