CBSE Class 12 Chemistry 2015 Previous Year Question Paper (Set 1)
This is the CBSE Class 12 Chemistry (Theory) 2015 previous year board question paper, Set 1. The paper is for the annual examinations and is divided into sections with varying marks. It includes very short answer questions (1 mark each) from Q1-5, short answer questions (2 marks each) from Q6-10, short answer questions (3 marks each) from Q11-22, a value-based question (4 marks) as Q23, and long answer questions (5 marks each) from Q24-26. The total marks for the paper are 70, and the allowed time is 3 hours. A 15-minute reading time is provided before the exam begins. Solving this authentic board question paper is crucial for students to understand the exam pattern, difficulty level, and important topics, thereby enhancing their preparation and 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 consists of 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. The total marks are 70 and the duration is 3 hours.
Topics covered
Paper topics
- Chemistry Theory
- CBSE Board Exams
- Previous Year Papers
PDF preview
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Question paper text
SET-1
Series SSO
कोड नं.<br>Code No. 56/1
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
Maximum Marks: 70
Time allowed: 3 hours
अधिकतम अंक : 70
P.T.O. 1 56/1/B
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 । 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.
- जब <math>{\rm AgNO_3}</math> का विलयन <math>{\rm KI}</math> के विलयन में डाला जाता है तब <math>{\rm AgI}</math> का जो कोलॉइडी सॉल
बनता है, उस पर किस प्रकार का आवेश (चार्ज) होता है ? 1
What is the type of charge on AgI colloidal sol formed when AgNO<sub>3</sub>. solution is added to KI solution?
56/1/B 2
Frequently asked questions
What is this document?
This is the official CBSE Class 12 Chemistry (Theory) 2015 Previous Year Board Question Paper, Set 1.
What is the structure of the Chemistry 2015 paper?
The paper has 26 questions divided into sections: 5 very short answer (1 mark), 5 short answer (2 marks), 12 short answer (3 marks), 1 value-based (4 marks), and 3 long answer (5 marks) questions, totaling 70 marks.
How long is the exam?
The total time allowed for the CBSE Class 12 Chemistry 2015 exam is 3 hours, with an additional 15 minutes for reading the question paper.
Why is solving previous year papers important?
Solving previous year question papers like this one helps students understand the exam pattern, marking scheme, and difficulty level, improving their confidence and performance.
What is the maximum marks for this paper?
The maximum marks for the CBSE Class 12 Chemistry (Theory) 2015 paper are 70.
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