Multiple choice

Which of the following dyes can interact with both acid dyes and basic dyes?

  1. Solvent dyes

  2. Amphoteric dyes

  3. Neutral Dyes

  4. Mordant dyes

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Amphoteric dyes have both positively chargeable groups and negatively chargeable groups present on the molecule. Depending on the charge actually present, these dyes may interact as either positively charged ions (basic dyes) or negatively charged ions (acid dyes) e.g. ,celestine blue B .

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