Chemistry · Acids, Bases and Salts
दांतों का सड़ना तब शुरू होता है जब मुंह का pH मान कितने से कम हो जाता है?
- 16.5
- 24.5
- 37.5
- 45.5✓
सही उत्तर देखें
5.5
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Chemistry?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Acids, Bases and Salts?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Chemistry · Acids, Bases and Salts