P-Block Elements Ques 45
Question: Suppose you have to determine the percentage of carbon dioxide in a sample of a gas available in a container. Which is the best absorbing material for the carbon dioxide
[Pb. PMT 2001]
Options:
A) Heated copper oxide
B) Cold, solid calcium chloride
C) Cold, solid calcium hydroxide
D) Heated charcoal
Show Answer
Answer:
Correct Answer: C
Solution:
$ CO_2 $ is acidic oxide and thus more effectively absorbed by an alkali.
