Question 1
Question detail
Which particle is negatively charged?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Atomic structure
Question
- A. Proton
- B. Neutron
- C. Electron
- D. Nucleus
Answer
Electron
Explanation
Electrons are negatively charged particles that orbit the nucleus of an atom, distinguishing them from protons and neutrons.
Common mistake
Misunderstanding Atomic Structure Development
Students often state that atomic structure has remained unchanged over time, failing to recognize historical developments in atomic theory.
To correct this, students should study the progression of atomic models, from Dalton's solid sphere model to Thomson's plum pudding model, Rutherford's nuclear model, and Bohr's model, noting how each contributed to our current understanding. For example, the formula for atomic structure development can be summarized as: 'Historical models + experimental evidence = current atomic theory'. This shows how scientific understanding evolves with new discoveries.
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