
Class 12th Chemistry (Question
A question bank for 12th class student.
Brijesh Yadav · up.brikhuYesh.UPBC12ChemistryQB
At a glance
- Latest version
- v2.2.0 (23)
- Updated
- Jan 8, 2026 (9 months ago)
- APK size
- 8.5 MB
- Requires
- Android 8.0+ (API 26)
- CPU support
- Any (no native code)
- Category
- Education (app)
- Listed since
- Sep 14, 2020 (at least)
- Permissions
- 6
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Class 12th Chemistry (Question is an app by Brijesh Yadav in the Education category, listed since at least September 2020. It has no native code, so it runs on any Android processor.
It asks for 6 permissions, none of them sensitive.
What's new in v2.2.0
Description
From the listing uploaded by “catappult”.
Security & authenticity
Signing certificate
- Certificate issued to “BrikhuApps” The developer's name — though anyone can put any name in a certificate.
Store checks and file details
- Developer signature verified Jan 8, 2026
- Signed byCN=Brijesh Yadav, OU=1, O=BrikhuApps, L=Varanasi, ST=Uttar Pradesh, C=91
- Signing certificate (SHA-1)3B:35:7B:E4:6A:F3:BD:23:52:C9:5C:CD:09:63:29:D6:CD:EE:D2:87
- File MD544922153bbf052747e3cd7f820fbb250
- Uploaded by “catappult” Platinum tier · 1,377 followers · uploading since 2018
Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (6)
Class 12th Chemistry (Question requests 6 permissions, none of them sensitive.
- Internal broadcast protection (app-defined) up.brikhuYesh.UPBC12ChemistryQB.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Reorder tasks android.permission.REORDER_TASKS
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
- Landscape screen android.hardware.screen.landscape
- Portrait screen android.hardware.screen.portrait
Class 12th Chemistry (Question APK: questions and answers
Can I install this APK over the version I already have?
Only if it is signed with the same certificate as the copy on your phone and isn't an older version. If Android says “App not installed”, the certificates differ; uninstalling your copy first works but deletes its data unless it is backed up.
Is the Class 12th Chemistry (Question APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. After downloading, check that the file's MD5 is 44922153bbf052747e3cd7f820fbb250.