Solutions Test

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Solutions Test - 23

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Weekly Quiz Competition

Question 1
4 / -1

The elevation in boiling point of a solution of 13.44 g of CuCl₂ in 1 kg of water using the following information will be (molecular weight of CuCl₂ =134.4 and k_b = 0.52 Km^-1 )

A
0.16

B
0.05

C
0.1

D
0.2
Question 2
4 / -1

One gram of silver gets distributed between 10 cm³ of molten zinc and 100 cm³ of molten lead at 800°C. The percentage of silver still left in the lead layer in approximately. Distributed coefficient = 300

A
2

B
5

C
3

D
1
Question 3
4 / -1

Which of the following correctly represents Henry’s law?

A
m = k_Hp

B
x_A = k_Hp_A

C
p_A = k_Hx_A

D
All of these
Question 4
4 / -1

In liquid CCl₄, which of the following has maximum solubility?

A
Cl₂

B
Br₂

C
I₂

D
NaCl
Question 5
4 / -1

For an aqueous solution of the same solute

A
1M = 1m

B
1M > 1m

C
1m > 1M

D
Any of these is possible
Question 6
4 / -1

Blood has been found to be isotonic with

A
Conc. NaCl solution

B
Very dil. NaCl solution

C
Normal saline solution

D
Saturated NaCl solution
Question 7
4 / -1

Molal elevation constant and molal depression constant for water respectively (in ^oC/m) are

A
0.52, 1.86

B
1.86, 0.52

C
1.52, 0.86

D
0.86, 1.52
Question 8
4 / -1

The depression in freezing point of 0.1 M aqueous solutions of HCl, CuSO₄ and K₂ SO₄ are in the ratio

A
1 : 1 : 1

B
1 : 2 : 3

C
1 : 1 : 1 : 5

D
2 : 4 : 3
Question 9
4 / -1

The ratio of the colligative property of NaCl solution to that of the glucose solution of the same molality is about

A
0.5

B
1

C
1.5

D
2

Solution
Question 10
4 / -1

Which of the following compounds corresponds to van’t Hoff factor (i) to be equal to 2 for dilute solution?

A
K₂SO₄

B
NaHSO₄

C
Sugar

D
MgSO₄

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Solutions Test - 23

Result

Solutions Test - 23

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Question 1

0.16

0.05

0.1

0.2

Question 2

2

5

3

1

Question 3

m = kHp

xA = kHpA

pA = kHxA

All of these

Question 4

Cl2

Br2

I2

NaCl

Question 5

1M = 1m

1M > 1m

1m > 1M

Any of these is possible

Question 6

Conc. NaCl solution

Very dil. NaCl solution

Normal saline solution

Saturated NaCl solution

Question 7

0.52, 1.86

1.86, 0.52

1.52, 0.86

0.86, 1.52

Question 8

1 : 1 : 1

1 : 2 : 3

1 : 1 : 1 : 5

2 : 4 : 3

Question 9

0.5

1

1.5

2

Solution

Question 10

K2SO4

NaHSO4

Sugar

MgSO4

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m = k_Hp

x_A = k_Hp_A

p_A = k_Hx_A

Cl₂

Br₂

I₂

K₂SO₄

NaHSO₄

MgSO₄