CBSE - Carbon and Its Compounds

1 Carbon and its Compounds 

The allotrope of carbon in amorphous form among the following is .......

(1) Diamond
(2) Graphite
(3) Buckministerfullerene
(4) Coal

2 Carbon and its Compounds 

Which of the following substance is used for unsaturation test of hydrocarbons

(1) Br₂  solution 
(2) Baeyer's reagent 
(3) Ethylene glycol 
(4) A and B both

3 Carbon and its Compounds 

Which of the following class of organic compound does not contain (C = O) group in some form ?

(1) Aldehydes
(2) Ethers
(3) Carboxylic acids
(4) Esters

4 Carbon and its Compounds 

Which of the following organic molecules does not have carbon-carbon double bond

(1) C₃H₄O
(2) C₃H₄O₂
(3) C₃H₈O
(4) C₆H₆O

5 Carbon and its Compounds 

The functional group in aldehyde is

(1)   (2)  (3)   (4) 

6 Carbon and its Compounds 

Chemical formula of Teflon is-

(1) (-CF₂-CF₂-)_n 
(2)
(3) (-CH₂-CH₂-)_n
(4) None

7 Carbon and its Compounds 

An organic compound which is used to preserve biological specimen is 

(1) ether 
(2) methanal 
(3) ethanal 
(4) ethanol

8 Carbon and its Compounds 

Property of self-combination of the atoms of the same element to form long chains is known as

(1) Protonation
(2) Carbonation
(3) Coronation
(4) Catenation

9 Carbon and its Compounds 

Chlorine reacts with saturated hydrocarbons at room temperature in the

(1) absence of sunlight
(2) presence of sunlight
(3) absence of moisture
(4) presence of H₂SO₄ 

10 Carbon and its Compounds 

An organic compound butanal has functional group

(1) Aldehyde
(2) Ketone
(3) Alcohol
(4) Amine