${O^{ + + }},\;{C^ + },\;H{e^{ + + }}$ and ${H^ + }$ ions are projected on the photographic plate with same velocity in a mass spectrograph. Which one will strike farthest

  • A

    ${O^{ + + }}$

  • B

    ${C^ + }$

  • C

    $H{e^{ + + }}$

  • D

    $H_2^ + $

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