Organic Chemistry Questions and Answers – Physical Properties of Ethers | Organic Chemistry Multiple Choice Questions and Answers

Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Questions
1 Which of the following is distinguish test for ether?
A Lucas test
B FeCl3 test
C Molisch test
D Zeisel test

Answer: Zeisel test
2 Which of the following statement is not true about ethers?
A The lower ethers are highly volatile and flammable
B Lower ethers also act as anaesthetics
C Ethers are not organic solvents
D Simple ethers (such as diethyl ether) are tasteless

Answer: Ethers are not organic solvents
Advertisement
Article and Schedule Quiz Start Test!
DOWNLOAD CURRENT AFFAIRS PDF FROM APP
3 Why ether is more volatile than an alcohol having the same molecular formula?
A dipolar character of ethers
B alcohols having resonance structures
C inter-molecular hydrogen bonding in ethers
D inter-molecular hydrogen bonding in alcohols

Answer: inter-molecular hydrogen bonding in alcohols
4 Why the boiling point of ethyl alcohol is much higher than that of dimethyl ether though both have the same molecular weight?
A Ether is insoluble in water
B Methyl groups are attached to oxygen in ether
C Dipole moment of ethyl alcohol is less
D Ethyl alcohol shows hydrogen bonding

Answer:Ethyl alcohol shows hydrogen bonding
5 Which of the following has lower boiling point than dimethyl ether?
A Pentane
B Propane
C Tetrahydrofuran
D n-butanol

Answer: Propane
6 Which of the following statements about ethers is incorrect?
A Ethers are flammable
B Ethers form peroxides by free radical oxidation
C Ethers are widely used as extraction solvents
D An ether oxygen can only be found within an acyclic carbon chain

Answer:An ether oxygen can only be found within an acyclic carbon chain
7 Which of the following product is formed, when ether is exposed to air?
A Oxide
B Alkanes
C Alkenes
D Peroxide of diethyl ether

Answer: Peroxide of diethyl ether
8 An organic compound A reacts with sodium metal and forms B. On heating with conc. H2SO4, A gives diethyl ether. What are A and B?
A C2H5OH and C2H5ONa
B C3H7OH and CH3ONa
C CH3OH and CH3ONa
D C4H9OH and C4H9ONa

Answer: C4H9OH and C4H9ONa
9 What is the smell of the diethyl ether?
A Vinegar
B Sweet smell
C Rotten egg
D Fish like smell

Answer: Sweet smell
10 Which of the following Is the correct reason for cyclic ether are miscible in water?
A Planer structure
B Larger size
C Molecular weight
D Hydrogen bonding

Answer: Hydrogen bonding

Random GK Questions

Q. Which of the following Englishmen was honored by Jahangir with title of ‘Khan’ ?
Q. The Judges of High Court are administered oath of office by
Q. According to Keynes, business cycle are due to variation in the rate of investment caused by fluctuations, in the
Q. National income include:
Q. The main constituent of biogas is
Q. Who was the winner of the Silver Ball in the FIFA World Cup 2014?
Assam Direct Recruitment Test Series

Teacher Eligibility Test

Assam Direct Recruitment Test Series