Practice What Is An Atom? (3.2) - Atoms and Molecules

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8 questions

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Exercise
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6 sample questions

Question 1.
Define an atom.
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Think about the basic building blocks of matter.
Question 2.
What is the significance of atomic symbols?
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Consider how we shorthand names in everyday language.
3Question 3.
What is the smallest unit of an element?
- Molecule
- Atom
- Compound
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Consider what forms the basis of chemical properties.
4Question 4.
True or False: Atoms can be split into smaller parts.
- True
- False
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Think about the definition of an atom.
Question 5.
If a molecule of water consists of two hydrogen atoms and one oxygen atom, how would you write its chemical formula? Explain the reason behind the combination.
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Think about the ratio of hydrogen to oxygen in water.
Question 6.
Discuss the historical significance of atomic theory from Democritus to Dalton and how it shaped modern chemistry.
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Consider the transition from philosophy to hard science.

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