JPSC Chemistry (04) PT Exam 2011 Question Paper PDF

Jharkhand Government Jobs Administrative / Civil Services

  • Conducted By JPSC
  • Maximum Marks 200
  • Duration 2 Hours
  • Languages Hindi & English

Exam Details

Detail Information
Examination 4th Combined Civil Services (PT) Exam
Conducting Body JPSC
Paper Chemistry
Subject Chemistry
Duration 2 Hours
Maximum Marks 200
Question Type Objective (MCQ)

This document contains the question paper for the Chemistry (04) subject of the 4th Combined Civil Services (PT) Examination held in 2011, conducted by JPSC. The paper is designed for objective-type questions, with a total of 200 maximum marks and a time duration of 2 hours. It is a crucial resource for aspirants preparing for the Jharkhand Public Service Commission's civil services preliminary examinations, offering insights into the exam pattern, question difficulty, and key topics covered in Chemistry.

Major Topics Covered

  • Chemistry
  • Manufacture of Aluminium
  • Lewis Acid Theory
  • Basic Oxides
  • Sodium in Liquid Ammonia
  • Heavy Water
  • Hyperconjugation
  • Quantum Numbers
  • Degenerate Orbitals

Why This Paper is Important

  • Useful for 4th COMBINED CIVIL SERVICES (PT) EXAM preparation
  • Helps understand the latest exam pattern
  • Useful for practice and self-assessment
  • Covers frequently asked General Studies topics
  • Helpful for analysing question trends

Related Resources

  • JPSC Chemistry PT 2010 Question Paper
  • JPSC Chemistry PT 2012 Question Paper
  • JPSC General Studies PT 2011 Question Paper
  • JPSC Chemistry PT 2011 Answer Key
  • JPSC Civil Services Syllabus
  • JPSC Chemistry Syllabus
  • JPSC Civil Services Exam Pattern
  • JPSC PT Exam Pattern

Instructions

  • जब तक कहा न जाए तब तक इस प्रश्न-पुस्तिका Booklet until you are told to do so. को न खोलें।
  • परीक्षा शुरू करने से पहले परीक्षार्थी को information in the space provided ओ॰ एम॰ आर॰ उत्तर-पत्रिका आवंश्यक र्म on the OMR Answer Sheet before SEAL जानकारी निर्धारित स्थान पर अवश्य भर लेनी commencement of the test. चाहिए।
  • सही उत्तर चिह्नित करने के लिए निर्धारित एक गोले darken one circle by black or blue ball- point pen only. Please do not mark on को काले या नीले बॉलपेन द्वारा चिहित करें।
  • एक more than one circle. Darkening on से अधिक गोलों को काला चिह्नित न करें।
  • एक से more than one circle against an answer अधिक गोले को उत्तर के रूप में चिह्नित करने पर will be treated as wrong answer. उस उत्तर को गलत माना जाएगा।
  • इस प्रश्न-पुस्तिका में से किसी भी पन्ने को अलग न Question Booklet. After the examina- करें।
  • परीक्षा समाप्ति के उपरान्त्पूरी प्रशन-पुस्तिका tion, hand over separately the entire Question Booklet and Answer Sheet to तथा उत्तर-पत्रिका को अलग-अलग कक्ष-निरीक्षक the Room Invigilator. को सौंप दें।
  • प्रत्येक प्रश्न 2 अंकों का है। गलत उत्तर के लिए is no negative marking for any wrong कोई अंक नहीं काटा जाएगा। answer.
  • परीक्षा भवन में संगणक, मोबाइल फोन एवं पेजर
  • Possession and use of Calculator, को अपने पास रखना और उसका प्रयोग करना Mobile Phone and Pager is prohibited in the Examination Hall. वर्जित है।
  • किसी भी प्रश्न के हिन्दी अनुवाद में किसी भी
  • For any discrepancy in the translated version of any question in Hindi, the प्रकार की विसंगति पाए जाने पर, अंग्रेजी भाषा में English version of the question will be दिया गया प्रश्न मान्य होगा। valid. आपको परीक्षा के समय की समाप्ति पर प्रश्न-
  • You should return the Question पुस्तिका को निरीक्षक महोदय को लौटाना होगा Booklet to the Invigilator at the end और परीक्षा भवन से बाहर जाते समय कोई भी of the examination and should not carry any paper with you outside the कागज अपने साथ नहीं ले जाना होगा। Examination Hall.

Questions (page 2)

Q1. Which one of the following techniques is used in the manufacture of aluminium from bauxite?

  • (a) Reduction with magnesium
  • (b) Reduction with coke
  • (c) Electrolytic reduction
  • (d) Reduction with iron

Q2. Which one of the following is the softest acid according to HSAB principle?

  • (a) Pb^{2+}
  • (b) Fe^{2+}
  • (c) Cu^{2+}
  • (d) Cu^{+}

Q3. Which one of the following is the most basic oxide?

  • (a) Ga2O3
  • (b) In2O
  • (c) Tl2O
  • (d) Tl2O3

Q4. When sodium is dissolved in liquid ammonia, it will produce

  • (a) ammonium ion
  • (b) amide ion
  • (c) ammoniated electron
  • (d) sodium ion

Q5. What are the number of protons, number of electrons and number of neutrons respectively in a molecule of heavy water?

  • (a) 10, 10, 10
  • (b) 8, 10, 11
  • (c) 12, 10, 10
  • (d) 12, 10, 12

Q6. In which one of the following pairs of orbitals does overlapping result in hyperconjugation?

  • (a) σ-σ
  • (b) p-p
  • (c) σ-p
  • (d) π-π

Q7. Which quantum number gives the information about degenerate orbitals?

  • (a) Principal quantum number
  • (b) Azimuthal quantum number
  • (c) Magnetic quantum number
  • (d) Spin quantum number

Q8. Which of the following sets of quantum numbers is not possible?

  • (a) n=3, l=2, m=-2, s=+½
  • (b) n=4, l=0, m=0, s=+½
  • (c) n=3, l=2, m=-3, s=+½
  • (d) n=5, l=3, m=0, s=-½

Question paper preview

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Frequently asked questions

What is the name of the exam?

The exam is the 4th Combined Civil Services (PT) Exam.

Which conducting body organized this exam?

The exam was conducted by JPSC (Jharkhand Public Service Commission).

What is the subject of this question paper?

The subject is Chemistry, with paper code 04.

What is the maximum marks for this paper?

The maximum marks for this paper are 200.

What is the time allowed to complete the paper?

The time allowed is 2 hours.

What type of questions are included in this paper?

This paper consists of objective-type questions.

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