Chemistry · Industrial Chemistry
संपर्क विधि (Contact Process) का औद्योगिक उपयोग किसके निर्माण में किया जाता है?
- 1H2SO4✓
- 2H3PO4
- 3HCl
- 4HNO3
सही उत्तर देखें
H2SO4
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 Industrial Chemistry?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Chemistry · Industrial Chemistry