Solutions Question 352

Question: Which observation(s) reflect(s) colligative properties-

(i) A 0.5 m $ NaBr $ solution has a higher vapour pressure than a 0.5 m $ BaCl_2 $ solution at the same temperature (ii) Pure water freezes at the higher temperature than pure methanol (iii) A 0.1 m $ NaOH $ solution freezes at a lower temperature than pure water Choose the correct answer from the codes given below

Options:

A) (i), (ii) and (iii)

B) (i) and (ii)

C) (ii) and (iii)

D) (i) and (iiii)

Show Answer

Answer:

Correct Answer: D

Solution:

Colligative properties depends upon the no. of particles. Since methanol is non electrolyte hence cannot be considered.



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक