A mixture of Boran trichloride and hydrogen is subjected to silent electric discharge to form ’A’ and HCl. ’A’ is mixed with NH₃ and heated to 200⁰ C to form B. The formula of B is

Ethylene reacts with Br₂ in CCl₄ to from X. When X is reacted with alcoholic KOH. Y is formed. Here X and Y are

The molar concentrations of A,B and C at equilibrium for the reaction A+2B⇔3C are 2,3 and 4 moles/lit respectively. Its Kc is

Which of the following is obtained in carbyl amine reaction from aniline

The magnetic oxide of iron is

The froth floatation process is used for the concentration of

A moving electron has 4.55 x 10^-25 joules of kinetic energy. The wavelength of the electron is (mass = 9.1 x 10^-31 kg and h = 6.6 x 10^-34 kg m² sec^-1)

For the reaction A(g)⇔B(g)+C(g),K_p at 400⁰C is 1.5x10^-4 and K_p at 600⁰C is 6x10^-3 Then the incorrect statement is

The ratio of radii of first orbits of H, He⁺ and Li⁺² i

The value of Kc for the reaction N₂+3H₂ ⇔2NH₃ depends on