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Scoring Topics for CBSE Chemistry Class XII Board Exam

ChemistryChemistry is a one of the three core subjects for both medical and engineering aspirants. The Central Board of Secondary Education (CBSE) Class XII students preparing for NEET (AIPMT) or JEE exams need to remember that their board exam marks carry a significant weightage in the entrance exam merit lists too. Here are some last minute exam tips for those who are going to appear for the CBSE Class 12 board exam 2015:

Exam Format for Chemistry Class XII Board Exam (CBSE)

Use of calculator is not allowed in the CBSE Class XII Chemistry exam but students may use log tables if required.

Exam Preparation Tips

  • Tips

    NCERT text books play an extremely important role in board exam preparation, IIT JEE preparation as well as NEET (AIPMT) preparation – when it comes to Chemistry. So, pay attention to all the NCERT questions and the solved examples in NCERT books too.

  • Students are advised to master the following scoring topics first as they take less time and fetch more marks. We will cover more about it later in the article.

  • Most students find Organic Chemistry difficult. However, it carries 18 marks and is quite an important portion of the subject. Organic Chemistry includes halo alkanes and halo arenes, aldehydes, ketones and carboxylic acids, alcohol, phenol and ethers, and nitrogen containing compounds. Two of the easiest topics that you can cover here are: Name Reactions, and Conversions covered in NCERT text books.

  • You must solve at least 5 previous year question papers for Chemistry for Class 12 board exam  to be familiar with types of questions asked in the exam and exam pattern. It is also helpful in understanding your preparation level and devise a better examination strategy.

How to Solve Chemistry Board Exam Paper?How to Solve Chemistry Board Exam Paper?

Step 1: In the first attempt, start with long answer type questions first as they carry most marks.

Step 2: Make sure that you solve all parts of a question together. In case, you get stuck at one part of a question then, leave the space and move ahead.

Step 3: You should those questions first in which you have strong command. It will help you gain confidence too.

Step 4: In the second run through the question paper, brainstorm on questions you are not sure about.

Step 5: In Chemistry, often 1-mark questions are quite tricky and need to be read carefully. So, you should attempt them only in the end when you have enough time to think over them.

Important Chemistry Topics for CBSE Class 12 Board Exam

Chapters & their Weightage

Solid State, Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry


General Principles and Processes of Isolation of Elements, p-Block Elements, d- and f- Block Elements, coordination Compounds


Haloalkanes and Haloarenes; Alcohols, Phenols and Ethers; Aldehydes, Ketones and Carboxylic Acids; Organic Compounds containing Nitrogen; Biomolecules; Polymers; and Chemistry in Everyday Life


Important Chemistry Topics for CBSE Class 12 Board ExamOut of all Chemistry chapters, 9 of the most scoring topics and their weightage in the Chemistry exam paper (according to analysis of the previous year CBSE Class XII board exam papers are: Hence, these chapters can help you fetch at least 53% marks in the subject easily - as their questions are based directly on facts.

Considering that Name Reactions in Organic Chemistry can fetch you about 5 marks easily, you can easily score above 42 in written exam of the Chemistry paper. Remember that Chemistry practical exams carry 30 marks – which can make a significant impact on your overall subject marks. Hence, pay attention to your practicals too.


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