| Équations équilibrées la veille |
2 Na + 2 HCl = H2 + 2 NaCl
S + NH3 = H2S + N2 =>
3 S + 2 NH3 = 3 H2S + N2
K2SO4 + HCl = KCl2 + H2O + SO2 =>
K2SO4 + 4 HCl = 2 KCl2 + 2 H2O + SO2
C19H14O2 + H2O2 = CO2 + H2O =>
C19H14O2 + 43 H2O2 = 19 CO2 + 50 H2O
(NH4)2S2O3 + KOH = K2S2O3 + NH4OH =>
(NH4)2S2O3 + 2 KOH = K2S2O3 + 2 NH4OH
KBrO3 + SO2 + H2O = KBr + H2SO4 =>
KBrO3 + 3 SO2 + 3 H2O = KBr + 3 H2SO4
P2O5 + SO2 = P2S3 + O2 =>
2 P2O5 + 6 SO2 = 2 P2S3 + 11 O2
Fe + PbCl2 = FeCl2 + Pb =>
Fe + PbCl2 = FeCl2 + Pb
Sn(OH)4 + NaOH = Na4[Sn(OH)8] =>
Sn(OH)4 + 4 NaOH = Na4[Sn(OH)8]
P2O5 + NaOH = Na3PO4 + H2O =>
P2O5 + 6 NaOH = 2 Na3PO4 + 3 H2O
Ag + HCl = H2 + AgCl3 =>
2 Ag + 6 HCl = 3 H2 + 2 AgCl3
H2SiO3 + Na2CO3 = H2CO3 + Na2SiO3 =>
H2SiO3 + Na2CO3 = H2CO3 + Na2SiO3
AgBr + FeSO4 = Ag2O + FeSO2 + Br =>
4 AgBr + FeSO4 = 2 Ag2O + FeSO2 + 4 Br
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Hg + HNO3 = Hg2(NO3)2 + H2 =>
2 Hg + 2 HNO3 = Hg2(NO3)2 + H2
Na3PO4 + CrCl3 = CrPO4 + NaCl =>
Na3PO4 + CrCl3 = CrPO4 + 3 NaCl
C6H5NH2H2O = C6H5NH3OH =>
C6H5NH2H2O = C6H5NH3OH
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
CH3C(CH3)CHCH3 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
2 CH3C(CH3)CHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 6 H2O + 4 MnSO4 + 2 K2SO4
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
ZnS + Cu = CuS + Zn =>
ZnS + Cu = CuS + Zn
NaCrO7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
NaCrO7 + 10 FeCl2 + 14 HCl = CrCl3 + 10 FeCl3 + NaCl + 7 H2O
CaCO3(s) + HNO3(ac) = Ca(NO3)2(ac) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HNO3(ac) = Ca(NO3)2(ac) + CO2(g) + H2O(l)
NaHSO3 + HCl = NaCl + H2O + SO2 =>
NaHSO3 + HCl = NaCl + H2O + SO2
CU(SO4)2 + Ag = Ag2SO4 + CU =>
CU(SO4)2 + 4 Ag = 2 Ag2SO4 + CU
NaBr + KNO3 = NaBrKNO3 =>
NaBr + KNO3 = NaBrKNO3
Zn(OH)2 + P2O5 = Zn(PO3)2 + H2O =>
Zn(OH)2 + P2O5 = Zn(PO3)2 + H2O
Na2C2O4 + Pb(NO3)2 = Na2(NO3)2 + PbC2O4 =>
Na2C2O4 + Pb(NO3)2 = Na2(NO3)2 + PbC2O4
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
NaC2H3O2 = Na + C2H3O2 =>
NaC2H3O2 = Na + C2H3O2
C9H19OH + O2 = C + H2O =>
2 C9H19OH + 9 O2 = 18 C + 20 H2O
C2H6O + HNO3 = CO2 + H2O + N =>
5 C2H6O + 12 HNO3 = 10 CO2 + 21 H2O + 12 N
Ce2 + P = PCe5 =>
5 Ce2 + 2 P = 2 PCe5
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
FeS + O2 = Fe3O4 + SO2 =>
3 FeS + 5 O2 = Fe3O4 + 3 SO2
CaCl2 + NaOH = Ca(OH)2 + Cl2 + Na =>
CaCl2 + 2 NaOH = Ca(OH)2 + Cl2 + 2 Na
LiO2H3 = Li2O + H2O =>
2 LiO2H3 = Li2O + 3 H2O
KJ + NaOCl + HCl = J2 + NaCl + KCl + H2O =>
2 KJ + NaOCl + 2 HCl = J2 + NaCl + 2 KCl + H2O
Li{+} + O2{-2} = LiO =>
2 Li{+} + O2{-2} = 2 LiO
MgI2 + H2SO4 + H2O2 = I2 + MgSO4 + H2O =>
MgI2 + H2SO4 + H2O2 = I2 + MgSO4 + 2 H2O
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O =>
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O
C6H5C2H5 + KMnO4 + H2SO4 = C6H5CH2COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5C2H5 + 6 KMnO4 + 9 H2SO4 = 5 C6H5CH2COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + KHSO4 + MnSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 KHSO4 + 2 MnSO4 + 8 H2O
CH3CHNH2COOH + HCl = H2O + CH3CHNH2COCl =>
CH3CHNH2COOH + HCl = H2O + CH3CHNH2COCl
Li + Fe2O2 = LiO2 + Fe =>
Li + Fe2O2 = LiO2 + 2 Fe
Ba3(PO4)2 + HgBr = Hg3PO4 + BaBr2 =>
Ba3(PO4)2 + 6 HgBr = 2 Hg3PO4 + 3 BaBr2
KMnO4 + Na2C2O4 + H2SO4 = CO2 + MnSO4 + K2SO4 + NaSO4 + H2O =>
4 KMnO4 + 5 Na2C2O4 + 16 H2SO4 = 10 CO2 + 4 MnSO4 + 2 K2SO4 + 10 NaSO4 + 16 H2O
C2H5Cl2 + Cl2 = C2H4Cl2 + HCl =>
2 C2H5Cl2 + Cl2 = 2 C2H4Cl2 + 2 HCl
Cl3 + NaOH = NaCl + NaClO3 + H2O =>
2 Cl3 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
H2SO4 + AgNO4 = AgSO4 + H2NO4 =>
H2SO4 + AgNO4 = AgSO4 + H2NO4
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Équations équilibrées sur11/02/24
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