Get to grips with the essential topics in chemistry today through 100 key ideas, each explained clearly in just 100 words. As part of a series, this book introduces 100 key areas of chemistry, such as gas laws, fusion, ionic bonding, DNA, and the pH scale, and explains each topic in just 100 words. Perfect for getting your head around big ideas clearly and quickly, or refreshing your knowledge on the fundamentals of how the world works, this book covers the most up-to-date terms and theories and inspires a heightened level of understanding and enjoyment of the core areas of chemistry. The essential facts about chemistry, at your fingertips: Real-world examples deftly explain key scientific ideas, covering areas such as noble gases, catalysts, biochemistry, and electrolysis in an accessible and exciting way. Perfect as a refresher for chemistry students as well as adult science enthusiasts who want to learn about this exciting field but don't know where to start. Presented in a beautifully designed package, this is an excellent gift for science lovers and a must-own for enthusiastic students. Chemistry: 100 Ideas in 100 Words will satisfy your scientific curiosity, helping you to understand the biggest chemistry concepts in concise, 100-word summaries.