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What are antibiotics? Give two examples....

What are antibiotics? Give two examples.

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Antibiotics : Antibiotic is drug derived from living matter or micro-organism, used to kill or prevent the growth of other micro-organisms.
(i) Broad spectrum antibiotics : Chloramphenicol, Ampicillin.
(ii) Narrow spectrum antibiotics : Penicillin
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GURUKUL PUBLICATION - MAHARASHTRA PREVIOUS YEAR PAPERS- MARCH 2015-Section II
  1. Which of the following complexes will give a white precipitate on trea...

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  2. What is geometry of chromate ion ?

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  3. Primary and secondary nitroalkanes containing alpha-H atom show proper...

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  4. In phenol carbal atom attached to -OH group undergoes :

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  5. Identify the strongest acid amongst the followings :

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  6. Which of the following vitamins is water soluble ?

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  7. FRIEDEL CRAFT ACYLATION

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  8. How is ethyl amine prepared from methyl iodide ?

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  9. What are antibiotics? Give two examples.

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  10. Explain, why are boiling points of carboxylic acids higher than corres...

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  11. How are polymers classified on the basis of molecular forces?

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  12. What are interstitial compounds ? Why do these compounds have melting ...

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  13. Write the structures and IUPAC names of the following compounds : (a...

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  14. Explain with example, branched and linear polymers.

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  15. On the basis of valence bond theory explain the nature of bonding in [...

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  16. What is meant by lanthanoids contraction ? What effect does it have o...

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  17. Write mechanism of Aldol addition reaction.

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  18. Define carbohydrates. What are reducing and non reducing sugars ?

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  19. Write a note on Gabriel phthalimide synthesis. What are biodegradabl...

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  20. How is carbolic acid prepared from the following compounds : (i) Ani...

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