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Atoms are often drawn as spheres. Comment on the use of this representation as a model.

Important Questions on Atomic Structure

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Diploma
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Oxford IB Diploma Programme Chemistry Course Companion>Chapter 2 - Atomic Structure>TOK
Dalton was colour-blind and saw himself as being dressed in grey clothes. His only known pastime was bowling. Could the wooden balls on the bowling green have influenced his theories of the atom? How important is the work -life balance for the scientific practitioner or indeed for society as a whole?
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Oxford IB Diploma Programme Chemistry Course Companion>Chapter 2 - Atomic Structure>TOK
Are the models and theories that scientists create accurate descriptions of the natural world, or are they primarily useful interpretations for the prediction, explanation, and control of the natural world?
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Diploma
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Oxford IB Diploma Programme Chemistry Course Companion>Chapter 2 - Atomic Structure>Questions>Q 5

What is the relative atomic mass of an element with the mass spectrum shown in figure?

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Oxford IB Diploma Programme Chemistry Course Companion>Chapter 2 - Atomic Structure>Questions>Q 15
Developments in scientific research follow improvements in apparatus. Discuss this statement with regard to the use of electricity and magnetism in Thomson's experiments with cathode rays.
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Oxford IB Diploma Programme Chemistry Course Companion>Chapter 2 - Atomic Structure>Questions>Q 16
In many textbooks the electronic configuration for vanadium is written as Ar4s23d3. This is common practice and widely accepted by the chemical community. However, suggest why this way of writing the electronic configuration for vanadium may be at odds with experimental evidence.