CBSE Class 12 Chemistry Previous Year Question Paper 2016 (Set-3)
This is the CBSE Class 12 Chemistry (Theory) Previous Year Question Paper from the 2016 Main Exams, Delhi Set-3. The paper is for the Hindi medium and has a total of 70 marks, with a duration of 3 hours. It comprises 26 questions divided into different sections. Questions 1 to 5 are very short-answer type carrying 1 mark each. Questions 6 to 10 are short-answer type carrying 2 marks each. Questions 11 to 22 are also short-answer type carrying 3 marks each. Question 23 is a value-based question worth 4 marks, and questions 24 to 26 are long-answer type questions, each carrying 5 marks. Calculators are not permitted, but log tables can be used if necessary. Solving this previous year's board question paper is crucial for students to understand the exam pattern, marking scheme, and difficulty level, thereby enhancing their preparation and performance in the upcoming board examinations.
Quick info
| Board | CBSE |
|---|---|
| Class | 12 |
| Subject | Chemistry |
| Session | 2016 |
| Language | Hindi |
| Type | Previous Year Question Paper |
| Exam type | Board Exam |
Paper pattern
The paper has 26 questions divided into very short-answer (1 mark), short-answer (2 and 3 marks), value-based (4 marks), and long-answer (5 marks) types.
Topics covered
Paper topics
- Magnetism
- SN1 Reactions
- Ammonia
- Colloidal Sols
Important topics
- Types of Magnetism
- Reactivity in SN1 Reactions
- Identification of Gases
- Stability of Colloidal Sols
PDF preview
Read page by page below. PDF is streamed from the official NCERT website — no download button on this page.
Question paper text
SET - 3
Series : ONS/1
Code No. 56/1/3/D
रोल नं.
कोड नं.
Roll No.
परीक्षार्थी कोड को उत्तर-पुस्तिका के मुख-पृष्ट
पर अवश्य लिखें ।
Candidates must write the Code on
the title page of the answer-book.
कृपया जाँच कर लें कि इस प्रश्न-पत्र में मुद्रित पृष्ट 11 हैं ।
प्रश्न-पत्र में दाहिने हाथ की ओर दिए गए कोड नम्बर को छात्र उत्तर-पुस्तिका के मुख-पृष्ठ पर लिखें ।
कृपया जाँच कर लें कि इस प्रश्न-पत्र में 26 प्रश्न हैं ।
कृपया प्रश्न का उत्तर लिखना शुरू करने से पहले, प्रश्न का क्रमांक अवश्य लिखें।
इस प्रश्न-पत्र को पढ़ने के लिए 15 मिनट का समय दिया गया है । प्रश्न-पत्र का वितरण पूर्वाहन में 10.15 बजे किया जायेगा । 10.15 बजे से 10.30 बजे तक छात्र केवल प्रश्न-पत्र पढ़ेंगे और इस अवधि के दौरान वे उत्तर- पुस्तिका पर कोई उत्तर नहीं लिखेंगे ।
Please check that this question paper contains 11 printed pages.
Code number given on the right hand side of the question paper should be written on the title page of the answer-book by the candidate.
Please check that this question paper contains 26 questions.
Please write down the Serial Number of the question before attempting it.
- 15 minute time has been allotted to read this question paper. The question paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the students will read the question paper only and will not write any answer on the answer-book during this period.
रसायन विज्ञान (सैद्धान्तिक)
CHEMISTRY (Theory)
निर्धारित समय : 3 घण्टे
अधिकतम अंक : 70
Time allowed : 3 hours
Maximum Marks: 70
सामान्य निर्देश :
(i) सभी प्रश्न अनिवार्य हैं ।
- प्रश्न-संख्या 1 से 5 तक अति लघु-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 1 अंक है।
- प्रश्न-संख्या 6 से 10 तक लघु-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 2 अंक हैं ।
- प्रश्न-संख्या 11 से 22 तक भी लघु-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 3 अंक हैं ।
- प्रश्न-संख्या 23 मूल्याधारित प्रश्न है और इसके लिए 4 अंक हैं।
- प्रश्न-संख्या 24 से 26 तक दीर्घ-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 5 अंक हैं ।
- यदि आवश्यकता हो, तो लॉग टेबलों का प्रयोग करें । कैलकुलेटरों के उपयोग की अनुमित नहीं है ।
56/1/3/D 1 [P.T.O.
General Instructions:
(i) All questions are compulsory.
- Questions number 1 to 5 are very short-answer questions and carry 1 mark each.
- Questions number 6 to 10 are short-answer questions and carry 2 marks each.
- Questions number 11 to 22 are also short-answer questions and carry 3 marks each.
- Questions number 23 is a value based question and carry 4 marks.
- Questions number 24 to 26 are long-answer questions and carry 5 marks each.
- Use log tables, if necessary. Use of calculators is not allowed.
- यदि चुम्बकीय विभव समान दिशाओं में व्यवस्थित हो, तो यह किस प्रकार का चुम्बकत्व दर्शाता है ? What type of magnetism is shown by a substance if magnetic moments of domains are arranged in same direction?
- <math>\mathrm{CH_3} - \mathrm{CH} - \mathrm{CH_2} - \mathrm{C}l</math> और <math>\mathrm{CH_3} - \mathrm{CH_2} - \mathrm{CH} - \mathrm{C}l</math> में से कौन <math>\mathrm{S_N}1</math> अभिक्रिया के प्रति अधिक
<math>CH_3</math> <math>CH_3</math> सिक्रय है और क्यों ? Out of <math>CH_3 - CH_2 - Cl_1</math> and <math>CH_3 - CH_2 - CH_3 - Cl_4</math>, which is more reactive CH<sub>3</sub> CH<sub>3</sub> towards <math>S_N 1</math> reaction and why?
- अमोनियम सल्फेट में NaOH के डालने पर एक रंगहीन गैस तीखी गंध के साथ निकलती है जो <math>Cu^{2+}</math> आयन के साथ नीले रंग का कॉम्प्लेक्स बनाती है । इस गैस की पहचान कीजिए । On adding NaOH to ammonium sulphate, a colourless gas with pungent odour is evolved which forms a blue coloured complex with Cu<sup>2+</sup> ion. Identify the gas.
4. कोलॉइडी सॉल की स्थिरता के लिये मुख्य कारण लिखिए ।
Write the main reason for the stability of colloidal sols. 2 56/1/3/D
Frequently asked questions
What is this document?
This is the CBSE Class 12 Chemistry Previous Year Question Paper from the 2016 Main Exams, Delhi Set-3.
What is the total marks and duration for the Chemistry paper?
The Chemistry (Theory) paper is for a maximum of 70 marks and has a duration of 3 hours.
How are the questions structured in this paper?
The paper includes very short-answer, short-answer, value-based, and long-answer questions, with marks ranging from 1 to 5 per question.
Can I use a calculator for this exam?
No, the use of calculators is not allowed for this examination. Log tables may be used if necessary.
How does solving previous year papers help?
Solving previous year question papers helps students understand the board pattern, question types, and marking scheme, improving their exam preparation and confidence.
Content reviewed by the NCERT Help team. Editorial Team and update policy
Question Papers PDF on NCERT Help. URL unchanged for search indexing.