Primary Keyword: Competitive Examination for the Post of Junior Chemist
Secondary Keywords: Junior Chemist Exam Syllabus, Junior Chemist Eligibility, Junior Chemist Previous Year Papers, Junior Chemist Salary, Junior Chemist Admit Card, Junior Chemist Preparation Tips
1. Title:Competitive Examination for the Post of Junior Chemist
Competitive Examination for the Post of Junior Chemist – Syllabus, Pattern, Eligibility, Books & Preparation Tips
2. Meta Description :
The Junior chemist under direct supervision performs routine laboratory tests of samples, preparation, extraction, and digestion with and without the use of instrumentation following official methods and laboratory Standard Operating Procedures (SOPs) and protocols.
3. Introduction
A competitive examination for a Junior Chemist position tests a candidate's subject knowledge, typically through a written, multiple-choice, single-paper exam with a time limit, negative marking, and often non-subject sections like logical reasoning or general knowledge. The examination includes topics such as inorganic, analytical, physical, and organic chemistry, often incorporating environmental chemistry, chemical kinetics, and thermodynamics, alongside potential non-subject areas. The eligibility requires a relevant Master's degree (M.Sc.), and candidates must follow specific exam guidelines, including using a blue ballpoint pen for the OMR sheet
4. Competitive Examination for the Post of Junior Chemist – Overview
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Recruiter: Rajasthan Public Service Commission (RPSC).
Application Window: April 9 to May 8, 2025.
Exam Duration: 2 hours and 30 minutes.
Exam Details: 150 marks, 150 questions, with 110 questions on Chemistry and 40 on General Knowledge of Rajasthan.
Interview: A separate interview component is included in the selection process.
Salary: The post falls under Level 12, indicating a substantial pay scale.
5. Junior Chemist Exam Eligibility Criteria (H2)
Eligibility: Candidates generally need to hold an M.Sc. in Chemistry, with final-year students also eligible if they complete their degree before the interview.
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Age Limit & Relaxation A typical age range is 21 to 40 years, with potential age relaxations for candidates belonging to reserved categories.
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Nationality
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6. Junior Chemist Exam Pattern
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1. Objective Type Paper
2. Maximum Marks: 150
3. Number of Questions: 150
4. Duration of Paper: 2.30 Hours
5. All Questions carry equal marks
6. There will be Negative Marking
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7. Detailed Syllabus for Junior Chemist Examination
Part-A - 40 Questions
General Knowledge of Rajasthan
Unit-I: History, Culture & Heritage of Rajasthan -
Pre & early history of Rajasthan. Age of Rajputs: Major dynasties of Rajasthan and the
achievements of prominent rulers. Emergence of Modern Rajasthan: factors of socio-political
awakening of 19th century; Peasants and tribal movements of 20th century; Political struggle
of 20th century and the integration of Rajasthan.
Visual Art of Rajasthan - Architecture of forts and temples of Rajasthan; Sculpture traditions
of Rajasthan and various schools of painting of Rajasthan.
Performing Arts of Rajasthan - Folk music and musical instruments of Rajasthan; folk dance
and folk drama of Rajasthan.
Various religious cults, saints and folk deities of Rajasthan.
Various dialects and its distribution in Rajasthan; literature of Rajasthani language.
Unit-II: Geography, Natural Resource & Socio-Economic Development of Rajasthan -
Geography of Rajasthan: Broad physical features- Mountains, Plateaus, Plains & Desert;
Major rivers and lakes; Climate and Agro-climatic regions; Major soil types and distribution;
Major Forest types and distribution; Demographic characteristics; Desertification, Droughts
& Floods, Deforestation, Environmental Pollution and Ecological Concerns.
Economy of Rajasthan: Major Minerals- Metallic & Non- Metallic; Power Resources-
Renewable and Non-Renewable; Major agro based industries- Textile, Sugar, Paper &
Vegetable oil; Poverty and Unemployment; Agro food parks.
Unit-III: Current Events and Issues of Rajasthan and India -
Important Persons, Places and Current events of the State. National and International events
of importance. New Schemes & Initiatives taken recently for welfare & development in
Rajasthan.
PART-B -110 Questions
1. Atomic Structure :
Quantum numbers, Aufbau and Pauli’s exclusion principle, Hund’s rule, Electronic
configuration of the elements, Periodicity in the properties (Atomic and Ionic radii,
Ionization Enthalpy, Electron Gain Enthalpy, Electronegativity) of s, p, d and f - block
elements.
2. Chemical bonding :
Concept of hybridization, Theories of chemical bonding: VBT, MOT for homonuclear
and heteronuclear diatomic molecules. H-bonding, Polarity in covalent compounds,
Vander-Waals forces.
3. Transition Metal Chemistry :
Electronic configuration of transition elements. General characteristics of transition
elements like oxidation states, magnetic and spectral properties, tendency to form
complexes, IUPAC nomenclature and isomerism in co-ordination compounds, Ligand
field theory, high and low spin complexes, CFT and Jahn-Teller effect.
4. Lanthanides and Actinides:
Electronic configuration, Oxidation states, colour, Magnetic and spectral properties,
Lanthanide contraction and its consequences, Super heavy elements.
5. Green Chemistry and Nano Chemistry:
Principles of Green Chemistry, Green reagents and Green Synthesis, Basic concepts
of Nano Science and Nano Technology, Chemical and Physical properties of
Nanoparticles, Techniques used for the characterization of Nanomaterials.
6. Environmental Chemistry:
International standards of drinking water, water quality parameters- alkalinity,
hardness, chloride, fluoride, sulphate, nitrate, nitrite, D.O., C.O.D, B.O.D., TDS, pH,
microorganisms etc. and their measurement. Water pollutants and their effects on
human health, water purification and disinfection techniques, Nanotechnology for
water purification.
7. Chromatography:
Principle and applications of TLC, Paper chromatography, Ion exchange
chromatography, Gas chromatography (GC) and GC-MS, HPLC.
8. Basic concepts of Concentration:
Mole concept, Normality, Molarity, Molality, mole fraction, ppm, ppb, ppt, weight
percentage, weight by volume, weight by weight, mass conversion between different
units, Primary and Secondary standard solutions, preparation of percent solutions,
dilution and serial dilutions.
9. Basic principles of Organic Chemistry and reaction mechanism:
Types of reactions; Types of reagents; Reactive intermediates-carbocations,
carbanions, carbenes, Nitrenes, Free redicals, Arynes; Inductive, electromeric,
mesomeric effects, Hyperconjugation and resonance effects.
10. Stereochemistry:
Concept of Chirality, Geometrical and Optical stereoisomerism, E/Z and R/S
nomenclature, Resolution of enantiomers, Inversion, Retention and Racemization,
Asymmetric synthesis, Stereoselective and Stereospecific reactions.
11. Structure, synthesis and properties of following organic compounds:
i. Alcohols, phenols and ethers.
ii. Aldehydes and Ketones.
iii. Acids-Formic, acetic, oxalic, lactic, succinic, citric and benzoic acid.
iv. Carbohydrates-Glucose, Fructose, Lactose and Starch.
v. N-containing compounds-Nitroalkanes, Nitrobenzenes, Nitrophenols, alkyl and
aryl amines, Diazonium salt.
vi. Heterocyclics compounds– Pyrrole, thiophene, furan, pyridine, quinoline and
isoquinoline.
vii. Biomolecules – Amino acids, Peptides, Proteins, Nucleic acids.
12. Polymers-
Types and classification of polymers, addition or chain- growth polymerization,
polyester, polyamides, Phenol - formaldehyde resins, Natural and synthetic rubbers.
13. Fats, oils and detergents :
Classification, properties, Acid value, saponification value, Iodine value, R.M. value,
Soaps, Synthetic detergents, Alkyl and Aryl sulphonates.
14. Spectroscopy:
Basic principles, instrumentation and applications in identification of compounds by IR,
UV-visible, NMR spectroscopy and Mass spectrometry. Combined problems.
15. Photochemistry:
Principles of Photochemistry, Jablonski diagram, photochemistry of alkenes and
carbonyl compounds, Paterno-Buchi reaction, Norrish Type I and II reactions.
16. Acids - bases and Non-aqueous Solvents:
Basic theories, HSAB concept. Non aqueous solvents: DMSO, THF and Liquid NH3,
their reactions and solvent action.
17. Electrochemistry and Ionic Equilibrium:
Theory of strong and weak electrolytes, pH, Buffer and Buffer action, Electrolysis and
electrolytic Cell, Electrochemical cells and reactions, Nernst equation, emf
measurement. Primary and Secondary cells, fuel cell, corrosion and its prevention.
18. Chemical Kinetics:
Rate, order and molecularity of a reaction. Zero, first and second order reactions, Effect
of temperature on reaction rates, collision theory and activated complex theory, Acidbase
and enzyme catalysis.
19. Thermodynamics:
First law: relation between Cp and Cv, enthalpies of physical and chemical changes,
temperature dependence of enthalpies, Joules Law, Joules Thomson coefficient, Second
law: entropy, Criteria of Spontaneity, Gibbs and Helmholtz functions, evaluation of
entropy and Gibbs function, Gibbs-Helmholtz equation, Maxwell relations.
Thermodynamics of ideal and non-ideal gases and solutions. Third Law of
Thermodynamics.
20. Nuclear Chemistry:
Radioactive decay, mass defect, binding energy, fission and fusion, packing fraction
isotopes, isobars, isotones, radioactive disintegration series, half-life and average life
period, applications of isotopes in medical science.
21. Basic knowledge of computers:
CPU and other peripheral devices – input/output/auxiliary storage devices, software,
opening system and programming language e.g. Machine language, assembly language
and higher-level languages. Data processing, principles and programming, flow-charts.
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8. Recommended Books & Study Materials .
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Chemistry Books for Junior Chemist
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General Knowledge Books
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Previous Year Question Papers PDF
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9. Preparation Tips for Junior Chemist Exam
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Subject-wise Preparation Strategy
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Daily Study Routine & Mock Tests
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Time Management & Revision
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10. Admit Card & Result Process
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How to Download Admit Card
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Exam Center Instructions
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How to Check Junior Chemist Result & Merit List
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11. Salary, Job Profile & Career Growth
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Junior Chemist Salary & Allowances
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Work Responsibilities
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Promotion Opportunities
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12. Conclusion
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Final tips for candidates
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Why Junior Chemist is a great career option
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Motivation for aspirants
13. FAQs
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What is the Competitive Examination for the Post of Junior Chemist?
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What is the eligibility for Junior Chemist Exam?
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What is the syllabus of Junior Chemist Competitive Exam?
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What is the salary of Junior Chemist?
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How to prepare for Junior Chemist exam?
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