As you asking for the previous year question paper of the NTPC Assistant Chemist Trainee Examination this time I have not question paper , but here I am providing you the syllabus of the NTPC Assistant Chemist trainee examination the Syllabus is as follow:

A. Physical Chemistry

Atomic Structure
States of Matter
Chemical Thermodynamics
Chemical and ionic Equilibrium
Redox Reactions
Phase equilibtia & Solutions
Electrochemistry
Chemical Kinetics
Surface Chemistry
Nuclear Chemistry

B. Organic Chemistry

Basic Concepts in Organic Chemistry and Stereochemistry
Qualitative and quantitative analysis and purification of organic compounds.
Preparation, Properties and reactions of Alkanes, Alkenes, Alkynes
Organic compounds with functional group containing halogens
Organic compounds with functional group containing oxygen
Organic compounds with functional group containing nitrogen
Reactions of ,  unsaturated carbonyl and acids
Polymers
Reactions of Benzene and hetro cyclic compounds
Urea and malonic easter
Spectroscopy measurements including IR, UV, NMR (proton and carbon 13)
Biomolecules – Carbohydrates, Protein, Vitamins, Nucleic Acid, Lipids, Hormones
Environmental Chemistry
Chemistry in everyday life

C. Inorganic Chemistry

Mole Concept and stoichiometry
Periodic Table
Chemical Bonding
Main Group Elements (S & P)
Transition Elements and lanthanoids
Coordination compound
Metallurgy including Ellingham diagram (basic)
Analytical Chemistry
B-inorganic Chemistry