Solution:
Mordant dyes are acid dyes having chelating sites to form stable coordination complex with metal ions from metal salts (mordants). Metal ion is used for binding a mordant dye.
For binding dye molecule with fibre, a mordant dye makes use of
Mordant dyes are acid dyes having chelating sites to form stable coordination complex with metal ions from metal salts (mordants). Metal ion is used for binding a mordant dye.