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Question Set: Using The Periodic Table to Predict Ion Formation

NGSS Science and Engineering Practices:

NGSS Crosscutting Concepts:

NGSS Disciplinary Core Ideas:

  1. Complete Table 2.7.
  2. What patterns do you observe about the ions formed by elements in different groups?
  3. Based on what you know about how elements in the same groups behave, what ions would you predict are made by the following elements?
    1. Cs
    2. Mg
    3. Te
    4. F
  4. An oxygen ion has a 2– charge.
    1. How many protons does the oxygen ion have?
    2. How many electrons does the oxygen ion have?
    3. How many electrons would a neutral oxygen atom have?
Exploring Our Fluid Earth, a product of the Curriculum Research & Development Group (CRDG), College of Education. University of Hawaii, 2011. This document may be freely reproduced and distributed for non-profit educational purposes.