| Équations équilibrées la veille |
SiO2 + Si = 2 SiO
CH2O + K2CrO4 + H2SO4 = HCOOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH2O + 2 K2CrO4 + 5 H2SO4 = 3 HCOOH + 2 K2SO4 + Cr2(SO4)3 + 5 H2O
Ba + Al2(CO3)3 = Ba(CO3) + Al =>
3 Ba + Al2(CO3)3 = 3 Ba(CO3) + 2 Al
C2H2(g) + O2(g) = CO2(g) + H2O(g)* =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)*
NaAlCO3(OH)2(s) + HCl(aq) = NaCl(aq) + AlCl3(aq) + CO2(g) + H2O(l) =>
NaAlCO3(OH)2(s) + 4 HCl(aq) = NaCl(aq) + AlCl3(aq) + CO2(g) + 3 H2O(l)
Ag + HNO3 = NO + H2O + AgNO3 =>
3 Ag + 4 HNO3 = NO + 2 H2O + 3 AgNO3
NO + Al + H2O = NH3 + AlO2 =>
4 NO + 5 Al + 6 H2O = 4 NH3 + 5 AlO2
CuO + NaOH + H2O = Na2(Cu(OH)4) =>
CuO + 2 NaOH + H2O = Na2(Cu(OH)4)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Be(NO3)2 + LiOH = LiNO3 + Be(OH)2 =>
Be(NO3)2 + 2 LiOH = 2 LiNO3 + Be(OH)2
Cl2 + NaHO = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaHO = 5 NaCl + NaClO3 + 3 H2O
AgNO3 + Cl = AgCl + NO3 =>
AgNO3 + Cl = AgCl + NO3
Fe(CrO2)2 + NaNO3 + K2CO3 = Fe2O3 + K2CrO4 + NaNO2 + CO2 =>
2 Fe(CrO2)2 + 7 NaNO3 + 4 K2CO3 = Fe2O3 + 4 K2CrO4 + 7 NaNO2 + 4 CO2
Fe(NO3)3 + NH4 = Fe + NH4NO3 =>
Fe(NO3)3 + 3 NH4 = Fe + 3 NH4NO3
KH2PO4 + NaOH = H2O + NaKHPO4 =>
KH2PO4 + NaOH = H2O + NaKHPO4
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
BaCl2H2O + AgNO3 = Ba(NO3)2 + AgCl + H2O =>
BaCl2H2O + 2 AgNO3 = Ba(NO3)2 + 2 AgCl + H2O
CrO7{2-} + C2O4{2-} + H{+} = Cr{3+} + CO2 + H2O =>
2 CrO7{2-} + 9 C2O4{2-} + 28 H{+} = 2 Cr{3+} + 18 CO2 + 14 H2O
N2O(g) + H2O(g) = NH4NO3(s) =>
N2O(g) + 2 H2O(g) = NH4NO3(s)
Ni(NO3)2 + Na2C2O4 = NiC2O4 + NaNO3 =>
Ni(NO3)2 + Na2C2O4 = NiC2O4 + 2 NaNO3
Fe + S4 = FeS =>
4 Fe + S4 = 4 FeS
C3H6 + HCl = CCl4 + H2 =>
C3H6 + 12 HCl = 3 CCl4 + 9 H2
HC2H3O2 + Al(OH)3 = Al(C2H3O2)3 + H2O =>
3 HC2H3O2 + Al(OH)3 = Al(C2H3O2)3 + 3 H2O
NaCI + OH = HCI + NaO =>
NaCI + OH = HCI + NaO
CaCO3 + NO2 = Ca(NO3)2 + CO2 + NO =>
CaCO3 + 3 NO2 = Ca(NO3)2 + CO2 + NO
HBr(aq) = H + Br =>
HBr(aq) = H + Br
C5H13N + H2O = C5H13NH + OH =>
C5H13N + H2O = C5H13NH + OH
AlCl3 + SCl = Al2S3 + Cl2 =>
4 AlCl3 + 6 SCl = 2 Al2S3 + 9 Cl2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4
C2H3NaO2 + NaOH + CaO = Na2CO3 + Ca(OH)2 + C2H4 =>
3 C2H3NaO2 + NaOH + CaO = 2 Na2CO3 + Ca(OH)2 + 2 C2H4
N2O(g) + H2O(g) = NH4NO3 =>
N2O(g) + 2 H2O(g) = NH4NO3
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
CrCl3 + Al + CO = Cr(CO)6 + AlCl3 =>
CrCl3 + Al + 6 CO = Cr(CO)6 + AlCl3
Hg + H2CO3 = HgCO3 + H2 =>
Hg + H2CO3 = HgCO3 + H2
Co(NO3)2*6H2O + C7H5FO3 = Co(C7H5FO3)2 + NO3 + H2O =>
Co(NO3)2*6H2O + 2 C7H5FO3 = Co(C7H5FO3)2 + 2 NO3 + 6 H2O
ZnSH2 = H2SZn =>
ZnSH2 = H2SZn
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C5H13N + H2O = OH{-} + C5H13NH{+} =>
C5H13N + H2O = OH{-} + C5H13NH{+}
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeSO4 + KOH = Fe(OH)2 + K2SO4 =>
FeSO4 + 2 KOH = Fe(OH)2 + K2SO4
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
FeO + C(s) = Fe(l) + CO2(g) =>
2 FeO + C(s) = 2 Fe(l) + CO2(g)
C2O = C2 + O =>
C2O = C2 + O
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Équations équilibrées sur10/26/24
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