Home: Chemistry MCQs
Q. When ethene reacts with HBr, the compound formed is
(A) Br-CH2-CH2-Br
(B) CH3-CH2-Br
(C) Acetylene
(D) CH3-CH2-CH3
The answer is: (B) CH3-CH2-Br ☑
Q. Which of the following statement is not true for alkynes?
(A) They do not perform Baeyer’s Test
(B) They undergo addition reaction
(C) They burn to form CO2
(D) They contain a triple bond
The answer is: (A) They do not perform Baeyer’s Test ☑
Q. All the member of alkane series has?
(A) All types of bonds
(B) All single bonds
(C) At least one double bond
(D) At least one triple bond
The answer is: (B) All single bonds ☑
Q. Baeyer’s reagent is?
(A) Acidic KMnO4
(B) Hot KMnO4
(C) Concentrated KMnO4
(D) Alkaline KMnO4
The answer is: (D) Alkaline KMnO4 ☑
Q. Which one gives carboxylic acid with alkaline KMnO4 ?
(A) Ethane
(B) Ethene
(C) Acetylene
(D) Methane
The answer is: (C) Acetylene ☑