The K_c for the reaction A+B↔C is 4 and K_c for 2A+D↔C is 6. The value of K_c for C+D↔2B is

Which of the following halide does not contain a lone pair of electrons on the central atom

75% of first order reaction is completed in 32 minutes 50% of the reaction would have been completed in

Resonance in benzene is accompanied by delocalization of π –electrons. Each π electron is attached with

The following is a reversible reaction

Vicinal dihalide (C₂H₄Br₂) on heating with excess alc.KOH and Zinc dust gives ’y’ and ‘z’ respectively. Both ‘y’ and ’z’ on oxidation with Bayer’s regent gives A and B.A and B respectively are

In the extraction of copper, the slag formed in the blast furnace

The time for half life of a first order reaction is 1 hour. What is the time taken for 87.5% completion of the reaction

For the reaction H₂(g)+I₂(g)⇔2HI(g) at 721 K,the value of equilibrium constant K_C is 50.The value of K_P under the same conditions will be

Which of the following brings about dry bleaching