Weighed salts Y and Z were left exposed in the laboratory overnight. In the morning Y had gained weight, and Z had become liquid. What conclusion could be drawn about the nature of the two salts?
A. Z is efflorescent B. Y and Z are efflorescent C. Y and Z are deliquescent D. Y and Z are hygroscopic E. Y is deliquescent
Correct Answer: C
Explanation
A deliquescent compound is a compound that, on exposure to the atmosphere, tends to absorb moisture from the atmosphere in large quantities. Hence, Y and Z are DELIQUESCENT.
