What is New

• Totally new technology tools, described in the instructor and student resource sections, or in other sections of this website. They include:
• Essential Study Partner (ESP) interactive student tutorial
• Interactive e-Source Plus for students
• OnLine Learning Center website for instructors and students
• WebCT Course created specifically for Chemistry , Seventh Edition, for instructor course management
• PageOut for instructor course management
• Powerpoint Lecture Presentation created specifically for Chemistry , Seventh Edition
• Visual Resource Library of all illustrations and photographs for Chemistry, Seventh Edition
• Chemistry Animations Visual Resource Library for instructor presentations
• New molecular art images were created using the Spartan molecular modeling program. These drawings enable students to gain a better understanding of the three-dimensionality of molecules and the details of chemical reactions. Much of the art program is revised or new, with emphasis on pedagogical use of color. For examples, see the art key at the back end paper, and figures 5.6, 5.14, 10.6, 13.26, and 25.13.
• A new periodic table icon illustrates the properties of elements according to their positions in the periodic table.
• Many ;quot;Worked Examples;quot; have been revised to more clearly show steps in problem-solving.
• New ;quot;Chemistry in Action;quot; essays have been added and many others have been updated.
• Chapter 25 features a new Chemical Mystery, "A Story That Will Curl Your Hair."
• The text is revised to improve the clarity and readability, which are among its strengths.
• A new Animation Icon points to material that is further illustrated by an animation.

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::Movie Icon::/sites/dl/free/0073656011/17466/go_movie.jpg','popWin', 'width=105,height=44,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif">Movie Icon (1.0K)</a>Movie Icon

• A Pedagogy Icon highlights problem-solving strategies in the text.

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::ESP Icon::/sites/dl/free/0073656011/17466/go_esp.jpg','popWin', 'width=105,height=44,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif">ESP Icon (1.0K)</a>ESP Icon

I would greatly appreciate your comments and suggestions.

Raymond Chang
Williams College
raymond.chang@williams.edu