9th Chapter

11th Class Chemistry Chapter 9 Test

First Year Chemistry Chapter 9 Online MCQ Test for 1st Year Chemistry Chapter 9 Solutions Preparation


This online test contains MCQs about following topics:

Reversible and Irreversible Reactions - Applications of Chemical Equilibrium in Industry - Ionic Product of Water - Ionization Constant of Acids - Ionization Constant of Bases - Lowry Bronsted Acid and Base Concept - Common Ion Effect - Buffer Solutions - Solubility Product

FSC Part 1 Chemistry Ch. 9 Test

Start Chemistry Ch. 9 Test

FSC Part 1 Chemistry Chapter Wise Test
(English Medium)

First Year Chemistry Chapter 9 Online MCQ Test for 1st Year Chemistry Chapter 9 Solutions Preparation

Sr. # Questions Answers Choice
1 18 g of glucose is dissolved in 90 g of water. The relative lowering of vapour pressure is equal to
  • A. 1/5
  • B. 5.1
  • C. 1/51
  • D. 6
2 Which one of the following salts dissolved in water to form a solution with a pH greater than 7
  • A. NaCl
  • B. CuSO4
  • C. Na2CO3
  • D. NH4Cl
3 Molal boiling constant for water is 0.52 <sup>o</sup>C. If 6 g of urea is dissolved in 100 g of water, what will be its boiling point.
  • A. 100.52 <sup>o</sup>C
  • B. -100.52<sup>o</sup>C
  • C. 100<sup>o</sup>C
  • D. 99<sup>o</sup>C
4 Which of the following solutions will have the highest boiling point
  • A. 0.1 M NaCI
  • B. 0.1 M CaCI<sub>2</sub>
  • C. 0.1 M FeCI<sub>3</sub>
  • D. 0.1 M glucose
5 Two solution of NaCI and KCI are prepared separately by dissolving same moles of them in the fixed amount of solvent. Which of the following statements is true for these solution
  • A. KCI solution will have higher boiling point than NaCI solution
  • B. Both the solutions have different boiling point
  • C. KCI and NaCI solution possess same vapour pressure
  • D. KCI solution possesses lower freezing point than NaCI solution
6 In case of non volatile solute, lowering of vapour pressure is proportional to.
  • A. Mass fraction of solute
  • B. Mole fraction of solvent
  • C. Mole fraction of solute
  • D. None of the above
7 The relative lowering of vapour pressure is equal to the mole fraction of the solute. This law is known as
  • A. Ostwald dilution law
  • B. Raoult's law
  • C. Vant hoff's law
  • D. Henry's law
8 Depression of freezing point method is used for determination of molar masses of
  • A. Electrolytes
  • B. Non-volatile solids
  • C. Volatile solids
  • D. Volatile liquids
9 Solubility of which substance decreases by increasing temperature.
  • A. NaNO3
  • B. KNO2
  • C. NaCl
  • D. Ce2(SO4)3
10 The molal boiling point constant is the ration of the elevation in boiling point to
  • A. Molarity
  • B. Molality
  • C. Mole fraction of solvent
  • D. Mole fraction of solute

Top Scorers of Chemistry Fsc Part 1 Chapter 9 Online Test

C

Ch Irtaza Muneeb

Lahore08 - Mar - 2025

17/17
44 Sec
C

Ch Irtaza Muneeb

Lahore08 - Mar - 2025

17/17
48 Sec
A

AMNA MUFTI

Lahore02 - Feb - 2025

17/17
50 Sec
C

Ch Irtaza Muneeb

Lahore08 - Mar - 2025

17/17
55 Sec
C

Choti Bhen

Lahore10 - Mar - 2025

17/17
01 Mins 01 Sec
C

Ch Irtaza Muneeb

Lahore08 - Mar - 2025

17/17
01 Mins 10 Sec
M

Muhammad Zain Azeem

Lahore02 - Feb - 2025

17/17
01 Mins 30 Sec
A

AMNA MUFTI

Lahore02 - Feb - 2025

16/17
34 Sec
A

AMNA MUFTI

Lahore02 - Feb - 2025

16/17
39 Sec
A

Ali Bhutta

Lahore10 - Mar - 2025

16/17
45 Sec
A

Ali Bhutta

Lahore10 - Mar - 2025

16/17
49 Sec
C

Ch Irtaza Muneeb

Lahore08 - Mar - 2025

16/17
01 Mins 02 Sec
A

Azaan Ashraf

Lahore03 - Feb - 2025

16/17
01 Mins 13 Sec
C

Ch Irtaza Muneeb

Lahore08 - Mar - 2025

16/17
01 Mins 15 Sec
M

Muhammad Zain Azeem

Lahore02 - Feb - 2025

16/17
01 Mins 21 Sec

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