If your question is related to the EON, as a time-period used in geology, it takes 500 or more millions of years.
archean eon
I don't know the plural of eon but the answer is more than 1 eon
I am currently in the Phanerozoic Eon.
the Hadean eon
Paleozoic eon
It was in the Phanerozoic Eon.
how was the phanerozoic eon divided.
It is the Phanerozoic Eon.
Approximately 31536000000000000 seconds are in an eon.
It is apart of the Phanerozoic Eon.
Hyundai Eon was created in 2011.
Modern Eon ended in 1982.