
GATE CH Answer Key 2026: The Indian Institute of Technology (IIT) Guwahati has officially released the GATE CH (Chemical Engineering) 2026 answer key along with individual response sheets. Candidates can now use the official answer key to cross-check their responses and estimate their scores. The GATE 2026 result for CH has also been declared, providing final scores for all aspirants. This allows candidates to evaluate their performance and plan their next steps for higher studies or PSU recruitment.
The provisional answer key for the Chemical Engineering (CH) paper is now available, offering a detailed breakdown of the correct responses for all 65 questions. This release provides a transparent opportunity for candidates to evaluate their performance and challenge any answer they believe is incorrect through the GOAPS portal. After reviewing all submitted objections and supporting documents, IIT Guwahati has now issued the final answer key, which is now serve as the basis for the final percentile and rank calculation.
GATE exam is a CBT paper that includes 65 questions of 100 marks to solve in 3 hours. GATE CH Answer Key 2026 (official) has been released on 22 February 2026 on the goaps.iitg.ac.in.
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GATE CH Answer Key 2026 Overview |
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Exam Name |
Graduate Aptitude Test in Engineering (GATE) 2026. |
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Paper Code |
CH (Chemical Engineering). |
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Conducting Authority |
IIT (Conducting Institute for GATE 2026). |
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Exam Dates |
February 7, 8, 14, and 15, 2026 |
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Total Questions |
65 questions. |
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Exam Format |
Computer-Based Test (CBT). |
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Total Marks |
100 marks. |
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Exam Duration |
3 hours. |
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Answer Key Release (official) |
19 March 2026 |
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Official GATE Website |
gate2026.iit.ac.in. |
Check: GATE CH Exam Analysis 2026
Candidates can access the direct download link for the GATE CH Answer Key 2026 by visiting the official GOAPS portal at gate2026.iitg.ac.in. To retrieve the documents, you must log in using your registered Enrollment ID/Email Address and Password. Once authenticated, you can view and download the PDF versions of your individual response sheet, the master question paper, and the subject-specific provisional answer key for your records.
GATE CH Answer Key 2026 Download Link (Active)
Candidates can follow the simple steps to download the GATE CH Answer Key from the login portal.
Step 1: Visit the GATE website.
Step 2: Go to the GOAPS portal.
Step 3: Enter the credentials Enrollment ID / Email Address and your Password to log in.
Step 4: Look for the subject-wise answer key.
Step 5: Click on the link to get the answer key and download it for future reference.
Step 6: Candidates can get the response sheet online and download.
Also Check - GATE CH 2026 Question Paper
GATE CH Challenge Window will be active after the release of the official answer key on the website. It will allow the candidates to match the answers from the response sheet and the official answer key. If candidates find any discrepancy, they can challenge the answer key by submitting valid proofs and making an online fee payment.
Step 1: Go to the GATE website, log in to the GOAPS portal.
Step 2: Enter the required credentials, Enrollment ID / Email Address, and Password.
Step 3: Candidates can check the questions to challenge.
Step 4: Submit the valid proof.
Step 5: Make the required fee payment and submit.
Also Check - GATE Answer Key 2026
Also Check - GATE 2026 CH Expected Cut Off
Candidates can predict their score using the GATE CH Answer Key online. It is essential to have a complete understanding of the marking scheme. Match the correct answers using the answer key and response sheet provided.
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Question Type |
Marks for Correct Answer |
Negative Marking |
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MCQ (1 Mark) |
+1 mark. |
−1/3 mark. |
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MCQ (2 Marks) |
+2 marks. |
−2/3 marks. |
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MSQ (1 or 2 Marks) |
+1 or +2 marks (as per question). |
No negative marking. |
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NAT (1 or 2 Marks) |
+1 or +2 marks (as per question). |
No negative marking. |
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