Question

multiple choice question
a double covalent bond is composed of two single covalent bonds, for a total of ______ shared electrons.
8
16
2
4
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Explanation:

A single covalent bond involves the sharing of 2 electrons. A double covalent bond is composed of two single covalent bonds. So, the total number of shared electrons is \(2\times2 = 4\).

Answer:

4