Four elements P,Q, R and S have atomic numbers of 4, 10, 12 and 14…

Chemistry JAMB 1989

Four elements P,Q, R and S have atomic numbers of 4, 10, 12 and 14 respectively . Which of these electrons is a noble gas?

  • P
  • Q checkmark
  • R
  • S

The correct answer is: B

Explanation

No official explanation is available for this question at this time. Please check contributions posted by others below. If you can provide an explanation to help other student learn.
Previous Question Next Question

Leave A Comment