| Équations équilibrées la veille |
K2Cr2O7 + 8 HCIO4 + 6 HI = 2 Cr(CIO4)3 + 2 KCIO4 + 3 I2 + 7 H2O
(NH4)3N + O2 = N2 + H2O =>
(NH4)3N + 3 O2 = 2 N2 + 6 H2O
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
CuSO4 + Pb = Cu + PbSO4 =>
CuSO4 + Pb = Cu + PbSO4
CrO3 + C + H2SO4 = CO2 + Cr2(SO4)3 + H2O =>
4 CrO3 + 3 C + 6 H2SO4 = 3 CO2 + 2 Cr2(SO4)3 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH3COOC2H5 + NaHCO3 = CH3COONa + C2H5OH + CO2 =>
CH3COOC2H5 + NaHCO3 = CH3COONa + C2H5OH + CO2
AlCl3 + Na2S2O3 = NaCl + S + SO2 + Al2O3 =>
2 AlCl3 + 3 Na2S2O3 = 6 NaCl + 3 S + 3 SO2 + Al2O3
CuSO4 + Na2SO3 + H2O = Cu2SO4 + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + H2O = Cu2SO4 + Na2SO4 + H2SO4
Zn + AuCl3 = Au + ZnCl2 =>
3 Zn + 2 AuCl3 = 2 Au + 3 ZnCl2
H2(CO3) = H2O + CO2 =>
H2(CO3) = H2O + CO2
CaS + Li2CO3 = CaCO3 + Li2S =>
CaS + Li2CO3 = CaCO3 + Li2S
CuSO4 + Pb = Cu + PbSO4 =>
CuSO4 + Pb = Cu + PbSO4
BaSO4 + HBrO3 = H2SO4 + Ba(BrO3)2 =>
BaSO4 + 2 HBrO3 = H2SO4 + Ba(BrO3)2
Zn(NO3)2 + Na2HPO4 = ZnHPO4 + NaNO3 =>
Zn(NO3)2 + Na2HPO4 = ZnHPO4 + 2 NaNO3
Al(OH)3 + H2(CO3) = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2(CO3) = Al2(CO3)3 + 6 H2O
Ga + O2 = GaO =>
2 Ga + O2 = 2 GaO
C14H30(g) + O2(g) = CO2(g) + H2O(l) =>
2 C14H30(g) + 43 O2(g) = 28 CO2(g) + 30 H2O(l)
NaOH(aq) = Na(s) + O2(g) + H2(g) =>
2 NaOH(aq) = 2 Na(s) + O2(g) + H2(g)
C5H4N4O3 + H2O2 = C4H6N4O3 + CO2 =>
C5H4N4O3 + H2O2 = C4H6N4O3 + CO2
Ni(NO3)2 + LiCl = LiNi + Cl(NO3)2 =>
Ni(NO3)2 + LiCl = LiNi + Cl(NO3)2
Cu(s) + HNO3(l) = Cu(NO3)2 + NO2 + H2O =>
Cu(s) + 4 HNO3(l) = Cu(NO3)2 + 2 NO2 + 2 H2O
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
NaOH + K3PO4 = Na3PO4 + KOH =>
3 NaOH + K3PO4 = Na3PO4 + 3 KOH
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
K2MnO4 + NH4Cl = KMnO4 + MnO2 + NH3 + H2O + KCl =>
3 K2MnO4 + 4 NH4Cl = 2 KMnO4 + MnO2 + 4 NH3 + 2 H2O + 4 KCl
Cr2O3 + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
Cr2O3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 2 H2O
Fe203 + O2 = FeO =>
2 Fe203 + 203 O2 = 406 FeO
K3AlO3 + H2SO4 = K2SO4 + Al(OH)3 =>
2 K3AlO3 + 3 H2SO4 = 3 K2SO4 + 2 Al(OH)3
Na + PbI2 = NaI + Pb =>
2 Na + PbI2 = 2 NaI + Pb
AgC2H3O2 = Ag + C + H2 + O2 =>
2 AgC2H3O2 = 2 Ag + 4 C + 3 H2 + 2 O2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
N2 + Li = Li3N =>
N2 + 6 Li = 2 Li3N
Ag + KNO3 = AgNO3 + K =>
Ag + KNO3 = AgNO3 + K
HBr + CaBr = H + CaBr2 =>
HBr + CaBr = H + CaBr2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
BN + H2O = B2O3 + NH3 =>
2 BN + 3 H2O = B2O3 + 2 NH3
C4H109(g) + O2(aq) = CO2(g) + H2O(l) =>
4 C4H109(g) + 125 O2(aq) = 16 CO2(g) + 218 H2O(l)
Mn2O7 + Rb2O = RbMn7 + O2 =>
7 Mn2O7 + Rb2O = 2 RbMn7 + 25 O2
CuSO4 + Pb = Cu + PbSO4 =>
CuSO4 + Pb = Cu + PbSO4
Li2C2O4 + Al(NO3)3 = Al2(C2O4)3 + LiNO3 =>
3 Li2C2O4 + 2 Al(NO3)3 = Al2(C2O4)3 + 6 LiNO3
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
H3PO4 + Al(HCO3)3 = AlPO4 + H2O + CO2 =>
H3PO4 + Al(HCO3)3 = AlPO4 + 3 H2O + 3 CO2
C6H5C2H3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
7 C6H5C2H3 + 8 KMnO4 + 12 H2SO4 = 8 C6H5COOH + 4 K2SO4 + 8 MnSO4 + 16 H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
C3H5(OH)3 + Cu(OH)2 = C6H14O6Cu + H2O =>
2 C3H5(OH)3 + Cu(OH)2 = C6H14O6Cu + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
PH3 + O341 = P2O7 + HO =>
682 PH3 + 13 O341 = 341 P2O7 + 2046 HO
NaOH + SO4 = H2SO4 + NaO =>
2 NaOH + SO4 = H2SO4 + 2 NaO
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
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Équations équilibrées sur10/21/24
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