What are Isotopes?

1. What are Isotopes? Created by Emily Kellagher Inspired byVideochemestrytextbook.com http://www.youtube.com/watch?v=EboWeWmh5Pg

2. Background Info Please view the video presentation of “What are Isotopes?” on YouTube from Video Chemistry Textbook (see link below) This is a PPT presentation of the “What are Isotopes?” video presentation. Doing the presentation for secondary students rather than playing the video allows for the teacher to better check for understanding. http://www.youtube.com/watch?v=EboWeWmh5Pg

3. What are Isotopes?

4. Lemona

5. Lemona - G Lemona - GX Lemona Lemona - GXL

6. Lemona - G Radio Leather seats yellow Lemona - GX CD Player cloth seats red Lemona - GXL Chrome wheels Heated seats blue

7. Lemona - G Carbon 12 P = 6 N = 6 Lemona - GX Carbon 13 P = 6 N = 7 Lemona - GXL Carbon 14 P = 6 N = 8

8. Lemona - G Carbon 12 P = 6 N = 6 12 6 C Lemona - GX Carbon 13 13 7 C P = 6 N = 7 Lemona - GXL Carbon 14 14 8 C P = 6 N = 8

9. Calcium Isotopes Calcium 40 Calcium 44 p: 20 p: 20 n: 20 n: 24 Calcium 42 Calcium 46 p: 20 p: 20 n: 22 n: 26 Calcium 43 Calcium 48 p: 20 p: 20 n: 23 n: 28

10. Oxygen Isotopes • 16O p: 8 n: 8 • 18O p: 8 n: 10 H2O ….. Light water … How would it look?

12. Questions or Comments Please feel free to contact me if you have any questions about this presentation Thank you Emily Kellagher CIRES Education Outreach Emily.Kellagher@colorado.edu