Pick up the correct statement from the following:

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Question:
Pick up the correct statement from the following:

1.The phenol is carbolic acid

2.he phenol is either extracted from coal-tar or prepared from benzene

3.Phenol reacts with formaldehyde, to form phenol formaldehyde resin

4.all the above.

Posted Date:-2021-03-26 06:59:36

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