Periodic Table of Elements

Dictionary, Thesaurus & Reference

Quick access to reference pages on thefreedictionary.com and freethesaurus.com. For Reference options, highlight a word and use the right-click menu, or click the toolbar button. By default, the keyboard shortcut for opening the Popup is Alt+T. To change the shortcut, paste this into the address bar: chrome://extensions/shortcuts All languages supported by thefreedictionary.com are available in this extension. See the Options page for details (right-click the toolbar button and select "Options"). This extension is not affiliated with thefreedictionary.com or freethesaurus.com.

Guillotined Chemist's Handbook

Guillotined Chemist's Handbook is a compact and versatile tool for students at any level of education to discover, master, and apply their their passion for chemistry. This extension helps to demystify several important chemistry concepts, and provides students with quick access to resources that may be useful in their chemistry career. Our comprehensive chemistry handbook contains videos pertaining to several major topics in chemistry, courtesy of Guillotined Chemistry on Youtube. --- Built in resources --- - A periodic table lookup with several important features for each of the natural elements, including Atomic #, Atomic symbol, Element name, Atomic mass, Density (g/mL), and Specific heat (J/gK). - List of famous chemists and links to further information regarding each - A chart describing periodic trends across the periodic table of the elements - A polyatomic ion chart with formulas and names of the most commonly used polyatomic ions - List of the history of the atomic model --- Video topics included in app --- - Basics and measurement - Significant figures - Matter and energy - Early atomic history - Atomic basics - Periodic table basics - Compounds and nomenclature - Ionic bonds - Covalent bonds - Equations - Reactions - Composition mathematics - Stoichiometry - Modern atomic theory - Atomic structure - Quantum numbers - Lewis dots - VSEPR - Bonds and geometry - Polarity - Intermolecular forces - Gas laws - Solutions - Acids - Bases - Periodic Trends - Activity Series - Polyatomic Ions Long time no see! Fix broken links. Code now open source on GitHub -- feel free to modify and make your own personalized versions! ALL VIDEOS FEATURED IN THIS EXTENSION WERE CREATED BY MR. MARK ANTICOLE. We want to make chemistry even easier for you! Please let us know what improvements or additions we should make to Guillotined Chemist's Handbook by leaving us a review in the Chrome Web Store!

Wolfram|Alpha (Official)

Instantly query Wolfram|Alpha from any page or tab. [Official Wolfram|Alpha extension.] Wolfram|Alpha is the world's definitive source for expert, computable knowledge across thousands of domains. Finance and food. Math and medicine. Stocks and spacecraft. Wordplay and weather. Whatever you want to calculate or know about, get there faster with the Wolfram|Alpha Extension for Google Chrome. You'll wonder how you got work done without it. ✓ Wolfram|Alpha Button – Access the Wolfram|Alpha query box with just one click. You can also right-click the Wolfram|Alpha icon to change extension options.

Guitar Tuner - Tune by Ear

You can either click directly on the strings buttons or use the enter key to hear the sound. Use the right and left arrow keys to select the string. If set to manual you can either use the string button or play button to hear the sound. In the case of play button the string selection will advance to the next one after playing the sound. If set to auto the sound is played and automatically advances to the next. You will need to use the play button to play/stop the sounds (you can use the space key as a shortcut). Set the number of times the sound will be played by string. Set your own custom tunings