Chemistry, 30.07.2019 00:20 loanyst99111

Lithium, beryllium, and boron are elements with atomic number 3, 4, and 5, respectively. even though they are three of the five simplest elements, why are they rare compared to many heavier elements?

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Lithium, beryllium, and boron are elements with atomic number 3, 4, and 5, respectively. even though...