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An element will readily form an electrovalent compound if its electron configuration is

Chemistry
JAMB 2005

An element will readily form an electrovalent compound if its electron configuration is

  • A. 2, 8, 1
  • B. 2, 8, 4
  • C. 2, 8, 8
  • D. 2, 8, 5
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Correct Answer: Option A
Explanation

Alkali metals readily form electrovalent bonds because they have a single valence electron that they easily lose, becoming positively charged ions, and readily react with nonmetals to form ionic compounds. 

Only option A has the electronic configuration that fits the description of alkali metals; 2, 8, 1

There is an explanation video available below.

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Explanation Video

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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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