Chemistry in daily life

Chemistry in daily life The principles of chemistry have been used for the benefit of mankind. Think of cleanliness  the materials like soaps, detergents, household bleaches, tooth pastes, etc. will come to our mind. Look towards the beautiful clothes, immediately chemicals of the synthetic fibres used for making clothes and chemicals giving colours to them … Read more

Contribution of Prominent Indian Scientists

Contribution of Prominent Indian Scientists   Ever since Vedic times, science and scientific inquiry have been integral to Indian intellectual endeavors. It is widely known that Indian mathematicians invented the concept of zero and the decimal system of numbers. It is perhaps not as well known that the Pythagorean theorem was known in India many centuries before Pythagoras was … Read more

Biotechnology: Definition, uses in Sector of Health and Medicine, Agriculture, Animal Husbandry, Industry and Environment.

Concept of biotechnology The term ‘Biotechnology’ may sound futuristic, but it is nearly as old as civilization itself. We have begun growing crops and raising animals 10,000 years ago to provide a stable supply of food and clothing. We have been using the biological processes of microorganisms for 6,000 years to make useful food products … Read more

Periodic Table and Periodicity

Periodic Table  and periodicity Criteria for a new element discovery Assessing if an element has been “discovered” is not a simple task. While reviewing the discovery profiles of the transfermium elements in the early 90s’, IUPAC and IUPAP set up to establish a series of criteria that must be satisfied for the discovery of an … Read more

HORMONES

HORMONES Hormones are chemical messengers that are secreted directly into the blood, which carries them to organs and tissues of the body to exert their functions. There are many types of hormones that act on different aspects of bodily functions and processes. Some of these include: Development and growth Metabolism of food items Sexual function … Read more

VITAMINS

VITAMINS Vitamins are organic compounds which are needed in small quantities to sustain life. We need to take vitamins from food because the human body either does not produce enough of them or none at all. There are two types of vitamins: Fat-soluble vitamins: Fat-soluble vitamins are stored in the fatty tissues of the body … Read more

Units and Measurement

Measurement of any physical quantity involves comparison with a certain basic, arbitrarily chosen, internationally accepted reference standard called unit. The result of a measurement of a physical quantity is expressed by a number (or numerical measure) accompanied by a unit. A unit of measurement is a definite magnitude of a quantity, defined and adopted by … Read more