Ion Coexistence Drill 2026
High school chemistry ion
Only for iPhone
$0.29 · Designed for iPhone. Not verified for macOS.
iPhone
Ion Coexistence is an offline practice tool for high school chemistry. It helps students quickly decide whether ions can coexist in large amounts under common conditions such as acidic, alkaline, colorless, excess reagent, and redox environments.
The app includes rules for common precipitates, gases, weak electrolytes, complex formation, and redox reactions. It supports focused practice by question type, mistake review, rule card favorites, and accuracy statistics. All data is stored locally on the device, with no login and no internet required. It is suitable for after-class practice, exam review, and organizing error causes.
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Added a feedback feature.
The developer, Nanjing Yunxiaochuang Technology Co., Ltd, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Nanjing Yunxiaochuang Technology Co., Ltd
- Size
- 958.5 KB
- Category
- Education
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 12.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 8 more
- English, French, German, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish
- Age Rating
4+
- 4+
- Copyright
- © ionCoexistenceDrill-dh-2026
