GATE 2021 Answer Key CH Chemical Engineering
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GATE 2021 Answer Key CH Chemical Engineering is available here for free download. Published by IIT for Graduate Aptitude Test in Engineering, this answer key can be viewed online or downloaded as a PDF (3 pages). Candidates preparing for Graduate Aptitude Test in Engineering can use GATE 2021 Answer Key CH Chemical Engineering to understand the exam pattern, the type of questions asked, and the overall difficulty level.
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GATE 2021 Answer Key CH Chemical Engineering – Text
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📄 View text version (3 pages)
Page 1
Answer Keys and Marks for Subject/Paper: Chemical Engineering (CH)
1 5 MCQ GA C 1 1/3
2 5 MCQ GA A 1 1/3
3 5 MCQ GA C 1 1/3
4 5 MCQ GA A 1 1/3
5 5 MCQ GA C 1 1/3
6 5 MCQ GA C 2 2/3
7 5 MCQ GA C 2 2/3
8 5 MCQ GA C 2 2/3
9 5 MCQ GA C OR D 2 2/3
10 5 MCQ GA D 2 2/3
1 5 MCQ CH D 1 1/3
2 5 MCQ CH B 1 1/3
3 5 MCQ CH A 1 1/3
4 5 MCQ CH A 1 1/3
5 5 MCQ CH B 1 1/3
6 5 MCQ CH B 1 1/3
7 5 MCQ CH B 1 1/3
8 5 MCQ CH C 1 1/3
9 5 MCQ CH D 1 1/3
10 5 MCQ CH B 1 1/3
Page 2
12 5 MCQ CH A 1 1/3
13 5 MCQ CH B 1 1/3
14 5 MCQ CH A 1 1/3
15 5 MCQ CH C 1 1/3
16 5 MSQ CH A; B; C 1 0
17 5 MSQ CH A; C; D 1 0
18 5 MSQ CH A; D 1 0
19 5 NAT CH 8790 to 8800 1 0
20 5 NAT CH 3 to 3 1 0
21 5 NAT CH 0.83 to 0.85 1 0
22 5 NAT CH 0.52 to 0.54 1 0
23 5 NAT CH 0.27 to 0.29 1 0
24 5 NAT CH 0.5 to 0.5 1 0
25 5 NAT CH 2.5 to 2.5 1 0
26 5 MCQ CH D 2 2/3
27 5 MCQ CH B 2 2/3
28 5 MCQ CH B 2 2/3
29 5 MCQ CH A 2 2/3
30 5 MCQ CH C 2 2/3
31 5 MCQ CH C 2 2/3
32 5 MCQ CH A 2 2/3
33 5 MCQ CH B 2 2/3
Page 3
35 5 NAT CH 0.069 to 0.071 2 0
36 5 NAT CH 0.161 to 0.169 2 0
37 5 NAT CH 40 to 40 2 0
38 5 NAT CH 8.9 to 9.1 2 0
39 5 NAT CH 124 to 126 2 0
40 5 NAT CH 0.432 to 0.432 2 0
41 5 NAT CH 8 to 8 2 0
42 5 NAT CH 1790 to 1800 2 0
43 5 NAT CH 42 to 44 2 0
44 5 NAT CH 89 to 91 2 0
45 5 NAT CH 362 to 363 2 0
46 5 NAT CH 0.63 to 0.65 2 0
47 5 NAT CH 34 to 35 2 0
48 5 NAT CH 0.24 to 0.26 2 0
49 5 NAT CH 100 to 100 2 0
50 5 NAT CH 4.44 to 4.51 2 0
51 5 NAT CH 3.49 to 3.61 2 0
52 5 NAT CH 40 to 40 2 0
53 5 NAT CH 102.4 to 102.6 2 0
54 5 NAT CH 73 to 77 2 0
55 5 NAT CH 0.014 to 0.016 2 0
Document Details
| Board / Org | IIT |
| Exam | Graduate Aptitude Test in Engineering |
| Type | Answer Key |
| Pages | 3 |
| Language | english |
| Updated | 30 Apr 2026 |