Chemical Formula

Are you afraid of chemistry? Do you want to learn chemistry? Would you like to discover the beauty of chemistry? Then this app was made for you. Chemical formula An application that helps you learn basic rules, element names, oxidation numbers, and polyatomic ions, so it will be easy for you to write chemical formulas on your own. It contains the following: - 1- Contains an explanation of the oxidation numbers and a list of the most popular elements with their oxidation numbers. 2- It contains a group of the most famous polyatomic ions, with the equivalence of each group, arranged according to parity. 3- It contains an explanation of how to write the chemical formulas of the compounds. 4- It contains a large group of chemical formulas with the chemical name of the compound arranged alphabetically. 5- It offers you a variety of exercises and competitions on how to write the chemical formula arranged so that it strengthens a specific skill, as it is divided as follows: - A- Symbol contests for chemical elements B- Equivalence competitions for elements and polyatomic ions C- Chemical formulas competitions In-app contests are multiple choice questions. The app interface is simple and beautifully designed. This app has a feature to test your mind to see what you are studying through this app. This application helps you boost your brain.