Solutions-Depression of Freezing Point [JEE (Based on NTA Guidelines-IIT Engg.) Advanced Chemistry]: Questions 1 - 2 of 2
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Question 1
Appeared in Year: 2006
Question MCQ▾
of (Phenol) is dissolved in a solvent of . If the depression in freezing point is , then find the percentage of phenol that dimerises. (IITJ)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. | 5 |
Question 2
Question MCQ▾
A certain mass of a substance when dissolved in lowers the freezing point by . The same mass of solute dissolved in of water lowers the freezing point by . If the substance has normal molecular weight in benzene and it completely dissociated in , into how many ions does it dissociate in water? for and are and respectively.
Choices
Choice (4) | Response | |
---|---|---|
a. | 2 | |
b. | 1 | |
c. | 3 | |
d. | 4 |