CBSE Class 12 Board Exam 2023 Post Paper Analysis - Chemistry

CBSE Class 12 Board Exam 2023 Post Paper Analysis - Chemistry (28th February)

The CBSE Class 12 Chemistry Board Exam 2023 paper was moderate but lengthy. Read here to know more.

By Topperlearning Expert 28th Feb, 2023 | 01:17 pm

The Chemistry paper was moderate but lengthy. Section A (MCQ) was moderate to difficult & Section B was easy to moderate.

CBSE conducted the Class 12 Chemistry paper on Tuesday, February 28, 2023, from 10:30 a.m. to 1:30 a.m. As per initial interaction with teachers, the Chemistry paper was moderately complex and was balanced and NCERT-based. Almost all the sections were manageable and in line with the syllabus.

The students were also satisfied as the paper seemed easy to moderate for average students. There were some simple and direct questions where textbook knowledge appeared to be the order of the day. On the other hand, the paper scored students who had done well in their studies.

Section B of the paper was straightforward, whereas the MCQ section was a little more complicated. The numerical part was also relatively easy to moderate and from past year board papers. Most of the questions were repeated questions from past year board papers.

Paper structure:

As per NEP, CBSE 12 Chemistry 2023 paper also followed a competency-based question pattern. About 30% of the exam was based on competency-based questions.

Let us see the chapter-wise marks distribution for the 2023 chemistry exam as per syllabus:

Chapter-wise weightage in percentage for Chemistry 2023 Exam:

Question Paper Pattern for 2023:

Last year we had reduced the syllabus already. But this year, CBSE had further reduced the syllabus by dropping three more chapters.

Also, the year 2021-22 syllabus was divided into two terms, viz. term I and term II, but this year, 2022-23, the final board exam for chemistry was based on a full-year syllabus consisting of 10 chapters, namely:

Chapter No.	Chapters
1	Solutions
2	Electrochemistry
3	Chemical kinetics
4	d- and f-block elements
5	Coordination compounds
6	Haloalkanes and Haloarenes
7	Alcohols, Phenols and Ethers
8	Aldehydes, Ketones and Carboxylic acids
9	Amines
10	Biomolecules

As per the student's reaction, the entire paper had questions straight out of the NCERT textbook, and all questions asked were from the syllabus. The numerals from Physical Chemistry were direct.

The Chemistry paper consisted of five sections: A, B, C, D and E, which contained questions totalling up to 70 marks. The duration of the paper was 3 hours. The use of log tables and calculators was not allowed.

Let's see each section in some more detail.

There are 35 questions in this question paper with internal choice.
All questions were compulsory.
SECTION A had 18 multiple-choice questions carrying 1 mark each.
Questions 1 to 14 were MCQs, while 15 to 18 were Assertion-Reasoning type questions.
The level of questions in this section was moderate to difficult.
SECTION B had 7 concise answer questions from questions 19 to 25, carrying 2 marks each. Two questions had an internal choice.
The level of questions in this section was easy to moderate.
SECTION C had 5 short answer questions from questions no. 26 to 30, carrying 3 marks each.
SECTION D had 2 case-based questions, 31 and 32, with 4 marks each.
SECTION E had 3 long answer questions, from question no. 33 to 35, carrying 5 marks each. Two questions had an internal choice.

The CBSE Class 12 Chemistry 2023 paper was moderate and direct. For this academic year 2022-23, CBSE followed a reduced syllabus released on its official website. Rationalised content for the 2023 exam as announced by CBSE from NCERT textbook as compared to previous years:

NCERT Text Book - Chemistry Paper I
Chapter	Dropped topics/ Chapters
Unit 1: The Solid State	Full chapter
Unit 5: Surface Chemistry	Full chapter
Unit 6: General principles and processes of isolation of elements	Full chapter
Unit 7: The p-Block Elements	Full chapter
NCERT Text Book - Chemistry Paper II
Chapter	Dropped topics/ Chapters
Unit 15: Polymers	Full chapter
Unit 16: Chemistry in Everyday Life	Full chapter

Chemistry is an important subject which is also crucial in both JEE and NEET exams. Besides a thorough understanding of concepts from the CBSE Chemistry syllabus, students who had gone through the Sample Papers, Past Year Papers and Most Important Questions provided by TopperLearning would feel rewarded as most of the questions were covered in these resources and thus answering them would have been an easy feat.

Team TopperLearning wishes you the best for your upcoming CBSE Class 12 examinations. Stay tuned for more paper reviews and exam updates.