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Antiseptics and Disinfectants

Question 4Tin...

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Question 4
Tincture of iodine has antiseptic properties. This solution is made by dissolving

(a) iodine in potassium iodide
(b) iodine in vaseline
(c) iodine in water
(d) iodine in alcohol

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Solution

The answer is (d).
Tincture of iodine is made by dissolving iodine in alcohol.

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Q. Question 4
Tincture of iodine has antiseptic properties. This solution is made by dissolving

(a) iodine in potassium iodide
(b) iodine in vaseline
(c) iodine in water
(d) iodine in alcohol

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(d) iodine in alcohol

Q. Tincture of iodine is prepared by dissolving iodine in:

Q. 3% solution of iodine in alcohol is used as antiseptic. what amount of iodine is required to prepare 250 ml of this solution.

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(a) evaporation
(b) simple distillation
(c) fractional distillation
(d) crystallisation

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Antiseptics and Disinfectants

Standard VII Biology

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