HSC EV Chemistry 2nd Paper 5th Chapter Note. Economic Chemistry. Chemical marine pollution can cause many disturbances which, in the shorter or longer term, can have a negative impact on the economy. These effects may be related to living organisms, ecosystems as well as humans and their activities. The methods used to assess economic impact … Read more
Last Updated: March 22, 2026 at 8:45 pm
HSC EV Chemistry 2nd Paper 4th Chapter Note. Electrochemistry. Electrochemistry is the branch of physical chemistry that studies the relationship between electricity, as a measurable and quantitative phenomenon, and identifiable chemical change, with either electricity, considered an outcome of a particular chemical change or vice-versa. These reactions involve electric charges moving between electrodes and an … Read more
Last Updated: March 22, 2026 at 8:45 pm
HSC EV Chemistry 2nd Paper 2nd Chapter Note. Organic Chemistry. Organic chemistry is a chemistry subdiscipline involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms. Study of structure includes many physical and chemical methods to determine the chemical … Read more
Last Updated: March 22, 2026 at 8:44 pm