Extraction of Iodine from water by Solvent extraction and Chromatography

Acetic Acid , Laboratory Method [ By the oxidation of Ethyl Alcohol & By Hydrolysis of Methyl Nitrite] , Industrial Preparation [ From Acetylene ]

Preparation of Aldehydes

The Stability of Benzene & Preparation of Benzene

Electrophilic Substitution Reactions [ (1) Halogenation ]

Solid State -08- Atomic Radius of BCC Unit Cells

Solid State -06- The Number of bcc Unit Cells

Solid State -04- How Many Atoms are in a Face-Centered Cubic Unit Cell

Motional EMF

Development of Chick ( Gastrulation,Notochord,Mesodermal& Hensen's Node Formation ) part 2

Doppler Effect ( Source is Moving towards stationary Observer )

Solution of a Trigonometric Equation and its types

What is a Trigonometric Equation? And its types ?

Question No.13, Question No.14 , Question No.15 & Question No.19

Question No.2, Question No.9 , Question No.11 & Question No.12

Question No.20

Question No.8

Question No.5

Question No.1 & Question No.7

Question No.3 & Question No. 4

Metallic Solids and their Properties

Question No.6 & Question No. 10

Structure of Diamond , Molecular Solids & Structure of Iodine Crystal

Proof of the Formulas

Structure of Metals & Detemination of Avogadro's Number

Liquid Crystals , Properties of Liquid Crystal and their uses