Chemistry, 04.11.2019 07:31, mookiejacks

What is lithium and how does it appear in its pure state?

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The atomic number, or number, is the described as the number of in the nucleus of an chemical element.

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Chemistry, 22.06.2019 22:40, destineysarah

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent