Chemistry in Everyday life Class 12 Notes Chemistry Chapter 16 1. Chemicals play a very important role in improving the quality of human life. Many substances which are used in our daily life situations are chemical compounds. 2. Drugs are chemicals of …

Polymers Class 12 Notes Chemistry Chapter 15 1. A polymer is a large molecule of high molecular mass formed by the repetitive bonding of many small molecules called monomers. The process by which the monomers are transformed into polymers is called poly…

The d and f Block Elements Class 12 Notes Chemistry Chapter 8 1. The elements lying in the middle of Periodic Table between s-block and p-block elements (i.e between group 2 and 13) are known as d-block or transition elements. 2. There are three transit…

The p-Block Elements Class 12 Notes Chemistry Chapter 7 I Group 15 Elements: The Nitrogen Family 1. In group 15 of the Periodic Table, the elements, nitrogen (7N), phosphorus (15P), arsenic (33As), antimony (51Sb) and bismuth (83Bi) are present. 2. (a) …

General Principles and Processes of Isolation of Elements Class 12 Notes Chemistry Chapter 6 1. Minerals: The natural substance in which the metals or their compounds occur in the earth is called minerals. 2. Ores: The minerals from which the metals can…