Principles Related to Practical Chemistry – Syllabus Overview

Syllabus for JEE Main 2020

Detection of extra elements (N,S, halogens) in organic compounds; Detection of the following functional groups: hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and ketone), carboxyl and amino groups in organic compounds.

Chemistry involved in the preparation of the following: Inorganic compounds: Mohr’s salt, potash alum. Organic compounds: Acetanilide, pnitroacetanilide, aniline yellow, iodoform.

Chemistry involved in the titrimetric excercises – Acids bases and the use of indicators, oxalic-acid vs KMnO₄, Mohr’s salt vs KMnO₄.

Chemical principles involved in the qualitative salt analysis: Cations – Pb²⁺ , Cu²⁺, AI³⁺, Fe³⁺, Zn²⁺, Ni²⁺, Ca²⁺, Ba²⁺, Mg²⁺, NH₄⁺. Anions- CO₃^2-, S^2-, SO₄^2-, NO₃^–, NO₂^–, CI^–, Br^–, I^–. (Insoluble salts excluded).

Chemical principles involved in the following experiments:

1. Enthalpy of solution of CuSO₄
2. Enthalpy of neutralization of strong acid and strong base.
3. Preparation of lyophilic and lyophobic sols.
4. Kinetic study of reaction of iodide ion with hydrogen peroxide at room temperature.