Rotational period is the time it takes for a planet to make one full rotation around it's axis. Pluto takes about 153.3 hours to make one full rotation - or about 6.39 Earth days.
Eris takes approximately 550 Earth years to rotate on its axis.
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One(1) day ' 24 hours. to rotate on its axis. It takes one (1) year ( ~365 days) to revolve/orbit around the Sun. NB Note the use of the words 'rotate' and 'revolve'.
About 28 days.
27.32 days
45 days
558844874
1 year
it take Venus about 42 earth days to make a complete rotation on its axis
It takes 24 hours!
16.11 hours.
365 and 1 to 4 days