Entry Test MCQ :: Organic Chemistry

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11.

First organic compound synthesized in laboratory was

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

12.

A double bond consists of

A.	Two sigma bonds	B.	Two Pi bonds
C.	One sigma and one Pi bonds	D.	One sigma and two Pi bonds

13.

The property of carbon chain formation is called

A.	catenation	B.	hybridization
C.	polymerization	D.	solvation

14.

Chemical properties of first member of homologous series with respect to other members are

A.	same	B.	different
C.	depends upon number of C atoms	D.	depends upon number of H atoms

15.

The organic compounds having very high molecular weight are called

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

16.

Compounds having same molecular formula but differ in structural formula are called

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

17.

Rate of reactions of most organic compounds are

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

18.

Organic compounds are soluble in

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

19.

Coal is produced after a long time decay of

A.	animals	B.	fossils
C.	wood	D.	all of the above

20.

Methane is used in power generation in chemical industries being a

A.	natural gas	B.	good caloric value
C.	cheaper	D.	All