| 1. | LPG contain? |
| a. | | Carbon-di-oxide and hydrogen |
| b. | | Hydrogen and oxygen |
| c. | | Hydrogen and nitrogen |
| d. | | Propane and butane
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| 2. | a hydrocarbon decoulorised the KMnO4 and Br2 solutions and forms salt with NaOH it may be.. |
| a. | | ethyne |
| b. | | ethene |
| c. | | ethane |
| d. | | propene
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| 3. | a nuclophile can not attack on benzene ring due to presence of ..... |
| a. | | polarity in benzene |
| b. | | carbon and hydrogen only |
| c. | | planar structure of benzene |
| d. | | pi- electronic cloud in benzene
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| 4. | carbonyl group in aldehydes and ketones.. |
| a. | | is electrophilic in nature |
| b. | | has a pi- bond |
| c. | | may undergo addition reactions |
| d. | | all of these
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| 5. | the fallowing set of compounds evolve H2 gas when react with sodium metal.... |
| a. | | alcohols , carboxylic acids , alkyl halides |
| b. | | alcohols , carboxylic acids , phenols |
| c. | | carboxylic acids , alcohols , amines |
| d. | | phenls , amines , aldehydes
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| 6. | ascorbic acid is essential for healthy life because it is.... |
| a. | | vitamin C |
| b. | | protien |
| c. | | amino acid |
| d. | | carbohydrate
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| 7. | the sun light is responsible to produce fallowing on human body... |
| a. | | protiens |
| b. | | vitamin D |
| c. | | oil layer |
| d. | | skin pigment
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| 8. | the fallowing are also known as Bio-catalyst |
| a. | | acids |
| b. | | enzymes |
| c. | | protiens |
| d. | | lipids
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| 9. | the ist man made fiber (polymer) is... |
| a. | | rayon |
| b. | | nylon |
| c. | | terylene |
| d. | | decaron
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| 10. | the most basic amines are.... |
| a. | | methyl amine |
| b. | | all primary amines |
| c. | | secondary amines |
| d. | | tertiary amines
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| 11. | a chlorine atom attached to the alpha position of acetic acid.... |
| a. | | increases the acidic strength |
| b. | | decreases the acidic strength |
| c. | | does not affects the acidic strength |
| d. | | is responsible for decarboxylatio
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| 12. | C6H5-OH (phenol) may be converted into benzene by reacting with.... |
| a. | | LiAlH4 aquous |
| b. | | H2 +Ni+Heat |
| c. | | C2H5-OH + Na |
| d. | | Zn dust + heat
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| 13. | water derivatives are |
| a. | | alcohol,aldehyde.phenol |
| b. | | ether,ketone.alcohol |
| c. | | alcohol,ether.phenol |
| d. | | all of these
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| 14. | The gas responsible for most of the fatal explosions in coal mines is |
| a. | | methane |
| b. | | ethene |
| c. | | ethane |
| d. | | butane
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| 15. | Methoxy benzence is |
| a. | | Amide |
| b. | | Annisole |
| c. | | Alhyl haladide |
| d. | | none of these
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| 16. | glyoxyal is the derivative of |
| a. | | benzene |
| b. | | alcohol |
| c. | | phenol |
| d. | | none
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| By: ukwu raymond,c. on Aug 31, 2011 |
| | organic chemistry is fantastic |
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| By: Girish Chandra Sarma on Jun 17, 2011 |
| | The field of Organic Chemistry is Very Very Wide. The most important Chapter is Natural Alkaloids and Hormones.
The synthesis of these alkaloid and hormones may bring a revolution in the human history. |
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| | organic chemistry is a lot of fun. It requires a lot of hardwork and perseverence.Like some bars of chocolate, you just can't have enough. |
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| By: Girish Chandra Sarma on Aug 27, 2009 |
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| By: Girish Chandra Sarma on Jun 18, 2009 |
| | Very interesting quiz.
Girish. Ch. Sarma
18.06.2009
Guwahati |
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| By: dadmir on Jun 10, 2009 |
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| By: teressa fire on Jun 8, 2009 |
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