Chemistry Class 10th
141. Paraffins are also called as:
A) Interjection
B) Conjunction
C) Pronoun
D) Noun
142. Parrafins are is derived from Latin word, meaning:
A) Heavy
B) Light Weight
C) Light Affinity
D) None of the above
143. Alkanes are generally less reactive:
A) True
B) False
144. Organic compounds that differ by –CH2- is referred as:
A) Heterogeneous Group
B) Homogenous Group
C) Homogenous Series
D) Hydrocarbon series
145. Each member of homogenous series is called as:
A) Hydrocarbon
B) Homologue
C) Both A and B
D) None of the above
146. Which of the following the characteristic of a Homogenous series:
A) They have Same General Formula
B) They have same chemical properties
C) They have similar production methods
D) All of the above
147. Alkyl Molecule is formed by:
A) Removal of a Hydrogen atom from alkane
B) Addition of a Hydrogen atom to alkane
C) Removal of Carbon Atom from Alkane
D) Addition of Carbon atom to Alkane
148. The Functional group of Alcohol is:
A) –CHO
B) –OH
C) –CO-
D) –X
149. –O- is the functional group of:
A) Alcohol
B) Ketones
C) Aldehydes
D) Ethers
150. Carbonyl Carbon is the functional group of:
A) Alcohols
B) Ethers
C) Carboxylic Acid
D) Aldehydes
151. Organic Compounds having Nitrogen as the functional group:
A) Alkyl Halide
B) Amines
C) Alcohols
D) Aldehydes
152. The compounds C6H12 must have:
A) All single bonds
B) At least one double bond
C) At least one triple bond
D) All double bonds
153. Which of the following is an inorganic compound:
A) CH4
B) CH3OH
C)NaCN
D) CH3Cl
154. Alkyl Halid is composed of carbon, hydrogen and
A) Oxygen
B) Nitrogen
C) Halogen
D) Sulphur
155. Unsaturated Hydrocarbon is:
A) C3H8
B) C2H6
C) C3H6
D) CH4
156. Natural gas Is composed of:
A) CH4
B) C2H8
C) C2H6
D) C2H2
157. Catenation is linkage of carbon with other:
A) Oxygen Atom
B) Carbon Atoms
C) Nitrogen Atoms
D) Halogens
158. Oxygen is attached on both side to carbon atom in:
A) Alcohol
B) Ketone
C) Aldehyde
D) Ether
159. The Hydrocarbons are the ________ type of organic compounds
A) Simplest
B) Complex
C) Largest
D) None of the above
160. Hydrocarbons are composed of:
A) Carbon
B) Hydrogen
C) Oxygen
D) A and B