You can hear the sound using the /playsound item.trident.thunder @p (Command). But this sound is not possible to hear when we throw in an entity an enchanted trident with channeling. It is only possible to hear the sound of the normal lightning and not the both as it should be
Device: LG K10
Linked issues
Comments 2

This issue is now being tracked at MCPE-43402.
Cleaning up old tickets: This ticket has not been updated recently (~7 months+) so is being closed as Cannot Reproduce. If you feel this is still a valid issue and is affecting the most recent versions, then please comment, or create a new ticket following the Issue Guidelines.
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