| Équations équilibrées la veille | Équations équilibrées le lendemain |
As2S3 + 11 H2SO4 = 2 H3AsO4 + 14 SO2 + 8 H2O
Na2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 12 Na2SO3 + 4 H2SO4 = Cr2(SO)3 + 13 Na2SO4 + 4 H2O
H2PtCl6 = Pt + HCl + Cl2 =>
H2PtCl6 = Pt + 2 HCl + 2 Cl2
CH2O + (Ag(NH3)2)OH = Ag + CHO2NH4 + NH3 + H2O =>
CH2O + 2(Ag(NH3)2)OH = 2 Ag + CHO2NH4 + 3 NH3 + H2O
LiH + H2O = LiOH + H2 =>
LiH + H2O = LiOH + H2
Na2SO4 + Hg2Cl2 = Na2Cl + Hg2(SO4)2 =>
2 Na2SO4 + Hg2Cl2 = 2 Na2Cl + Hg2(SO4)2
H2(g) + Cl2(g) = HCl =>
H2(g) + Cl2(g) = 2 HCl
LiI = Li + I =>
LiI = Li + I
V + H2O = V2O5 + H2 =>
2 V + 5 H2O = V2O5 + 5 H2
Na2SeO3 + SnCl2 + H2SO4 = Na2SeO4 + SnCl4 + SnS2 + H2O =>
6 Na2SeO3 + 2 SnCl2 + 2 H2SO4 = 6 Na2SeO4 + SnCl4 + SnS2 + 2 H2O
H2C2O4 = H + C2O4 =>
H2C2O4 = 2 H + C2O4
Cu + H2O2 = Cu2O + H2O =>
2 Cu + H2O2 = Cu2O + H2O
KOH + Cl2 = KCl3O + KCl + H2O =>
2 KOH + 2 Cl2 = KCl3O + KCl + H2O
SO2SF4 + I2O5 = IF5 + SO2 =>
5 SO2SF4 + 2 I2O5 = 4 IF5 + 10 SO2
CH2O + KOH = CH3OH + HCOOH + K =>
3 CH2O + 2 KOH = CH3OH + 2 HCOOH + 2 K
CN{-} + H{+} = CHN =>
CN{-} + H{+} = CHN
NaOOCCH2COONa + NaOH = Na2CO3 + CH4 =>
NaOOCCH2COONa + 2 NaOH = 2 Na2CO3 + CH4
Al2(SO4)3(aq) + CaCl2(aq) = AlCl3(aq) + CaSO4(s) =>
Al2(SO4)3(aq) + 3 CaCl2(aq) = 2 AlCl3(aq) + 3 CaSO4(s)
PbNO2 + HCl = PbCl2 + H2O + NO =>
PbNO2 + 2 HCl = PbCl2 + H2O + NO
Pb(NO3)2 + Na2SiO3 = PbSiO3 + NaNO3 =>
Pb(NO3)2 + Na2SiO3 = PbSiO3 + 2 NaNO3
Ca + (OH)2 + NH4Cl = NH3 + CaCl2 + H2O =>
Ca + (OH)2 + 2 NH4Cl = 2 NH3 + CaCl2 + 2 H2O
AgNo3(aq) + Na2S(aq) = Ag2S(s) + NaNo3(aq) =>
2 AgNo3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNo3(aq)
SO4H2 + C = H2O + SO2 + CO2 =>
2 SO4H2 + C = 2 H2O + 2 SO2 + CO2
K2CO3 + Ba(ClO3)2 = BaCO3 + KClO3 =>
K2CO3 + Ba(ClO3)2 = BaCO3 + 2 KClO3
Sr(BrO3)2 = SrBr2 + O2 =>
Sr(BrO3)2 = SrBr2 + 3 O2
Ca + (OH)2 + NH4Cl = NH3 + CaCl2 + H2O =>
Ca + (OH)2 + 2 NH4Cl = 2 NH3 + CaCl2 + 2 H2O
Na2S + NH3 + H2O = (NH4)2S + NaOH =>
Na2S + 2 NH3 + 2 H2O = (NH4)2S + 2 NaOH
X2(CO3)4 + HCl = XCl4 + H2O + CO2 =>
X2(CO3)4 + 8 HCl = 2 XCl4 + 4 H2O + 4 CO2
NH3OHCl + Al + NaOH = NaCl + NH3 + NaAl(OH)4 =>
3 NH3OHCl + 2 Al + 5 NaOH = 3 NaCl + 3 NH3 + 2 NaAl(OH)4
AgNO3(aq) + Na2S(aq) = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNO3(aq)
Cu + O = Cu2O =>
2 Cu + O = Cu2O
H2C2O4 = CO2 + H{+} + {-} =>
H2C2O4 = 2 CO2 + 2 H{+} + 2e
Mn(OH)5 + H3PO4 = HOH + Mn3(PO4)5 =>
3 Mn(OH)5 + 5 H3PO4 = 15 HOH + Mn3(PO4)5
CO2(g) + H2(g) = CH3OH(aq) + H2O(aq) =>
CO2(g) + 3 H2(g) = CH3OH(aq) + H2O(aq)
MgCO3(s) + HClO4(aq) = Mg(ClO4)2 + H2CO3 =>
MgCO3(s) + 2 HClO4(aq) = Mg(ClO4)2 + H2CO3
MgCO3(s) + HClO4(aq) = Mg(ClO4)2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HClO4(aq) = Mg(ClO4)2(aq) + H2O(l) + CO2(g)
FeO + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeO + 4 H2SO4 = Fe2(SO4)3 + SO2 + 4 H2O
S + H2O = HS + OH =>
S + H2O = HS + OH
H2C2O4 = CO2 + H{+} + e =>
H2C2O4 = 2 CO2 + 2 H{+} + 2e
Na2S(aq) + AgNO3(aq) = Ag2S(aq) + NaNO3(aq) =>
Na2S(aq) + 2 AgNO3(aq) = Ag2S(aq) + 2 NaNO3(aq)
P + KOH = K2HPO2 + PH3 =>
4 P + 6 KOH = 3 K2HPO2 + PH3
Ca(IO3)2 = Ca + I + O3 =>
Ca(IO3)2 = Ca + 2 I + 2 O3
Cu + O = Cu2O =>
2 Cu + O = Cu2O
AgNO3(aq) + Na2S(aq) = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNO3(aq)
HOOCCOOH = CO2 + HCOOH =>
HOOCCOOH = CO2 + HCOOH
AgNo3(aq) + Na2S(aq) = Ag2S(s) + NaNo3(aq) =>
2 AgNo3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNo3(aq)
Zn + Au(NO2)3 = Zn(NO2) + Au =>
3 Zn + Au(NO2)3 = 3 Zn(NO2) + Au
(Co(NH3)6)3 + Cl = CoCl2 + NH3 =>
(Co(NH3)6)3 + 6 Cl = 3 CoCl2 + 18 NH3
HC = CH =>
HC = CH
B(OH)3 + CH3CH2OH = B(OCH2CH3)3 + H2O =>
B(OH)3 + 3 CH3CH2OH = B(OCH2CH3)3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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