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Which of the following contains amino group
Options
(a) Basic dyes
(b) Acid dyes
(c) Vat dyes
(d) Mordant dyes
Correct Answer:
Basic dyes
Explanation:
These dye are basic due to the presence of -NH₂ group. These are the salts of colour bases with HCl or ZnCl₂. These can dye animal fibres directly and vegetable fibres after these have been mordanted with tannin.
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Topics: Chemistry in Everyday Life
(71)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Chloroamphenicol is effective against
- H₂O₂ reduces MnO₄⁻ ion to
- For a thermodynamically reversible reaction in a galvanic cell at temperature T,
- Silver sulphide dissolves in a solution of sodium cyanide to form the complex
- The hydrolysis of 2-bromo-3-methylbutane by SN1mechanism gives mainly
Topics: Chemistry in Everyday Life (71)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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