Advertisements
Advertisements
Question
Which of the following is the best reagent to distinguish between ethylene and acetylene?
P Bromine water
Q Ammoniacal silver nitrate solution
R Acidified potassium dichromate solution
Options
Only P
Only Q
Both P and Q
Both Q and R
MCQ
Advertisements
Solution
Only Q
Explanation:
Ammoniacal silver nitrate solution reacts with acetylene to form a precipitate of silver acetylide, but ethylene does not react.
Bromine water is decolourised by both ethylene and acetylene, so it cannot distinguish them.
shaalaa.com
Is there an error in this question or solution?
