Odisha CHSE Class 12 Chemistry Exam 2025: The Odisha CHSE Class 12 Chemistry Answer Key 2025 will be available soon after the exam is conducted on 07 March 2025. Students who appeared for the Odisha Board Class 12 Chemistry exam can refer to the Odisha CHSE Chemistry Class 12 Answer Key to check their responses and estimate their scores. The Odisha Board Chemistry Class 12 Answer Key 2025 helps students understand the correct solutions for all the questions asked in the exam.
The Odisha CHSE Chemistry Class 12 Answer Key PDF Download option will allow students to access the key easily. This answer key serves as a useful resource for students to analyze their performance before the official results are declared. The Odisha CHSE Chemistry Class 12 Answer Key 2025 will include detailed solutions to multiple-choice questions, short-answer, and long-answer questions, following the marking scheme set by the board.
Students can use the Odisha Board Class 12 Chemistry Answer Key 2025 to identify any mistakes they made in the exam and understand the correct approach to solving the questions. The official answer key is expected to be released by the Odisha Council of Higher Secondary Education (CHSE) on their official website. Meanwhile, various coaching institutes and subject experts may also release unofficial answer keys for students' reference. Stay tuned for the latest updates on the Odisha CHSE Class 12 Chemistry Answer Key 2025 and its availability in PDF format.
| Exam Name | Odisha CHSE Class 12 Chemistry Exam 2025 |
| Conducting Authority | Odisha Council of Higher Secondary Education (CHSE) |
| Exam Date | 07 March 2025 |
| Mode of Exam | Offline (Pen & Paper Based) |
| Duration | 3 Hours |
| Total Marks | 70 Marks (Theory) + 30 Marks (Practical) |
| Type of Questions | MCQs, Short Answer, Long Answer |
| Answer Key Availability | After the Exam (Unofficial & Official Release) |
| Official Website | @chseodisha.nic.in |
| Question Paper Set | Answer Key Availability | Download Link |
| Odisha CHSE Class 12 Chemistry Answer Key 2025 Set A | Available after exam | Download PDF |
| Odisha CHSE Class 12 Chemistry Answer Key 2025 Set A | Available after exam | Download PDF |
| Odisha CHSE Class 12 Chemistry Answer Key 2025 Set A | Available after exam | Download PDF |
| Odisha CHSE Class 12 Chemistry Answer Key 2025 Set A | Available after exam | Download PDF |
Note: The official Odisha CHSE Chemistry Class 12 Answer Key 2025 will be released on the official website after the exam. Unofficial answer keys may be available from coaching institutes soon after the exam.
The Odisha CHSE Class 12 Chemistry syllabus is divided into three sections: Physical Chemistry, Organic Chemistry, and Inorganic Chemistry. Students must focus on high-weightage topics to score well in the exam.
| Branch of Chemistry | Important Topics |
| Physical Chemistry | Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry |
| Inorganic Chemistry | Coordination Compounds, p-Block Elements, d- and f-Block Elements |
| Organic Chemistry | Haloalkanes & Haloarenes, Alcohols, Phenols, Ethers, Biomolecules, Polymers |
Students should prioritize these topics as they frequently appear in the Odisha Board Class 12 Chemistry Exam 2025.
Understanding the exam pattern is crucial for effective preparation. The Odisha CHSE Class 12 Chemistry Exam 2025 consists of three types of questions:
| Section | Question Type | Marks |
| Section A | MCQs | 10 Marks |
| Section B | Short Answer Questions | 30 Marks |
| Section C | Long Answer Questions | 30 Marks |
| Practical Exam | Lab-Based Assessment | 30 Marks |
| Total | Theory + Practical | 100 Marks |
Important Points:
To score well in the Odisha Board Class 12 Chemistry Exam 2025, students should focus on the most important topics.
| Topic | Weightage |
| Electrochemistry | High |
| Chemical Kinetics | Medium |
| Organic Reactions & Mechanisms | High |
| Coordination Compounds | High |
| Biomolecules & Polymers | Medium |
Students should practice numerical questions, organic reactions, and chemical equations for better results.
The Odisha CHSE Chemistry Class 12 Answer Key 2025 is released after the exam to help students check their answers. It is available in PDF format and can be downloaded easily.
Students can follow these steps to download the Odisha CHSE Chemistry Class 12 Answer Key PDF Download:
This answer key helps students compare their responses and estimate their expected marks.
To pass the Odisha CHSE Chemistry Class 12 Exam 2025, students must secure the minimum passing marks:
| Category | Minimum Marks Required |
| Theory | 21 out of 70 |
| Practical | 12 out of 30 |
| Overall Passing Percentage | 33% |
Practicing previous year papers is one of the best ways to prepare for the Odisha CHSE Class 12 Chemistry Exam 2025.
Students can find Odisha Board Chemistry Class 12 Sample Papers 2025 on CHSE Odisha’s official website and other educational platforms.
Here are some effective study tips to help students prepare for the Odisha CHSE Class 12 Chemistry Exam 2025:
The Odisha CHSE Class 12 Chemistry Exam Result 2025 will be announced a few weeks after the exam.
The Odisha CHSE Class 12 Chemistry Exam 2025 is crucial for students who wish to pursue careers in engineering, medicine, or research. Using the Odisha CHSE Chemistry Class 12 Answer Key 2025, students can evaluate their performance. Proper preparation, solving past papers, and effective time management will help students score well in the Odisha Board Class 12 Chemistry Exam 2025.
Ans: The Odisha CHSE Chemistry Class 12 Answer Key 2025 will be available a few days after the exam on the official website. Unofficial answer keys may be released by coaching institutes earlier.
Ans: Students can download the Odisha CHSE Chemistry Class 12 Answer Key PDF from the official CHSE Odisha website (@chseodisha.nic.in) once released.
Ans: The Odisha CHSE Chemistry Answer Key helps students verify their answers, estimate scores, and analyze performance before the official results are announced.
Ans: Yes, the Odisha CHSE Chemistry Class 12 Answer Key 2025 will be released separately for different question paper sets (Set A, Set B, Set C, and Set D).
Ans: The official answer key released by CHSE Odisha is final. However, students can challenge errors (if any) through the board’s official process.