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Questions and Answers
What is the smallest unit of a chemical element that retains its chemical properties?
What is the smallest unit of a chemical element that retains its chemical properties?
- An atom (correct)
- A molecule
- A compound
- A cell
What are molecules composed of?
What are molecules composed of?
- Cells
- Elements
- Particles
- Atoms (correct)
Which term best describes a combination of two or more atoms bonded together?
Which term best describes a combination of two or more atoms bonded together?
- A mixture
- A mineral
- A molecule (correct)
- An alloy
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Study Notes
Atomic Structure
- The smallest unit of a chemical element that retains its chemical properties is an atom.
- Atoms are the building blocks of matter, and they cannot be broken down into smaller units.
Molecular Composition
- Molecules are composed of two or more atoms bonded together.
- These atoms can be from the same element or different elements.
Molecule Definition
- A molecule is best described as a combination of two or more atoms bonded together.
- This bonding is a result of chemical reactions that hold the atoms together.
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