Preparing for the IIT JAM Chemistry exam requires a well-planned timetable that covers all the important topics and allows sufficient time for practice and revision. Here is a suggested timetable that can help you in your preparation:

1. Understand the Syllabus:
- Go through the IIT JAM Chemistry syllabus thoroughly.
- Understand the weightage given to each topic and mark the important ones.

2. Divide the Syllabus:
- Divide the syllabus into manageable sections, such as Physical Chemistry, Organic Chemistry, and Inorganic Chemistry.
- Allocate a specific time for each section based on its weightage and your comfort level with the topic.

3. Set Realistic Goals:
- Set daily, weekly, and monthly goals that you can achieve.
- Break down the topics into subtopics and allocate time for each subtopic.
- Ensure that you cover a certain number of topics each day to maintain progress.

4. Study Material:
- Gather the recommended study material and books for IIT JAM Chemistry.
- Stick to a few reliable sources rather than referring to multiple books.
- Make use of online resources, such as EduRev, for additional study material and practice questions.

5. Conceptual Understanding:
- Start with understanding the basic concepts of each topic.
- Refer to your textbooks and study materials to gain a clear understanding.
- Make notes of important formulas, reactions, and concepts.

6. Practice Questions:
- Solve a variety of practice questions after understanding the concepts.
- Start with easy questions and gradually move towards more difficult ones.
- Attempt previous years' question papers to get an idea of the exam pattern and types of questions asked.

7. Mock Tests:
- Take regular mock tests to assess your preparation level and time management skills.
- Analyze your performance in each test and identify areas for improvement.
- Work on your weak areas and revise the topics accordingly.

8. Revision:
- Allocate dedicated time for revision at regular intervals.
- Revise the important topics, formulas, and reactions regularly to retain them in memory.
- Focus on solving practice papers and mock tests during the revision phase.

9. Time Management:
- Manage your time effectively by creating a study schedule and sticking to it.
- Avoid procrastination and distractions during study hours.
- Take short breaks between study sessions to relax and rejuvenate.

10. Stay Motivated:
- Stay motivated throughout your preparation journey.
- Reward yourself after achieving your goals to keep up the enthusiasm.
- Surround yourself with positive and like-minded individuals who can support you.

Remember, consistency and dedication are key to cracking the IIT JAM Chemistry exam. Stick to your timetable, and with regular practice and revision, you can achieve good results.