![Which one of the following species does not exist under normal conditions ?](https://www.gkseries.com/blog/wp-content/uploads/2022/04/Which-one-of-the-following-species-does-not-exist-under-normal-conditions-.png)
Q. Which one of the following species does not exist under normal conditions ?
- Be+2
- Be2
- B2
- Li2
Answer: Be2
Answer: Be2
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