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Why do soaps not work in hard water?...

Why do soaps not work in hard water?

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ASSAM ACADEMIC CENTRE-Chemistry in Everyday Life -Example
  1. What is tincture of iodine? What is its use?

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  2. What are biodegradable & non-biodegradable detergents? Give one exampl...

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  3. Why do soaps not work in hard water?

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  4. Give two examples of analgesics and antipyretics.

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  5. What is antibiotic? Give the name of the first antibiotic discovered.

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  6. Why are synthetic detergents preferred to soaps in washing machines?

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  7. Justify the following: Sleeping pills are recommended to patient suffe...

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  8. Explain the following terms with suitable examples in each case. Broad...

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  9. Explain the following terms with suitable examples in each case. Anion...

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  10. Name a broad spectrum antibiotic and state two diseases for which it i...

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  11. Which alkaloid is used for hypertension?

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  12. Which alkaloid is used for the malaria fever?

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  13. Define the term chemotherapy.

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  14. Describe the following with suitable examples of chemicals: Antipyreti...

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  15. Describe the following with suitable examples of chemicals: Antiseptic...

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  16. Write how antiseptics differ from disinfec-tants.

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  17. Give one important use of each of the following: Bithional

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  18. Give one important use of each of the following: Chloramphenicol

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  19. Give one important use of each of the following: Streptomycin

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  20. Give one important use of each of the following: Paracetamol

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