Karnataka 2nd PUC Chemistry Answer Key 2026: The Karnataka School Examination and Assessment Board (KSEAB) conducted the Karnataka 2nd PUC Chemistry exam 2026 on March 9, 2026. Students who appeared for the Chemistry examination felt the question paper was moderate to difficult in difficulty level. Also, the long answer sections was tricky and difficult. Overall, the paper was lengthy and time consuming. Students who appeared for the exam can check the Karnataka 2nd PUC Chemistry Answer Key 2026 available here with detailed analysis.
Karnataka 2nd PUC Chemistry Answer Key 2026Â
Students can check the Karnataka Inter PUC Chemistry Unofficial Answer Key 2026 to calculate their probable scores.
| Karnataka 2nd PUC Chemistry 2026 Question | Karnataka 2nd PUC Chemistry 2026 Answers |
| 1. the major product formed in the following reaction is... | 2-butene |
| 2. The percentage of helium filled in the tanks used by most scuba divers to dilute air in deep dives | 11.7 |
| 3. The common oxidation state shown by the element with atomic number 21 is | +3 |
| 4. The main natural source of acetic acid is | vinegar |
| 5. Acetylation of salicylic acid produces a compound which has anti-inflammatory and antipyretic property. The compound is | Aspirin |
| 6. p-Hydroxyazobenzene is formed by the reaction of benzene diazonium chloride with phenol. It is | an electrophilic substitution reaction |
| 7. Doctor advised a 50 year old woman enough exposure to sunlight and addition of fish and egg yolk to her diet. Name the vitamin deficiency for the possible disease diagnosed by the doctor, | Vitamin D |
| 8. Which of the following statement/s is/are incorrect about order and molecularity of a chemical reaction? | II only |
| 9. Which of the following groups when present at para position increases the basic strength of aniline? | -NH2 |
| 10. Among the following cells, the cell used in the apollo space program for providing electric power is | H2-O2 fuel cell |
| 11. Isopropyl magnesium bromide and n-propyl magnesium bromide react separately with H2O to yield the organic compounds, respectively are | Propane and propane |
| 12. A binary solution has two components 'A' and 'B'. The mole fraction of components 'A' is 0.5, then the number of moles of components 'A' and 'B' in the solution is | nA=nB |
| 13. Match the following | i-e, ii - d, iii - a, iv - b, v - c |
| 14. The complex [Co(NH3)5(NO2)] Cl2 is obtained in the red form when nitrite ligand is bound to cobalt through oxygen (-ONO) | Yellow |
| 15. Given below are two statements... | Both Statement I and Statement II are coffect |
| 16. Oxidation state of 'Ni' in [Ni(CO)4] is... | Zero |
| 17. In Williamson ether synthesis, an alkyl halide is allowed to react with | sodium alkoxide |
| 18. The carbohydrates which reduce Fehling's solution and Tollens' reagent are called as | reducing sugars |
| 19. The lower aldehydes have sharp... | pungent |
| 20. Van't Hoff factor (i) for a non-electrolyte in a solution is... | one |
Karnataka 2nd PUC Chemistry Question Paper Analysis 2026
Here’s the detailed Karnataka 2nd PUC 2026 Chemistry Exam Analysis with overall and section-wise difficulty level of the question paper according to subject experts.
| Particulars | Details |
| Overall Exam Difficulty Level | Moderate to Difficult |
| Was the Paper Lengthy? | Yes but doable. |
Students must note that the Karnataka 2nd PUC Chemistry Unofficial Answer Key 2026 can be used only as reference material to calculate estimated scores. For actual marks, students must wait for the final results.
Haven't cross-checked the English answers yet? Go through the Karnataka 2nd PUC English Answer Key 2026 (OUT) and Check Your Marks.
Live Updates
The Karnataka 2nd PUC Chemistry Exam concluded at the scheduled time of 1:30 PM. Students will now exit the examination hall after submitting their answer sheets.
The expected number of very medium answer-type questions (3 marks) in the Karnataka 2nd PUC Chemistry Exam 2026 will be 15, as per the guidelines of the Karnataka School Examination and Assessment Board (KSEAB).
As per the guidelines of the Karnataka School Examination and Assessment Board (KSEAB), the expected number of short-answer-type questions (2 marks) in the Karnataka 2nd PUC Chemistry Exam 2026 will be 5.
In the Karnataka 2nd PUC Chemistry Exam 2026, the expected number of very short answer-type questions (1 mark) will be 20, as per the guidelines of the Karnataka School Examination and Assessment Board (KSEAB).
In the Karnataka 2nd PUC Chemistry Exam 2026, the expected weightage of the ‘Coordination Compounds’ chapter will be around 11 marks, as per the data from the previous years.
As per the data from the previous years, the expected weightage of the ‘Solutions’ chapter in the Karnataka 2nd PUC Chemistry Exam 2026 will be around 10 marks.
The expected weightage of the ‘Chemical Kinetics’ chapter in the Karnataka 2nd PUC Chemistry Exam 2026 will be around 12 marks, as per the data from the previous years.
In the Karnataka 2nd PUC Chemistry Exam 2026, the expected weightage of the ‘Electrochemistry’ chapter will be around 13 marks, as per the data from the previous years.
As per the data from the previous years, the expected weightage of the ‘Solutions’ chapter in the Karnataka 2nd PUC Chemistry Exam 2026 will be around 12 marks.
As per the schedule, the Karnataka 2nd PUC Chemistry exam started just now at 10 AM at varios centres. The exam will conclude at 1 PM after 3 hours.
As per the data from the previous years, it is not easy to score 80% marks in the Karnataka 2nd PUC Chemistry Exam 2026. Candidates need to study and prepare throughout the year with attention to score 80% marks in this exam.
Candidates appearing in the Karnataka 2nd PUC Chemistry Exam 2026 can follow the tips mentioned below on the day of the exam.
- On the day of the exam, all the candidates must reach the exam center at least 1 hour prior to the reporting time.
- All the candidates must carry their admit cards, photo identity cards, and other essential items with them.
- Candidates should not put any pressure. They must be calm and confident while appearing in the exam.
- All the candidates must follow the guidelines inside the exam center.
The passing marks in the Karnataka 2nd PUC Chemistry Exam 2026 are 35 percent. Hence, a candidate needs to score 24 marks out of 70 to pass this exam.
Yes, it is mandatory for all candidates to carry a valid photo identity card to write the Karnataka 2nd PUC Chemistry Exam 2026. Without a valid photo identity card, candidates may not be allowed to write this exam.
Candidates can wear their school uniform while appearing in the Karnataka 2nd PUC Chemistry Exam 2026. However, if there is no proper dress code applicable, they may choose comfortable, light-coloured clothing.
The total time allotted for the Karnataka 2nd PUC Chemistry Exam 2026 will be 3 hours. Hence, a candidate will get a total of 180 minutes to write their answer in this exam.
No, a candidate can not write the Karnataka 2nd PUC Chemistry Exam 2026 without having a valid admit card. Candidates who will not bring their admit cards on the exam day will not be allowed to enter the exam center.
The Karnataka 2nd PUC Chemistry Exam 2026 will end at 1:30 PM today 9th March 2026, as per the guidelines of the Karnataka School Examination and Assessment Board (KSEAB).
Inside the exam hall of the Karnataka 2nd PUC Chemistry Exam 2026, the following items are prohibited.
- Any electronic gadget, such as mobile phones, smart watches, calculators, etc.
- Any Bluetooth devices
- Any written or printed study materials, books, sheets, etc.
- Any type of unwanted accessories, jewelry, etc.
The following items are essential for all the candidates appearing in the Karnataka 2nd PUC Chemistry Exam 2026, as mentioned below.
- The original Admit Card/ Hall Ticket
- A valid college identity card
- Pens, Pencils, a water bottle, etc.
The reporting time to the exam center for the Karnataka 2nd PUC Chemistry Exam 2026 is 9:45 AM. All the candidates have to reach the exam center before that time.
As per the notification declared by the Karnataka School Examination and Assessment Board (KSEAB), the Karnataka 2nd PUC Chemistry Exam 2026 will start at 10:15 AM on 9th March 2026.