Electron Config Pro is an electron configuration tool designed to predict electron configuration of all elements in the periodic table and for a huge number of oxidation states. It was designed with the student in mind, but can be a useful reference for a professional scientist or a teacher.Electron Config Pro features:- An electron configurations calculator engine which incorporates the Aufbau principle and all rules therein.
- A list of all elements from the periodic table including their electron configurations for almost any oxidation state.
- A large number of orbital animations.
- An interactive electron configurations exercise test which can provide a huge number of exercises generated randomly.
- A theory quiz which currently has 80 multiple-choice questions that are served randomly (more to be added!)
- A complete theoretical summary including both the physical and the chemical backgrounds (over 8000 words on 10 pages of theory).Please note that we have 2 other versions of this app. A simple electron configurations engine (calculator) without any additional features, and a free (lite) version of this app so you can try before you buy.We will continue updating the app as required.No special permissions are required.

// Option A //

To download Yukod Software mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Yukod Software mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Yukod Software from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Yukod Software in HappyMod App.