AP Biology Chapter 2 Flashcards


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created 10 years ago by JamieErin13
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A list of the questions missed on Chapter 2 Campbell Biology test.
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scicence, biology, ap bio
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1

What results from an unequal sharing of electrons between atoms?

A polar covalent bond

2

Which of the following explains most specifically the attraction of water molecules to one another?

Hydrogen bond

3

Two atoms appear to have the same mass number. These atoms...

must have the same number of protons and neutrons

4

We can represent atoms by listing the number of protons, neutrons, and electrons- for example, 2p+;2n 0;2e- for helium. What is the 18O isotope of oxygen?

8p+;10n 0;8e-