CBSE Class 12 Chemistry (Theory) Previous Year Question Paper 2015 Set-1 (Hindi)
This is the CBSE Class 12 Chemistry (Theory) Previous Year Question Paper from the 2015 Main Exams, Set-1, conducted in Hindi. The paper is designed for a duration of 3 hours and carries a maximum of 70 marks. It contains 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, each carrying 5 marks. Log tables can be used, but calculators are not permitted. Solving this authentic board question paper is crucial for students to understand the exam pattern, assess their preparation level, and improve their performance in the upcoming board examinations.
Quick info
| Board | CBSE |
|---|---|
| Class | 12 |
| Subject | Chemistry |
| Session | 2015 |
| 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
- Chemical Reactions
- Organic Chemistry
- SN1 Reactions
Important topics
- SN1 Reaction Mechanism
- Halogenated Benzene Derivatives
PDF preview
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Question paper text
SET-1
Series SSO
कोड नं. 56/1/G
रोल नं. परीक्षार्थी कोड को उत्तर-पुस्तिका के मुख-पृष्ठ
Roll No. 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 पृष्ठ 15 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 पूर्वाह्न में 10.15 बजे किया जाएगा । 10.15 बजे से 10.30 बजे तक छात्र केवल प्रश्न-पत्र को पढ़ेंगे और इस अवधि के दौरान वे उत्तर-पुस्तिका पर कोई उत्तर नहीं लिखेंगे ।
Please check that this question paper contains 15 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
P.T.O.
56/1/G 1
सामान्य निर्देश:
- 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 । कैल्कुलेटरों के उपयोग की अनुमति नहीं है ।
General Instructions:
- 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.
- Question 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.
- निम्नलिखित युग्म में <math>\mathrm{S}_{\mathrm{N}}1</math> अभिक्रिया कौन अधिक तीव्रता से करेगा :
1 <math>CH_3</math>
<math>C_6H_5 - CH_2 - Br</math> और <math>C_6H_5 - CH - Br</math> 2 56/1/G
Frequently asked questions
What is this document?
This is the official CBSE Class 12 Chemistry (Theory) Previous Year Question Paper from the 2015 Main Exams, Set-1, in Hindi.
What is the duration and maximum marks for the exam?
The exam is for 3 hours and carries a maximum of 70 marks.
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 during the exam?
No, the use of calculators is not allowed, but log tables may be used if necessary.
Why is solving previous year question papers important?
Solving previous year question papers helps students understand the board pattern, identify important topics, and improve their marks in the final exams.
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