Question

Beautiful, lake colors are formed by dyes with mordants, which paste the dye to the cloth or fabric. Which of the following is a mortar used in dying?
A. Calcium carbonate
B. Aluminum sulphate
C. Calcium hydroxide
D. Zinc phosphate

Answer 1

Hint: We have to know that dyes are ordered by their solvency and compound properties. Corrosive dyes are water-dissolvable anionic dyes that are applied to filaments like silk, fleece, nylon and changed acrylic strands utilizing impartial corrosive dyes showers. Direct dyes are utilized on paper, cotton, calfskin, silk, fleece, and nylon.

Complete answer:
We have to know that, a mordant or dye fixative is a substance used to set dyes on textures by framing a coordination complex with the dyes, which at that point appends to the texture. It could be utilized for coloring textures or for escalating stains in cell or tissue arrangements. Despite the fact that mordants are as yet utilized, particularly by little group dyers, it has been to a great extent uprooted in industry by coordinates.
The term mordant comes from the Latin mordere, "to chomp". Before, it was imagined that a mordant aided the color chomp onto the fiber so it would hold quick during washing. A mordant is regularly a polyvalent metal particle, frequently chromium(III). The subsequent coordination complex of dye and particle is colloidal and can be either acidic or antacid.
We have to say that, $CaC{O_3}$ is utilized as a mordar in kicking the bucket. Mordar is a color installation used to set colors on textures by framing a coordination complex with the color which at that point connects to the texture.

Therefore, the correct option is (A).

Note:
We have to know that, mordant incorporates tannic corrosive, alum, chrome alum, sodium chloride, and certain salts of chromium, aluminum, copper, iodine, potassium, sodium, iron, tungsten, and tin. Iodine is frequently alluded to as a severe in Gram stains, yet is truth be told a catching specialist.