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Chemistry, 14.06.2021 15:40 bighomie28

He predicted an element with an atomic weight between 65 (zinc) and 75 (arsenic) with a valence similar to aluminum that he named ekaboron. This element was discovered in 1879. What is this element:?

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He predicted an element with an atomic weight between 65 (zinc) and 75 (arsenic) with a valence simi...
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