جميع المواضيع المتعلقة بـ ‘electronegative’

 

Introduction to Organic chemistry: Chapter 1 NOTES

Introduction to Organic chemistry NOTES Chapter 1: Covalent Bonding and Shapes of Molecules

Organic chemistry is the study of the compounds of carbon. organic compounds are everywhere around us. The organic chemistry is the chemistry of carbon and only a few other elements—chiefly hydrogen, oxygen, and nitrogen. Many og organic compounds also contain sulfur, phosphorus, and a halogens.

1.1 How Do We Describe the Electronic Structure of Atoms? The…

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Four blocks of elements in the periodic table

Four blocks of elements in the periodic table.

1 –  s block elements. Elements of groups 1 and 2 each possessing one and two electrons respectively in the  s orbital of their outermost orbits are together known as  s block elements.

Example :                 Na:  1s2 2s2 2p6 3s1                   Mg:  1s2 2s2 2p6 3s2

Characteristics of s block elements.

a -They are metallic in nature…

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