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How do antiseptics differ from disinfect...

How do antiseptics differ from disinfectants ? Give one example of each.

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Antiseptics are chemical substances which prevent the growth of microorganisms and may even kill them but are not harmful to human or animal tissues. For example, dettol and savlon. They are generally applied on wounds, cuts, ulcers and diseased skin surfaces. Furacin and soframycin are well known antiseptic creams
Disinfectants are chemical substances which kill microorganisms but are not safe to be applied to the living tissues. These are generally used to kill microorganisms present in the drains, toilets. Doors, etc Some common examples of disinfectants are phenol (`ge`1% solution) and chlorine (0.2 to 0.4 ppm).
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PRADEEP-CHEMISTRY IN EVERYDAY LIFE -NCERT EXERCISES
  1. Low level of noradrenaline is the cause of depression. What type of dr...

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  2. What is meant by the term ‘broad spectrum antibiotics’ ? Explain.

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  3. How do antiseptics differ from disinfectants ? Give one example of eac...

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  4. Why are cimetidine and ranitidine better antacids than sodium hydrogen...

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  5. Name a substance which can be used as an antiseptic as well as disinfe...

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  6. What are the main constituents of dettol ?

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  7. What is tincture of iodine ? What is its use ?

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  8. What are food preservatives ?

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  9. Why is use of aspartame limited to cold foods and drinks ?

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  10. What are artificial sweetening agents ? Give two examples.

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  11. Name the sweetening agent used in the preparation of sweets for a diab...

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  12. What problem arises in using alitame as artificial sweetener ?

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  13. How are synthetic detergents better than soaps ?

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  14. Explain the following terms with suitable examples : (a) Cationic de...

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  15. What are biodegradable and non-biodegradable detergents? Give one exam...

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  16. Why do soaps not work in hard water ?

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  17. Can you use soaps and synthetic detergents to check the hardness of wa...

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  18. Explain the cleansing action of soaps.

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  19. If water contains dissolved calcium hydrogencarbonate, out of soaps an...

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  20. Label the hydrophilic and hydrophobic parts in the following compounds...

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