Which of the following statements is not true for radioactive decay?

  • A
    Amount of radioactive substance remaining after three half-lives is $1/8$th of the original amount.
  • B
    Decay constant does not depend upon temperature.
  • C
    Decay constant increases with an increase in temperature.
  • D
    Half-life is $\ln 2$ times of $1/\lambda$ (where $\lambda$ is the decay constant).

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