1st Ionization Energy Graph Lab Report Guide

045a - homework lab 1 - 1st Ionization Energy Graph Lab Report Guide

Date Submitted:

Your Name: This is an individual lab to be completed on your computer.
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The Lab Problem: Graph the first ionization energy for elements 1 through 18. To best see the patterns, make this graph with a "connect-the-dots" line, not a "best-fit" line. No part of this lab is to be printed.

The Data

Atomic Number 1st Ionization Energy
(electron volts)

1 13.53

2 24.46

3 5.64

4 9.28

5 8.26

6 11.22

7 14.48

8 13.55

9 17.34

10 21.47

11 5.12

12 7.61

13 5.96

14 8.12

15 10.9

16 10.3

17 12.95

18 15.68

Graph the data using Microsoft Excel.

Answer the following questions on another piece of paper to be handed in.

Describe any patterns you see on your graph.
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Do you see any relationship between the pattern of the graph and electron energy sublevels?
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How does this relate to what you know about the chemical activity of these elements?
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Conclusion: Save the completed graph with the appropriated file name in your chemistry directory. Check your graph against this rubric to be sure it is complete. Show the completed graph to your science facilitator, from your computer screen, for the conclusion for this lab. DO NOT print the graph.