| Équations équilibrées la veille |
Ba(aq) + 2(CrO4)(aq) = Ba(CrO4)2(s)
Sn(OH)4 + NaOH = H2O + Na2SnO3 =>
Sn(OH)4 + 2 NaOH = 3 H2O + Na2SnO3
K2CO3(aq) + Fe(NO3)3(aq) = K(NO3)(aq) + Fe2(CO3)3 =>
3 K2CO3(aq) + 2 Fe(NO3)3(aq) = 6 K(NO3)(aq) + Fe2(CO3)3
CH3CHOOHCH2CH3 + O2 = CO2 + H2O =>
2 CH3CHOOHCH2CH3 + 11 O2 = 8 CO2 + 10 H2O
Ni(No3)2 + NaOH = Ni(OH)2 + NaNo3 =>
Ni(No3)2 + 2 NaOH = Ni(OH)2 + 2 NaNo3
PuF3 + O2 = PuF4 + PuO2 =>
4 PuF3 + O2 = 3 PuF4 + PuO2
C3H8 = C + H =>
C3H8 = 3 C + 8 H
MgO + Al2O3 = MgAl2O4 =>
MgO + Al2O3 = MgAl2O4
(NH4)2S + KOH + Cu(NO3)2 = KNO3 + NH4OH + CuS =>
(NH4)2S + 2 KOH + Cu(NO3)2 = 2 KNO3 + 2 NH4OH + CuS
HNO3 + KNO2 = HNO2 + KNO3 =>
HNO3 + KNO2 = HNO2 + KNO3
KOH + NaO = K2O + Na(OH)2 =>
2 KOH + NaO = K2O + Na(OH)2
Ba(NO3)2 + K2SiO3 = KNO3 + BaSiO3 =>
Ba(NO3)2 + K2SiO3 = 2 KNO3 + BaSiO3
NaIO3 + NaHSO3 + H = I + Na2SO4 + H2O =>
NaIO3 + NaHSO3 + 3 H = I + Na2SO4 + 2 H2O
CuSO4 + Al = Al2O3 + CuS =>
3 CuSO4 + 8 Al = 4 Al2O3 + 3 CuS
Fe(NO3)3 + KNCS = Fe(SCN) + K + NO3 =>
Fe(NO3)3 + KNCS = Fe(SCN) + K + 3 NO3
NaNO2 + NaHSO3 + NH4(OH) = NaHON(SO3) + NaOH =>
5 NaNO2 + 6 NaHSO3 + NH4(OH) = 6 NaHON(SO3) + 5 NaOH
AuNO3 + K2SO4 = Au2(SO4) + KNO3 =>
2 AuNO3 + K2SO4 = Au2(SO4) + 2 KNO3
CaCl2 + H2O = CaOH + Cl2 + H2 =>
2 CaCl2 + 2 H2O = 2 CaOH + 2 Cl2 + H2
Sb2S3 + OH = SbS3 + SbO3 + H2O =>
Sb2S3 + 6 OH = SbS3 + SbO3 + 3 H2O
HOOC(C6H4)COOKKOH = KOOC(C6H4)COOKH2O =>
HOOC(C6H4)COOKKOH = KOOC(C6H4)COOKH2O
N2O3 + KMnO4 + H2SO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
5 N2O3 + 4 KMnO4 + 6 H2SO4 = 10 HNO3 + 2 K2SO4 + 4 MnSO4 + H2O
Br2 + HCl = Br2HCl =>
Br2 + HCl = Br2HCl
Al2OO3 + F2 = AlF3 + O2 =>
Al2OO3 + 3 F2 = 2 AlF3 + 2 O2
Cs2CO3 + ZnBr2 = CsBr + ZnCO3 =>
Cs2CO3 + ZnBr2 = 2 CsBr + ZnCO3
NO2 + NaOH = NaNO2 + NaNO3H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3H2O
KNO3 + (NH2)2CO = K2O + N2O + CO2 + H2O =>
2 KNO3 + (NH2)2CO = K2O + 2 N2O + CO2 + 2 H2O
Zn + CrO42{-} + H2O = Cr(OH)3 + OH{-} + Zn2{+} =>
160 Zn + CrO42{-} + 42 H2O = Cr(OH)3 + 81 OH{-} + 80 Zn2{+}
Na3PO4 + Ba(No3)2 = NaNo3 + Ba3(PO4)2 =>
2 Na3PO4 + 3 Ba(No3)2 = 6 NaNo3 + Ba3(PO4)2
K[Al(OH)4] + H2SO4 = K[Al(SO4)2] + H2O =>
K[Al(OH)4] + 2 H2SO4 = K[Al(SO4)2] + 4 H2O
Mg + Ni(ClO3)2 = Mg(ClO3)2 + Ni =>
Mg + Ni(ClO3)2 = Mg(ClO3)2 + Ni
CuO + Pb = Cu + PbO4 =>
4 CuO + Pb = 4 Cu + PbO4
SbS3{3-} + e = Sb + S{2-} =>
SbS3{3-} + 3e = Sb + 3 S{2-}
Cu + KNO3 + H2O = Cu(OH)2 + NO2 + KOH =>
Cu + 2 KNO3 + 2 H2O = Cu(OH)2 + 2 NO2 + 2 KOH
Sn(OH)4 + NaOH = H2O + Na2SnO3 =>
Sn(OH)4 + 2 NaOH = 3 H2O + Na2SnO3
Al + Fe2O3 = Fe + Al2O3 =>
2 Al + Fe2O3 = 2 Fe + Al2O3
H2S + HNO3 = S8 + NO + H2O =>
24 H2S + 16 HNO3 = 3 S8 + 16 NO + 32 H2O
CH3COOH + H2O = CH3OO + H3O =>
CH3COOH + 4 H2O = 2 CH3OO + 2 H3O
SiO2 + Cl = SiCl4O2 =>
SiO2 + 4 Cl = SiCl4O2
KHC2O4 + CaCl2 = CaC2O4 + KCl + HCl =>
KHC2O4 + CaCl2 = CaC2O4 + KCl + HCl
Ca(s) + OH(aq) = Ca(OH)2(aq) =>
Ca(s) + 2 OH(aq) = Ca(OH)2(aq)
H2SO4 + NaCl + MnO2 = H2O + Na2SO4 + Mn2SO4 + Cl2 =>
4 H2SO4 + 6 NaCl + 2 MnO2 = 4 H2O + 3 Na2SO4 + Mn2SO4 + 3 Cl2
CoCl2 + NH4Cl = Co(NH3)6Cl2 + HCl =>
CoCl2 + 6 NH4Cl = Co(NH3)6Cl2 + 6 HCl
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Np + I = NpI6 =>
Np + 6 I = NpI6
Li2SO4 + Na2Co3 = Li2Co3 + Na2SO4 =>
Li2SO4 + Na2Co3 = Li2Co3 + Na2SO4
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + NaHPO3(aq) =>
7 P4(s) + 12 NaOH(aq) + 24 H2O(l) = 16 PH3(g) + 12 NaHPO3(aq)
NaClO3 + NaI + HCl = NaCl + I2 + H2O =>
NaClO3 + 6 NaI + 6 HCl = 7 NaCl + 3 I2 + 3 H2O
POCl3 + (C3H7)2NH + C4H9OH + KCN = (C3H7)2N(C4H9O)POCN + (C3H7)2NH*HCl + KCl =>
POCl3 + 3(C3H7)2NH + C4H9OH + KCN = (C3H7)2N(C4H9O)POCN + 2(C3H7)2NH*HCl + KCl
C3H7COOH + C2H5 = C3H7COOC2H5 + H2O =>
7 C3H7COOH + 4 C2H5 = 6 C3H7COOC2H5 + 2 H2O
(s)CrCl3(aq) + Ca(OH)2(aq) = Cr(OH)3(aq) + CaCl2(s) =>
2(s)CrCl3(aq) + 3 Ca(OH)2(aq) = 2 Cr(OH)3(aq) + 3 CaCl2(s)
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