Which of the following process is alkaline:
Correct answer: A. Kraft process
- A. Kraft process
- B. Sulphite process
- C. Neutral sulphite semi chemical process (NSSC)
- D. None
Explanation
The Kraft process is indeed an alkaline process used in the production of wood pulp. In this process, wood chips are cooked in a solution of sodium hydroxide (NaOH) and sodium sulfide (Na2S), which creates an alkaline environment.
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Industrial chemistry applies chemical reactions and material properties to the manufacture of adhesives, dyes and polymers. Coverage includes addition and condensation polymerisation, thermoplastics and thermosetting polymers, the structural basis of colour in dyes, and how adhesive composition enables bonding between surfaces.
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