Important Inorganic Compounds and Their Uses

Common Name  -  Chemical Name  -  Major Uses

Common salt - Sodium chloride - Used in food preservative.
Caustic soda - Sodium hydroxide - Used in manufacture of soap, paper, rayon, etc.
Washing soda - Sodium carbonate - Used in manufacture of glass, softening of water for washing cloths etc.
Baking soda - Sodium bicarbonate - Used in fire extinguisher, cooking, antacid etc.
Glauber's salt - Sodium sulphate - Used in manufacture of window glass, brown paper, as detergent additive.
Hypo - Sodium thiosulphate (pentahydrate) - Used in photography for fixing or washing.
Pearl ash - Potassium carbonate - Used in soft soap, washing wool etc.
Indian salt peter - Potassium nitrate - Used in gun powder which is a 6:1:1 mixture of potassium, charcoal, and sulphur.
Salammoniac - Ammonium chloride - Used for soldering, in dry cell etc.
Epsum salt - Magnesium sulphate (hepta hydrate) - Used as laxative.
Quick lime - Calcium oxide - Used in cement, glass, mortar, white washing etc.
Milk of lime - Calcium hydroxide - Used in cement, glass, mortar, white washing etc.
Lime stone, marble - Calcium carbonate - Used in cement, glass mortar, white washing spar etc.
Gypsum - Calcium sulphate - Used in cement, production of (dihydrate) plaster of paris etc.
Plaster of paris - Calcium sulphate (semihydrate) - Used in casts, moulds, plastering etc.
Heavy spar - Barium sulphate - Used as a barium meal for contrast dye x-ray photography of the abdomen.
Borax - Sodium tetraborate (decahydrate) - Used as a flux in optical gas, in match, stick to prevent after glow, as a preservative.
Alum (potash alum) - Potassium aluminum sulphate - Used in purification of water to remove dirt.
Dry ice - Solid carbon dioxide - Used to induce artificial rain, cinema locations etc.
Oil of vitriol - Sulphuric acid - King of chemicals, used in most industries.
Bleaching powder - Calcium oxychloride - Used as bleaching agent and disinfectant.
Lunar caustic - Silver nitrate - Used in silver mirror, marking ink for identification of person in elections etc.
Philosopher's wool - Zinc oxide - Used in paints, as a filler in rubber etc.
Corrosive sublimate - mercuric chloride - Used in batteries.
Bordeaux mixture - Mixture of copper sulphate and milk of lime - Used as a fungicide.
Blue vitriol - Copper sulphate (pentahydrate) - Used in bordeaux mixture.
White vitriol - Zinc sulphate (leptahydrate) - Used to produce white paint by mixing with with barium sulphate.
Water glass - Sodium silicate - Used as a filler in soap, fire proofing timber and textiles etc.

Important Branches of Biology

Name of the Study - Description

Anatomy - The study of morphology of internal systems or organs.
Autecology - The study of individual organism or a single species and their relation to the environment.
Bacteriology - The study of bacteria.
Biochemistry - The study of chemistry of various biological processes.
Bioinformatics - The mathematical, statistical, and computing methods that aim to solve biological problems using DNA and amino acid sequence and related information.
Biophysics - The application of various tools, techniques, methods, and principles of physical science to the study of biological problems.
Biotechnology - The application of technology to biological process for industrial, agricultural, and medical purpose.
Botany - The study of plants.
Cytology - The study of cells.
Ecology - The study of relationship of organisms to one another and their environment.
Ethology - The study of the behavior of animals in their natural environment.
Exobiology - The study of extra-terrestrial life.
Genetics - The study of inheritance and variations and the factors controlling them.
Histology - The study of tissues and cells at microscopic level.
Marine biology - The study of marine organisms.
Microbiology - The study of microscopic organisms.
Molecular biology - The study of molecular organization of the organisms.
Morphology - The study of external body structure.
Mycology - The study of fungi.
Palynology - The study of pollen grains.
Paleontology - The study of fossils.
Phycology - The study of algae.
Physiology - The study of the way in which organisms or parts of organisms function.
Synecology - The study of group of organisms involving different species and their relation to the environment.
Virology - The study of virus.
Zoology - The study of animals.