Which one of the following is the pure carbon compound and used as a reducing agent in industries?
Correct answer: D. Coke
- A. Coal tar
- B. Petroleum
- C. Coal gas
- D. Coke
Explanation
Pure carbon used as a reducing agent in industries. It is also used in the manufacture of iron and steel Industry. (Reference Sindh text book). Coal tar: A good source of hundreds of organic compounds. Petroleum: It is a viscous liquid composed of components with different boiling points. It contains alkanes,alkenes, cycloalkanes, aromatic hydrocarbons. Also called crude oil. Coal gas: Main product used as fuel. It mainly consists of methane and hydrogen.
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The chapter covers water's polarity and biological roles, carbohydrates, lipids, proteins and nucleic acids, including their monomers, bonds, structures and functions. It also distinguishes RNA from DNA and explains conjugated molecules such as glycoproteins, glycolipids and nucleoproteins, which combine organic molecules with a non-protein component.
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