ECAT Pre Engineering Chemistry Chapter 9 MCQ Test With Answer for Chemistry chapter 9 (Solutions)

ECAT Pre Engineering Chemistry Ch 9 Test
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MCQ's Test For ECAT Chemistry Chapter 9 Solutions Online Test

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ECAT Chemistry Chapter 9 Solutions Online Test

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Question # 1

A solution containing maximum amount of solute dissolved at a given temperature is called

Question # 2

50 mL of 10 N H2SO4. 25mL of 12 N Hcl and 40 mL of 5N HNO3are mixed and the volume of the mixture is made 100 mL by adding water. The normality of resulting will be

Question # 3

The concentration units independent of temperature would be

Question # 4

If ionic product of a solution is greater than solubility product, the solution is

Question # 5

The weight of pure NaOH required to prepare 250 cm3of 0.1 N solution is

Question # 6

In which type of following solutions the total volume of solutions may not be necessarily equal to sum of volumes of solute and solvent ?

Question # 7

Which of the following is a colligative property?

Question # 8

The freezing point of 1 molal NaCl solution assuming NaCl to be 100% dissociated in water in

Question # 9

In which type of following solutions we don't know the total volume of the solutions :

Question # 10

Which substances are mixed to form a buffer solution?

Question # 11

The substance which contains the water of crystallization is called

Question # 12

Solubility cure of Na2SO410H2shows

Question # 13

Which of the following will have the highest boiling point at 1 atm pressure?

Question # 14

Two solutions of NaCl and KCl are prepared separately by dissolving 0.1 M of the solute in water. Which of the following statements is not true for these solution

Question # 15

The molal elevation constant is the ratio of the elevation in boiling point to

Question # 16

Which is independent of temperature

Question # 17

Number of moles of the solute dissolved per dm3of the solution is knows as

Question # 18

Which statement is not true. A solution is a homogeneous mixture of

Question # 19

The sum of mole fractions (X) of components of solution is equal to

Question # 20

If the ionic product of a solution is less than the solubility product, the solution is

Question # 21

The solutions of NaCl and KCl are prepared separately by dissolving same amount of solute in water, which of the following statements is true fro these solutions ?

Question # 22

Units of molarity are

Question # 23

Number of moles of solute dissolved in 1 Kg of solvent is knowns as

Question # 24

Osmotic pressure of a solution increases by

Question # 25

The relative lowering of vapour pressure is equal to the mole fraction of the solute, This law is called

Question # 26

Which of the following liquid pairs shown a positive deviation from Raoult's law

Question # 27

10 ml of 1.5 M NaOH solution is neutralized by 20 ml of a-M HCl solution. The value of 'a' will be

Question # 28

Hydrolysis of potassium acetate produces

Question # 29

A solution sucrose is 34.2%. The volume of solution containing one mole of solute :

Question # 30

Which of the following aqueous solutions have the lowest freezing point

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