Question detail
What is represented by a line in a diagram of a small molecule?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Chemical bonds, ionic, covalent and metallic
Question
- A. A single covalent bond
- B. An ionic bond
- C. A metallic bond
- D. A hydrogen bond
Answer
A single covalent bond
Explanation
In diagrams of small molecules, a line represents a single covalent bond formed by the sharing of electron pairs between atoms.
Common mistake
Misunderstanding Bond Representation
Students often confuse the representation of single covalent bonds in small molecules by using dots instead of lines.
To fix this, remember that single covalent bonds should be represented using lines, as this indicates the sharing of pairs of electrons between atoms.
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