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Questions and Answers
What is the basic building block of matter?
What is the basic building block of matter?
- Neutron
- Molecule
- Electron
- Proton (correct)
Which subatomic particle has a negative charge?
Which subatomic particle has a negative charge?
- Electron (correct)
- Proton
- Atom
- Neutron
What is the smallest unit of a chemical element?
What is the smallest unit of a chemical element?
- Molecule
- Compound
- Atom (correct)
- Ion
