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SSC CGL 2022 PYQ — Question 31

SSC CGL - 06 Dec 2022 - Shift 3 • General Awareness • Q31

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How many anions surround a sodium ion in a crystal lattice of sodium chloride?

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Correct answer: A

Explanation

The correct answer is option 1 i.e. Six.

  • Each sodium ion, is surrounded by six chlorine ions, and each chlorine ion is surrounded by six sodium ions.
  • A crystal builds up like this, giving the sodium chloride crystal a cubic structure. This cubic structure is reflected in the cubic shape of salt crystals.