Some important chemcial compounds – properties and uses.

Compounds are defined as substances composed of two or more different elements that are chemically combined. Both salt and water are compounds. Some important chemical compound and their uses are as follows:- NaCl sodium chloride (table salt, used in solutions for contact lens) ZnO zinc oxide (used in some sunscreens and diaper rash ointment) NaF … Read more

Types of pollution and their management; air, water, soil, sound/noise, radioactive and e-waste. Industrial waste and its management. Impact of Solid Waste Management, recycling and reuse,

ENVIRONMENT POLLUTION defined as ‘an addition or excessive addition of certain materials to the physical environment (water, air and lands), making it less fit or unfit for life’. Pollutants are the materials or factors, which cause adverse effect on the natural quality of any component of the environment. Classifications 1. According to the form in … Read more

Acid Rain

The pH of natural rain is found to be in the range from 5 to 7.  The term acid rain is customarily applied to precipitation with a pH below 5. Such low pH values are generally possible only in the presence of large amounts of anthropogenic pollution. Sulphuric acid and nitric acid is considered as … Read more

03.04.18 (CGPCS) Chhattisgarh Current Affairs

CHHATTISGARH CM assures power supply to every household by June-July   Promising for 100 percent electrify the last village of Chhattisgarh by June-July, Chhattisgarh chief minister Raman Singh on the last day of 20-day long Loksuraj Abhiyan said that this Vidhan Sabha election, he targets for first division marks by securing 65 seats unlike past three polls.   Chief minister Raman Singh … Read more

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