Main source of organic compounds is__________________?

Related Mcqs:

1. Organic compounds that are essentially nonpolar and exhibit weak intermolecular forces have________________?

   A. Low melting points
   B. Low vapour pressure
   C. High boiling points
   D. High electrical conductivity

2. Organic compounds are soluble in ____________________?

   A. polar solvent
   B. non-polar solvent
   C. alkalies
   D. water

3. The organic compounds having very high molecular weight are called _________________?

   A. carboxylic acids
   B. ketones
   C. aldehydes
   D. polymers

4. Rate of reactions of most organic compounds are____________________?

   A. very slow
   B. very fast
   C. slow
   D. no regular character present

5. Compounds having same molecular formula but differ in structural formula are called __________________?

   A. polymer
   B. monomer
   C. isomer
   D. allotropes

6. Which one of the following compounds shows intense knocking ?

   A. n-pentane
   B. iso-heptane
   C. iso-octane
   D. n-heptane

7. The first organic compound was synthesized in laboratory by_________________?

   A. Wohler
   B. Kolbe
   C. Berzilius
   D. Berthelot

8. First organic compound synthesized in laboratory was _________________?

   A. tartaric acid
   B. ethyl alcohol
   C. methanol
   D. urea

9. Crude oil is blackish coloured liquid produced after the decay of organic matter present between_________________?

   A. earth layer
   B. mountains
   C. sedimentary rocks
   D. rocks

10. Isomerism which is present only in alkene is__________________?

    A. structural isomerism
    B. metamerism
    C. cis-trans isomerism
    D. both b and c