Solutions [JEE (Based on NTA Guidelines-IIT Engg.) Mains Chemistry]: Questions 7 - 12 of 121

Choose Programs:

📹 Video Course 2024 (0 Lectures [0 mins]): Offline Support

Rs. 100.00 -OR-

1 Month Validity (Multiple Devices)

Preview All LecturesDetails

⏳ 🎯 Online Tests (1 Tests [30 questions each]): NTA Pattern, Analytics & Explanations

Rs. 100.00 -OR-

3 Year Validity (Multiple Devices)

Sample TestsDetailsSee Demo

🎓 Study Material (159 Notes): 2024-2025 Syllabus

Rs. 350.00 -OR-

3 Year Validity (Multiple Devices)

Topic-wise Notes & SampleDetails

🎯 144 Numeric, 2994 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 650.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 7

Appeared in Year: 2016

Question MCQ▾

AIF3 is soluble in HF only in presence of KF. It is due to the formation of

Choices

Choice (4)Response

a.

K [AlF3H]

b.

AlH3

c.

K3 [AlF3H3]

d.

K3 [AlF6]

Edit

Question 8

Question MCQ▾

If solution contains 410.3g of per liter of solution at . If the density is 1.243 g/ml what will be the molarity of the solution.

Choices

Choice (4)Response

a.

1.486 M

b.

42.32 M

c.

4.186 M

d.

41.86 M

Edit

Question 9

Question MCQ▾

Which of the following property is not belong to colligative properties?

Choices

Choice (4)Response

a.

Elevation of freezing point

b.

Depletion in freezing point

c.

Osmotic Pressure

d.

Elevation of boiling point

Edit

Question 10

Question MCQ▾

If is the vapor pressure of pure solvent and is the vapor pressure of the solution, according to Raoul tin law

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 11

Question MCQ▾

What is the mole fraction of ethylacohol in a solution of total volume 95ml, prepared by adding 50ml of (density to 50 ml of water?

Choices

Choice (4)Response

a.

0.3124

b.

0.236

c.

0.8576

d.

0.362

Edit

Question 12

Question MCQ▾

Calculate the vapor pressure lowering called by addition of 50 g of sucrose (mol mass 342) to 500 g water if the vapor pressure of pure water at is 23.8 mm Hg?

Choices

Choice (4)Response

a.

12.40 mm Hg

b.

1.024 mm Hg

c.

0.124 mm Hg

d.

1.240 mm Hg

Edit