কোন মূলকটি বেনজিন চক্রে মেটা নির্দেশক?

A -NHCH3

B -SO3H

C -OCH3

D -CH3

Solution

Correct Answer: Option B

Practice More Questions on Our App!

Download our app for free and access thousands of MCQ questions with detailed solutions

Download Android App Login to Website

Related Topics