Malachite green and rosaniline belong to:
Correct answer: D. Triphenylmethane dyes
- A. Azo dyes
- B. Phthalein dyes
- C. Anthraquinone dyes
- D. Triphenylmethane dyes
Explanation
Both malachite green and rosaniline are examples of triphenylmethane dyes. Their molecular structure is based on the central triphenylmethane hydrocarbon skeleton.
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About Industrial Chemistry
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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