Which statements are 'incorrect about a chemical equilibrium A (gas) `hArr` 2B (gas) ?

Options

A. a) `'K_(f)'` must be equal to `'K'_(b)`
B. b) At equilibrium `'K'_(f) and 'K'_(b)` are equal
C. c) At any time [A] `lt` [B]
D. d) At any time `[A]^(2) ` [B] is equal to `K_(b)//K_(f)`

Answer

A, B, C, D