Chemicals - JSS2 Basic science Past Questions and Answers - page 2

One example of an organic chemical is ethanol, which is commonly found in alcoholic beverages and also used as a solvent and fuel additive.

Inorganic chemicals are composed of elements other than carbon, while organic chemicals are primarily derived from carbon compounds. For example, sodium chloride (table salt) is an inorganic chemical, whereas ethanol is an organic chemical.

Agrochemicals are used in agriculture for various purposes, including pest control (pesticides), weed management (herbicides), and soil fertility improvement (fertilizers).

An example of a pharmaceutical chemical is aspirin, which is used as a pain reliever and anti-inflammatory medication.

Laboratory chemicals are primarily used in scientific research and experimentation, while industrial chemicals are utilized in manufacturing processes across different industries for various purposes such as cleaning, synthesis, and production of goods.

Nuclear chemicals are used in nuclear energy applications, including as fuel in nuclear reactors (uranium and plutonium), for medical diagnostics and treatment (radioactive isotopes), and in scientific research (tracer studies).