Q. Which state in India has the largest coal reserves? Answer:
Jharkhand
Notes: Jharkhand has the largest estimated coal reserves in India. It constitutes of about 38% of the total reserves in India. The main coal mining centres of the state are Ramgarh, Auranga, Bokaro, Karanpur, etc. India's top 3 coal-producing states are 1. Jharkhand 2. Odisha 3. Chattisgarh.