SarkariPYQ

SSC GD 2019 PYQ — Question 33

SSC GD Constable (English) - 11 March 2019 Shift 3 • General Awareness • Q33

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A stain of curry on a white cloth become reddish brown when soap is used because the soap is:

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Correct answer: D

Explanation

The correct answer is option 4 i.e. Basic in nature.

  • A stain of curry on a white cloth become reddish-brown when soap is used because the soap is basic in nature.
  • Because of the turmeric present in the curry, it reacts with the sodium hydroxide present in the soap and this reaction develops a reddish-brown colour.