The incorrect statement about $PH_3$ is:

  • A
    It is produced by the hydrolysis of $Ca_3P_2$.
  • B
    It gives a black precipitate $(Cu_3P_2)$ with $CuSO_4$ solution.
  • C
    It spontaneously burns in the presence of $P_2H_4$.
  • D
    It does not react with $B_2H_6$.

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