Ask Question
23 January, 13:17

Nitrogen (N) has an atomic number of 7 and an atomic mass of 14. Which of the following correctly shows the electron arrangement for nitrogen?

A. 2, 7

B. 2, 5

C. 2, 2, 3

D. 2, 8, 4

+2
Answers (1)
  1. 23 January, 13:19
    0
    7 protons means that N atom has 7 electrons

    1st level can have only 2 e⁻, and we have left over of 7-2=5 e⁻, that will go on the second level.

    B. 2,5
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Nitrogen (N) has an atomic number of 7 and an atomic mass of 14. Which of the following correctly shows the electron arrangement for ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers