For a chemical reaction $A \rightarrow B$,the activation energy in the forward direction is $E_a$. Then the activation energy in the reverse direction is.........

  • A
    will be double of $E_a$
  • B
    will be equal to $-E_a$
  • C
    will always be less than $E_a$
  • D
    can be less than or more than $E_a$

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