CBSE Class 12 Chemistry 2016 Previous Year Board Question Paper (Delhi Set-1)

Question Papers Class 12 PDF

This is the CBSE Class 12 Chemistry 2016 Previous Year Board Question Paper (Delhi Set-1), a valuable resource for exam preparation. The paper has a total of 70 marks and is designed to be completed in 3 hours. It includes a variety of question types: 5 very short-answer questions (1 mark each), 5 short-answer questions (2 marks each), 12 short-answer questions (3 marks each), 1 value-based question (4 marks), and 3 long-answer questions (5 marks each). Students are allowed to use log tables but not calculators. Practicing with this board question paper helps students understand the exam pattern, identify important topics, and improve their time management and problem-solving skills for the upcoming board examinations.

Quick info

BoardCBSE
Class12
SubjectChemistry
Session2016
LanguageHindi
TypePrevious Year Question Paper
Exam typeBoard Exam

Paper pattern

The paper consists of 26 questions divided into sections with varying marks: 5 questions of 1 mark, 5 questions of 2 marks, 12 questions of 3 marks, 1 value-based question of 4 marks, and 3 questions of 5 marks.

Topics covered

Paper topics

  • S<sub>N</sub>1 Reaction
  • Ammonium Sulphate
  • Complex Formation
  • Magnetism
  • IUPAC Nomenclature

Important topics

  • S<sub>N</sub>1 Reactivity
  • Gas Identification
  • Magnetic Properties
  • Organic Nomenclature

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Question paper text

SET – 1

Series : ONS/1

Code No. 56/1/1/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 ।

  1. प्रश्न-संख्या 1 से 5 तक अति लघु-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 1 अंक है।
  2. प्रश्न-संख्या 6 से 10 तक लघु-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 2 अंक हैं ।
  3. प्रश्न-संख्या 11 से 22 तक भी लघु-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 3 अंक हैं ।
  4. प्रश्न-संख्या 23 मूल्याधारित प्रश्न है और इसके लिए 4 अंक हैं।
  5. प्रश्न-संख्या 24 से 26 तक दीर्घ-उत्तरीय प्रश्न हैं और प्रत्येक प्रश्न के लिए 5 अंक हैं ।
  6. यदि आवश्यकता हो, तो लॉग टेबलों का प्रयोग करें । कैलकुलेटरों के उपयोग की अनुमित नहीं है ।

56/1/1/D 1 [P.T.O.

General Instructions:

  1. All questions are compulsory.
  2. Questions number 1 to 5 are very short-answer questions and carry 1 mark each.
  3. Questions number 6 to 10 are short-answer questions and carry 2 marks each.
  4. Questions number 11 to 22 are also short-answer questions and carry 3 marks each.
  5. Questions number 23 is a value based question and carry 4 marks.
  6. Questions number 24 to 26 are long-answer questions and carry 5 marks each.
  7. Use log tables, if necessary. Use of calculators is not allowed.
  1. <math>\mathrm{CH_3}-\mathrm{CH}-\mathrm{CH_2}-\mathrm{C}l</math> और <math>\mathrm{CH_3}-\mathrm{CH_2}-\mathrm{CH}</math> <math>-\mathrm{C}l</math> में से कौन <math>\mathrm{S_N}1</math> अभिक्रिया के प्रति अधिक

CH<sub>3</sub> <math>CH_3</math> सिक्रय है और क्यों ? Out of <math>CH_3 - CH_2 - CH_2 - Cl</math> and <math>CH_3 - CH_2 - CH_3 - Cl</math>, which is more reactive CH<sub>3</sub> <math>CH_3</math> towards <math>S_N 1</math> reaction and why?

  1. 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.
  1. 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?
  2. दिये गये यौगिक का आई यू पी ए सी नाम लिखिए :

<math>NH_2</math> Br. Br Write the IUPAC name of the given compound:

<math>NH_2</math> Br, Br Br 2

56/1/1/D

Frequently asked questions

What is this document?

This is the CBSE Class 12 Chemistry 2016 Previous Year Board Question Paper (Delhi Set-1) for theory exams.

What is the total mark and time duration for the exam?

The Chemistry exam is for a maximum of 70 marks and the allowed time is 3 hours.

What types of questions are included in the paper?

The paper includes very short-answer, short-answer, value-based, and long-answer questions.

Can calculators be used during the exam?

No, the use of calculators is not allowed, but log tables can be used if necessary.

How does solving previous year papers help students?

Solving previous year question papers helps students understand the board pattern, improve marks, and enhance their exam-taking strategies.

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