| Équations équilibrées la veille |
Cr(OH)3 + NaOH = NaCrO2 + 2 H2O
C6H5CHCH2 + KMnO4 + H2O = C6H5CHOHCH2OH + KOH + MnO2 =>
3 C6H5CHCH2 + 2 KMnO4 + 4 H2O = 3 C6H5CHOHCH2OH + 2 KOH + 2 MnO2
Au{3+} + (COOH)2 = CO2 + Au + H{+} =>
2 Au{3+} + 3(COOH)2 = 6 CO2 + 2 Au + 6 H{+}
Zn(s) + Cl2(g) = ZnCl2 =>
Zn(s) + Cl2(g) = ZnCl2
Mg + NO = MgO + N =>
Mg + NO = MgO + N
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2 =>
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2
SiO2 + H2F2 = SiF4 + H2O =>
SiO2 + 2 H2F2 = SiF4 + 2 H2O
K2SO4 + PbCO3 = PbSO4 + K2CO3 =>
K2SO4 + PbCO3 = PbSO4 + K2CO3
KFeO4 + H2O = Fe(OH)2 + KOH + O2 =>
4 KFeO4 + 6 H2O = 4 Fe(OH)2 + 4 KOH + 5 O2
P2 + S = P2S3 =>
P2 + 3 S = P2S3
Fe2O3 + HF = FeF2 + H2O + O2 =>
2 Fe2O3 + 8 HF = 4 FeF2 + 4 H2O + O2
Zn + C2H4O2 = H2 + C4H6O4Zn =>
Zn + 2 C2H4O2 = H2 + C4H6O4Zn
Sn + CuBr2 = SnBr + Cu =>
2 Sn + CuBr2 = 2 SnBr + Cu
Mg(NO3)2 + NH3 = Mg(NH3) + NO3 =>
Mg(NO3)2 + NH3 = Mg(NH3) + 2 NO3
Bi + H = BiH =>
Bi + H = BiH
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
C + CO2 = CCO2 =>
C + CO2 = CCO2
CdS(s) + H2SO4(aq) = CdSO4 + H2S =>
CdS(s) + H2SO4(aq) = CdSO4 + H2S
C6H5C2H5 + KMnO4 + H2SO4 = C6H5CH2COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5C2H5 + 6 KMnO4 + 9 H2SO4 = 5 C6H5CH2COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2 =>
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2
H2SO4 + I2 = I2SO4 + H2 =>
H2SO4 + I2 = I2SO4 + H2
Cu(NO3)2 + Na2S2O3 = CuS2O3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2S2O3 = CuS2O3 + Na2(NO3)2
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
Na2S2O8 + H2O = Na2SO4 + H2SO4 + O2 =>
2 Na2S2O8 + 2 H2O = 2 Na2SO4 + 2 H2SO4 + O2
Ag + K2CrO4 = AgK2CrO4 =>
Ag + K2CrO4 = AgK2CrO4
MnSO4 + NaOH + KI = Mn(OH)2 + I{-} + K2SO4 + Na{+} =>
MnSO4 + 2 NaOH + 2 KI = Mn(OH)2 + 2 I{-} + K2SO4 + 2 Na{+}
Mg3P2 = Mg + P =>
Mg3P2 = 3 Mg + 2 P
NaI + O2 = Na2O + I2 =>
4 NaI + O2 = 2 Na2O + 2 I2
BaCl2 + Na2C6O6 = Ba2(C6O6)2 + NaCl =>
2 BaCl2 + 2 Na2C6O6 = Ba2(C6O6)2 + 4 NaCl
ZnO + CuO = Zn98Cu2O100 =>
98 ZnO + 2 CuO = Zn98Cu2O100
Pb(NO3)2 + NaHCO3 = PbCO3 + NaNO3 + H2O + CO2 =>
Pb(NO3)2 + 2 NaHCO3 = PbCO3 + 2 NaNO3 + H2O + CO2
(NH4)2CO3 + KI = (NH4)I + K2CO3 =>
(NH4)2CO3 + 2 KI = 2(NH4)I + K2CO3
NaOH + Zn + H2O + KNO3 = K2Zn(OH)4 + NH3 + Na2Zn(OH)4 =>
14 NaOH + 8 Zn + 12 H2O + 2 KNO3 = K2Zn(OH)4 + 2 NH3 + 7 Na2Zn(OH)4
Ca(OCl)2 + Na2CO3 = CaCO3 + NaClO =>
Ca(OCl)2 + Na2CO3 = CaCO3 + 2 NaClO
CO2 + S2 = COS + O2 =>
2 CO2 + S2 = 2 COS + O2
LiI + HNO3 = LiNO3 + I2 + NO + H2O =>
6 LiI + 8 HNO3 = 6 LiNO3 + 3 I2 + 2 NO + 4 H2O
CuSO4 + Fe(s) = Cu(s) + Fe2(SO4)3 =>
3 CuSO4 + 2 Fe(s) = 3 Cu(s) + Fe2(SO4)3
NH3 + H3BO3 = NH4{+} + H2BO3{-} =>
NH3 + H3BO3 = NH4{+} + H2BO3{-}
NaNO2 + Na2Cr2O7 + HNO3 = NaNO3 + Cr(NO3)3 + H2O =>
3 NaNO2 + Na2Cr2O7 + 8 HNO3 = 5 NaNO3 + 2 Cr(NO3)3 + 4 H2O
H{3}(PO{4}) + Mg = Mg{3}(PO{4}) + H{2} =>
3 H{3}(PO{4}) + Mg = Mg{3}(PO{4}) + 3 H{2}
NH3 + BF3 = NH3BF3 =>
NH3 + BF3 = NH3BF3
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2 =>
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2
C6H5CH3 + KMnO4 + KOH = C6H5COOH + K2MnO4 + H2O =>
C6H5CH3 + 6 KMnO4 + 6 KOH = C6H5COOH + 6 K2MnO4 + 4 H2O
FeSO4 + K2CrO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 FeSO4 + 2 K2CrO4 + 8 H2SO4 = 3 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
C5H10 + CH3COOH = CH3COOC5H11 =>
C5H10 + CH3COOH = CH3COOC5H11
Ti3P4 = Ti3 + P4 =>
Ti3P4 = Ti3 + P4
CO2 + N2 = C + N2O =>
CO2 + 2 N2 = C + 2 N2O
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
C2H4O + Ag(NH3)2OH = C2H7NO2 + Ag + NH3 + H2O =>
C2H4O + 2 Ag(NH3)2OH = C2H7NO2 + 2 Ag + 3 NH3 + H2O
C2H4(OH)2 + HgCl2 = HCl + C2H4(O2Hg) =>
C2H4(OH)2 + HgCl2 = 2 HCl + C2H4(O2Hg)
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Équations équilibrées sur10/23/24
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