JEE CHEMISTRY UNIT 20
QUIZ NO 4
TOTAL QUESTIONS = 20


1. What is the functional group of an alcohol


2. Which indicator is used for titration between weak acid and strong base


3. Which indicator is used in the acid-base titration of a weak acid with a strong base


4. What is the confirmatory test for nitrate ions


5. What is the function of litmus paper in a chemical reaction


6. Which gas is evolved when sodium reacts with water


7. What is the flame test color for sodium ions


8. What is the confirmatory test for iodide ions


9. Which reagent is used for the detection of aldehydes


10. Which gas turns lime water milky


11. What is the confirmatory test for ammonia gas


12. What is the confirmatory test for sulfate ions


13. Which compound is used for the detection of aldehydes


14. What is the confirmatory test for acetate ions


15. Which cation forms a blood-red complex with thiocyanate


16. Which ion gives a reddish-brown precipitate with ammonium hydroxide


17. Which indicator is suitable for a titration between strong acid and strong base


18. What is the purpose of adding concentrated H2SO4 in the preparation of esters


19. Which indicator is used in the titration of strong acid and strong base


20. Which ion forms a white precipitate with dilute hydrochloric acid



Disclaimer for MCQ Quiz

The questions in this MCQ quiz are intended solely for educational purposes. While we strive to ensure the accuracy of the content, the information provided may not always be up-to-date or complete. The quiz creators are not liable for any misunderstandings, errors, or any consequences arising from the use of this quiz. Participants should verify any information independently before relying on it for any critical decision-making.

इस MCQ क्विज़ के प्रश्न केवल शैक्षिक उद्देश्यों के लिए हैं। हम सामग्री की सटीकता सुनिश्चित करने का प्रयास करते हैं, फिर भी यहां दी गई जानकारी हमेशा अद्यतित या पूर्ण नहीं हो सकती। क्विज़ के निर्माता किसी भी गलतफहमी, त्रुटि या इस क्विज़ के उपयोग से उत्पन्न होने वाले किसी भी परिणाम के लिए उत्तरदायी नहीं हैं। प्रतिभागियों को किसी भी महत्वपूर्ण निर्णय के लिए इस जानकारी पर निर्भर होने से पहले स्वतंत्र रूप से इसकी पुष्टि करनी चाहिए। https://www.pyqonline.com यदि कोई गलती है या कोई सुझाव है तो e-mail करें [email protected]