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To which group and period respectively does an element with 15 electrons belong?

Chemistry
WAEC 2015

To which group and period respectively does an element with 15 electrons belong?
  • A. 3 and 3
  • B. 3 and 5
  • C. 5 and 3
  • D. 5 and 5
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Correct Answer: Option C
Explanation
(P) Arsenic is the element with 15 electrons which is found in Group 5 and Period 3

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Project Topics and Materials, Post-UTME past questions - Download now or upload yours to get paid
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts