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Which of the following statements is correct?

Chemistry
WAEC 2013

Which of the following statements is correct?

  • A. Atomic size decreases down the group
  • B. Atomic size increases across the period
  • C. Anions are smaller than the parent atom
  • D. Cations are smaller than the parent atom
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Correct Answer: Option D
Explanation

A cation is a positively charged ion. This means electron is given out by a cation, hence the cation is smaller than the parent atom.

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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