For the redox reaction Cr₂O₇²⁺ + C₂O₄²⁺ + H⁺ → Cr³⁺ + CO₂ + H₂O the correct coefficients of Cr₂O₇^2-, C₂O₄^2- and H⁺ in the balanced equation are

Three faradays of electricity are passed through molten Al₂O₃. Aqueous solution of CuSO₄ and molten NaCl taken in three different electrolytic cells. The amount of Al, Cu and Na deposited at the cathodes will be in the ratio of

9.2 gm of N₂O₄(g) is taken in a closed one litre vesseland heated till the following equilibrium is reached N₂O₄(g)⇔2NO₂(g).At equilibrium 50% of N₂O₄(g) is dissociated.what is the equilibrium constant(in mole lit^-1)(M.wt of N₂O₄ is 92)

Equivalent conductance at infinite dilution,λ⁰ of NH₄Cl,NaOH and NaCl are 128.0,217.8 and 109.9 ohm^-1cm²eq^-1 respectively. The equivalent conductance of 0.01N NH₄OH is 9.30 ohm^-1cm²eq^-1,then the degree of ionization of NH₄OH at this temperature would be(approximately)

The equilibrium constant for the reaction is 6.The initial concentration of each of CH₃COOH and C₂H₂OH is two(mole/lit).What is the concentration of CH₃COOC₂H₅ at equilibrium in moles /lit

1 mole of PCl₅ is heated with 0.2 mole of chlorine in a one litre vessel till equilibrium is established. At equilibrium if 0.8 mole of chlorine in the vessel, the value of equilibrium constant for the dissociation of PCl₅ is (in moles-lit^-1)

The electrolytic conductance of 0.01 M solution of acetic acid is 0.000163 Scm^-1 at 298k. The % of dissociation of acetic acid at 298K.Given A_m⁰ of acetic acid =390.7 Scm^-2/mole at 298K.

A_(g)+2B_(g)⇔2C_(g)+D_(g) was studied using an initial concentration of B which was 1.5 times that of A .But the equilibrium concentrations of A and B were found to be equal .Then K_c for the equilibrium

Dipole moment of HC1 = 1.03 D, HI = 0.38 D. Bond length of HC1 = 1.3 and HI = 1.6A .The ratio of fraction of an electric charge, δ, existing on each atom in HC1 and HI is

If the bond length and dipole moment of a diatomic molecule are 1.25 A and 1.0D respectively,what is the percent ionic character of the bond