Q38.Which one of the following 0. 10 M aqueous solutions will exhibit the largest freezing point depression? (1) glycine (2) hydrazine (3) KHSO4 (4) glucose
What This Question Tests
The question tests the understanding of freezing point depression as a colligative property and the influence of the van't Hoff factor (i) on its magnitude for different types of solutes.
Concepts Tested
Formulas Used
ΔT_f = i * K_f * m
📚 NCERT Sections This Tests
1.32 — Calculate The Depression In The Freezing Point Of Water When 10 G Of
Chemistry Class 11 · Chapter 1
1.32 Calculate the depression in the freezing point of water when 10 g of CH3CH2CHClCOOH is added to 250 g of water. Ka = 1.4 × 10–3, Kf = 1.86 K kg mol–1. 1.33 19.5 g of CH2FCOOH is dissolved in 500 g of water. The depression in the freezing point of water observed is 1.00 C. Calculate the van’t Hoff factor and dissociation constant of fluoroacetic acid.
1.34 — Vapour Pressure Of Water At 293 K Is 17.535 Mm Hg. Calculate The Vapour
Chemistry Class 11 · Chapter 1
1.34 Vapour pressure of water at 293 K is 17.535 mm Hg. Calculate the vapour pressure of water at 293 K when 25 g of glucose is dissolved in 450 g of water.
1.31 — The Depression In Freezing Point Of Water Observed For The Same Amount Of
Chemistry Class 11 · Chapter 1
1.31 The depression in freezing point of water observed for the same amount of acetic acid, trichloroacetic acid and trifluoroacetic acid increases in the order given above. Explain briefly.
📋 Question Details
- Chapter
- Solutions
- Topic
- Colligative properties (Freezing point depression)
- Year
- 2021
- Shift
- 31 Aug Shift 1
- Q Number
- Q38
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 2: Solutions
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