BCHCT-133 IGNOU Solved Assignment 2026-27

IGNOU BCHCT-133 Solved Assignment 2026-27: Chemical Energetics, Equilibria, and Functional Group Organic Chemistry-I

The following is a structured breakdown of the SOLVED TMA for BCHCT-133, covering the mandatory 30% course weightage with 100% plagiarism-free, university-verified solutions. The assignment aligns with the official IGNOU curriculum for the Bachelor of Science (BSCG) program.

Key Syllabus Units Covered

• Unit 1: Thermodynamics and Chemical Energetics
  • Laws of Thermodynamics (First, Second, and Third Laws) with real-world applications in chemical reactions.
  • Enthalpy (ΔH) and Entropy (ΔS) calculations for spontaneous and non-spontaneous processes.
  • Gibbs Free Energy (ΔG) and its role in determining reaction feasibility.
• Unit 2: Chemical Equilibria
  • Le Chatelier’s Principle and its implications for equilibrium shifts in industrial processes.
  • Equilibrium constants (K_eq) and their relationship with reaction quotients (Q).
  • Solubility product (K_sp) and precipitation equilibria in aqueous solutions.
• Unit 3: Functional Group Organic Chemistry-I
  • Classification and nomenclature of organic compounds (alkanes, alkenes, alkynes, and aromatic hydrocarbons).
  • Mechanisms of electrophilic addition and substitution reactions in alkenes and aromatic compounds.
  • Stereochemistry: Cis-trans isomerism and optical activity in organic molecules.
• Unit 4: Spectroscopic Techniques in Organic Chemistry
  • Introduction to IR, UV-Vis, and NMR spectroscopy for functional group identification.
  • Interpretation of spectral data to deduce molecular structures.
• Unit 5: Practical Applications of Equilibria and Energetics
  • Case studies on industrial processes (e.g., Haber-Bosch process, contact process).
  • Thermodynamic analysis of biochemical reactions (e.g., ATP hydrolysis).

Assignment Structure and Solutions

The solved assignment includes:

• Question 1 (500 words): Detailed explanation of the thermodynamic principles governing a specific chemical reaction (e.g., combustion of methane) with calculations for ΔH, ΔS, and ΔG.
• Question 2 (250 words): Application of Le Chatelier’s Principle to explain the shift in equilibrium for a given industrial process (e.g., ammonia synthesis).
• Question 3 (100 words): Nomenclature and mechanism of an electrophilic substitution reaction in benzene.

FAQs for BCHCT-133 Students

Q: What is the word limit for each part of the assignment? Each question in the TMA follows the official IGNOU guidelines: 500 words for long-answer questions, 250 words for medium-answer questions, and 100 words for short-answer questions. Solutions are strictly formatted to meet these limits.

Q: Are the solutions provided in English or Hindi medium? The solved assignment is available in both English and Hindi mediums, adhering to the official IGNOU curriculum for BCHCT-133. The content is verified for accuracy and plagiarism-free compliance.

Submission Deadlines and Compliance

The solved assignment strictly adheres to the 2026-27 academic session deadlines for TMA submission, ensuring timely and accurate delivery of verified solutions. All answers are cross-referenced with the official IGNOU study material and past examination papers.