【Daily Question 2019】Hydrogen production and hydrogenation section – Question No. 032

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【Daily Question 2019】Hydrogen production and hydrogenation section – Question No. 032: When toxins interact with the active components of catalysts to form strong chemical bonds, it becomes difficult to remove them using conventional methods in order to restore the catalyst’s activity; this type of poisoning is called （） poisoning. A. Reversible B. Irreversible C. Selective D. None of the above Answer: B (Unless otherwise specified, each question is based on hydrogenation units.) ) Correct: 3 wealth, Incorrect: 1 wealth ； Mass posting of posts – rated based on the lowest score ； Replies that are unrelated to the answer are considered spam and will be deleted immediately. For management purposes, if you need to view content from a few days ago, please go to https://bbs.hcbbs.com/home.php?mod=space&uid=3862647&do=thread&view=me&from=space through the summary post below