Practice What Is A Molecule? (3.3) - Atoms and Molecules

Practise this section

8 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Define a molecule.
Show hintHide hint
Think about the smallest unit of a substance.
Question 2.
What is atomicity?
Show hintHide hint
Consider how many atoms make up a molecule.
3Question 3.
What defines a molecule?
- A group of two or more atoms chemically bonded together.
- A single atom.
- Only elements can be molecules.
Show hintHide hint
Recall our discussions on how molecules are formed.
4Question 4.
True or False: A molecule can be composed of a single type of atom.
- True
- False
Show hintHide hint
Think about the examples of diatomic molecules.
Question 5.
Describe the process of how a diatomic molecule is formed, using examples, and relate it to its properties.
Show hintHide hint
Think about the nature of oxygen and its role in life.
Question 6.
Analyze how polyatomic ions influence the composition of compounds, providing examples.
Show hintHide hint
Consider how the total charge of a compound must balance.

4 more questions in this section. Enroll free to practise them all.