“An Advanced Course in Practical Chemistry” by Amalendu Ghoshal, Ananta Kumar Nad, and Bimal Mahapatra.(NCBA)

Name: "An Advanced Course in Practical Chemistry" by Amalendu Ghoshal, Ananta Kumar Nad, and Bimal Mahapatra.(NCBA) - Booksbp.com
SKU: 9788178313023
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SKU: 9788178313023

🧪 1. Qualitative Organic Analysis

This core area focuses on the systematic identification of unknown organic compounds

Preliminary Examination: Testing physical states, colors, odors, and behaviors when heated (ignition tests).
Detection of Special Elements: Sodium fusion tests (Lassaigne’s test) to check for nitrogen (N), sulfur (S), and halogens (Cl, Br, I).
Solubility Classification: Grouping compounds by solubility in water, ether, dilute HCl, dilute NaOH, and NaHCO₃.
Functional Group Detection: Specific chemical tests to identify functional groups like carboxylic acids, phenols, aldehydes, ketones, esters, alcohols, amines, amides, and nitro groups.
Derivative Preparation: Synthesizing crystalline derivatives (e.g., solid esters, hydrazones) to confirm precise melting points.

⚗️ 2. Qualitative Inorganic Analysis

Guidance on breaking down a mixture of inorganic salts to isolate components

Dry Tests: Borax bead tests, flame tests, and charcoal cavity examinations.
Acid Radicals (Anions): Systematic separation and confirmation of common group anions (like Cl⁻, SO₄²⁻, NO₃⁻, CO₃²⁻).
Basic Radicals (Cations): Group analysis schemes from Group I through Group VI utilizing classical precipitation methods (H₂S gas processing, ammonium hydroxide buffer treatments).
Insoluble Residue Analysis: Procedures to target stubborn compounds like lead sulfate, silica, or alkaline earth sulfates.

⚖️ 3. Quantitative Chemical Analysis (Volumetric & Gravimetric)

The textbook details the precise measurements of chemical components:

Volumetric Titrations:
- Acid-Base: Neutralization paths using standard solutions.
- Redox: Permanganometry (KMnO₄) and Dichrometry (K₂Cr₂O₇) setups.
- Iodometry & Iodimetry: Estimating copper, arsenic, or oxidizing agents.
- Complexometry: EDTA titrations for tracking water hardness or calcium/magnesium concentrations.