Class 12th Chemistry Chapter Solution free mcq test quiz: Chapter 2

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12th Chemistry Chapter 2 Solution

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1. A solution containing 1.8 g of a compound (empirical formula CH₂O) in 40 g of water is observed to freeze at –0.465° C. The molecular formula of the compound is (K_f of water = 1.86 kg K mol^–1)

C₂H₄O₂

C₃H₆O₃

C₄H₈O₄

C₆H₁₂O₆

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2 / 10

2. Pure benzene freezes at 5.45°C. A 0.374 m solution of tetrachloroethane in benzene freezes at 3.55°C. The Kf for benzene is:

0.508

5.08

50.8

508

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3 / 10

3. The vapour pressure of benzene at 30°C is 121.8 mm. By adding 15 g of non-volatile solute in 250 g of benzene, its vapour pressure is decreased to 120.2 mm. The molecular weight of solute is :

156.6 g

267.4 g

356.3 g

467.4 g

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4 / 10

4. 1 M, 2.5 litre NaOH solution is mixed with another 0.5 M, 3 litre NaOH solution. Then find out the molarity of resultant solution

0.80 M

1.0 M

0.73 M

0.50 M

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5 / 10

5. The molarity of the solution containing 7.1 g of Na2SO4 in 100 ml of aqueous solution is

2 M

0.5 M

1 M

0.05 M

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6. An X molal solution of a compound in benzene has mole fraction of solute equal to 0.2. The value of X is

14

3.2

1.4

2

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7 / 10

7. The value of Henry's constant KH is _______.

greater for gases with higher solubility.

greater for gases with lower solubility.

constant for all gases.

not related to the solubility of gases.

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8 / 10

8. Which of the following concentration unit is independent of temperature?

Normality

Molarity

Formality

Molality

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9. 4.0 g of NaOH is dissolved in 100 ml solution. The normality of the solution is

0.1 N

0.5 N

4.0 N

1.0 N

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10. Which of the following concentration terms is/are independent of temperature?

Molality only

Molality and mole fraction

Molarity and mole fraction

Molality and normality

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Chapter wise quiz of XII class chemistry

Welcome to our comprehensive Class 12 Chemistry Chapter 2 Solutions Free Test Quiz! Attempt Class 12th Chemistry Chapter Solution. We understand the importance of mastering this essential chapter to excel in your board exams and beyond. This quiz is designed to assess your understanding of solutions and aid in identifying areas that require further study. Prepare yourself for success as we provide you with an interactive and insightful test that covers the key concepts of Chapter 2.

Understanding Class 12 Chemistry Chapter 2 – Solutions: Chapter 2 of Class 12 Chemistry delves into the intriguing world of solutions. Solutions are a crucial aspect of chemistry, as they represent a homogenous mixture of two or more substances. This chapter introduces students to various aspects of solutions, such as their types, concentration, colligative properties, and more. A solid grasp of these concepts is vital, as they serve as the foundation for more complex topics in higher classes and higher education. Download NCERT PDF Chemistry for this quiz.

Why Take the Free Test Quiz?

1. Self-Assessment: The free test quiz allows you to gauge your comprehension of solutions. It helps identify areas where you are strong and areas that may need improvement, allowing you to tailor your study approach accordingly.
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1. Revise the Chapter: Before attempting the quiz, review Class 12 Chemistry Chapter 2 on solutions thoroughly. Pay attention to key concepts, definitions, formulas, and types of solutions.
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3. Collaborate with Peers: Discussing concepts with classmates or forming study groups can offer new perspectives and help solidify your understanding of solutions.
4. Online Resources: Utilize online resources like educational websites, interactive videos, and e-books to further enhance your knowledge.

Instructions for the Class 12 Chemistry Chapter 2 Solutions Free Test Quiz:

1. The quiz consists of multiple-choice questions (MCQs).
2. Each question has four options; choose the one you believe is correct.
3. There is a time limit for each question, so try to answer within the specified time to simulate exam conditions.
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FAQs for Class 12th Chemistry Chapter 2 Solutions Free Test Quiz

Conclusion: The Class 12 Chemistry Chapter 2 Solutions Free Test Quiz is an excellent opportunity to assess your understanding of solutions and prepare yourself for the final exams. Remember, regular practice and self-assessment are key to success in any subject. So, gear up, take the quiz, and embark on your journey to mastery in chemistry!

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