Which one is basic dye?

Question

Which one is basic dye? (A) Orange-I (B) Phenolphthalein (C) Anthraquinone (D) Aniline yellow

Tardigrade Admin · Accepted Answer

Basic dyes contain salts of amino or substituted amino group (- NH 2. or .- NR 2) which in acid solution forms water soluble cations. These dyes attack the anionic sites present on the fabrics and then get attached to them. Aniline yellow is a basic dye. Its structure is as

Q. Which one is basic dye?

Orange-I

Phenolphthalein

Anthraquinone

Aniline yellow

Basic dyes contain salts of amino or substituted amino group $(- N H_{2}$ or $- N R_{2})$ which in acid solution forms water soluble cations. These dyes attack the anionic sites present on the fabrics and then get attached to them. Aniline yellow is a basic dye. Its structure is as

Q. Which one is basic dye?

Orange-I

Phenolphthalein

Anthraquinone

Aniline yellow

Basic dyes contain salts of amino or substituted amino group (−NH2​ or −NR2​) which in acid solution forms water soluble cations. These dyes attack the anionic sites present on the fabrics and then get attached to them. Aniline yellow is a basic dye. Its structure is as

Basic dyes contain salts of amino or substituted amino group $(- N H_{2}$ or $- N R_{2})$ which in acid solution forms water soluble cations. These dyes attack the anionic sites present on the fabrics and then get attached to them. Aniline yellow is a basic dye. Its structure is as