Which of the following statements are correct ?

Options

A. Law of mass action and rate law expressions are same for single step reactions.
B. Order of the slowest elementary reaction of a complex reaction gives the order of the complex reaction
C. Both order and molecularity have normally a maximum value of `3`
D. Molecularity of a complex reaction, `A+2B to C`, is `3`

Answer

A, B, C