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When used as a mordant (binder) in dyeing, which chemical compound fixes dye to cotton and other fabrics, rendering the dye insoluble?

When used as a mordant (binder) in dyeing, which chemical compound fixes dye to cotton and other fabrics, rendering the dye insoluble? Correct Answer alum

When alum is used as a mordant (binder) in dyeing, it fixes dye to cotton and other fabrics, rendering the dye insoluble.

Related Questions

Ten fabrics of different colors are displayed on ten racks in a cloth store. The racks are placed one after another and numbered consecutively from one to ten. Each rack contains fabric of a single color. One fabric is green , two fabrics are brown , three fabrics are purple and remaining four fabrics are red. If a purple fabric is on rack two and red fabrics are on racks three and four , the green fabric must be on which of the following racks?
Assertion (A) Foaming is always undesirable in dyeing.
Reason (R) It leads to uneven dyeing and excessive foam leads to overflow of dye solution and loss of dye.
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Which dyeing method you would propose for dyeing 45 × 100 woven corduroy with direct dyes, under low cost, covering dead cotton also?
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Reason (R) Two or more fibre types in a fabric accept a different types of dye.
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Which one of the following is used as a mordant in dyeing and tanning industry?
Which of the following is/are an example(s) of audio-visual material, which can be used about cotton industry? I. While teaching about cotton industry, the teacher can show a video clipping to the students showing different stages of the industry. II. Using a chart with pictures and maps showing the locations of industrial centers of cotton industry. III. Organising a discussion among the students on the various uses of cotton.
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In a dye company, dark blue dye solution has a 27% concentration. Another lighter shade dye solution has an 11% concentration. How many liters’ of the second solution must be added to the 10L of the first solution to make a solution of 13% concentrated?