Question

# A purple coloured non-metal forms a brown solution in alcohol which is applied on wounds as an antiseptic. Name the non-metal.

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Solution

## The purple-colored non-metal that forms a brown solution in alcohol and is applied on wounds as an antiseptic is Iodine$\left(\mathrm{I}\right)$Iodine is slightly soluble in water and gives a yellowish-brown solution. Brown solution is formed with alcohol. Alcoholic solution of Iodine is used as a tincture of iodine (2-3 % solution of iodine in dilute alcohol) or as Lugol’s iodine solution as a pre and postoperative antiseptic to heal the wounds.Antiseptics: Chemical substances that have the property of preventing the growth of infection-causing microorganisms by applying them to the skin or other tissues of our body. Example: Iodine

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