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Class 10 Chemistry Chapter 14 Test 6 | Punjab Board 2027

Class 10 Chemistry Chapter 14 Test No. 6

Prepare for your upcoming examinations with the Class 10 Chemistry Chapter 14 Full Chapter Test 6, covering State of Matter and Phase Changes according to the Punjab Board 2027 Model Papers. This Chemistry practice test is designed to help students revise important concepts through multiple-choice questions (MCQs), short-answer questions, and long questions. It covers key topics such as evaporation, condensation, sublimation, deposition, diffusion, internal energy, and changes in the physical states of matter. Students preparing for the 10th Class Chemistry examination can use this chapter-wise test to evaluate their understanding, improve their exam preparation, and practise questions aligned with the Punjab Boards syllabus and the new paper pattern.

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Chapter: 14 Total Time: 35 min

CHAPTER WISE CLASS TEST

(Test # 6)

Chemistry Total Marks: 25
ABCD
1ⒶⒷⒸⒹ
2ⒶⒷⒸⒹ
3ⒶⒷⒸⒹ
ABCD
4ⒶⒷⒸⒹ
5ⒶⒷⒸⒹ
6ⒶⒷⒸⒹ
ABCD
7ⒶⒷⒸⒹ
8ⒶⒷⒸⒹ
NOTE: Four possible answers A, B, C and D to each question are given. The choice which you think is correct, fill that circle in front of that question with Marker or Pen ink. Cutting or filling two or more circles will result in zero mark in that question.
TIME: 10 Min OBJECTIVE MARKS: 8
Q.1: (08)

1. How does the process of evaporation depend on the force of attraction present among the molecules of a liquid?

(A) It decreases with the increasing strength of attraction. (B) It increases with the increasing strength of attraction. (C) It is independent of the strength of the force of attraction. (D) It first increases and then decreases with the increasing strength of the force of attraction.

2. Deposition is the reverse process of:

(A) Melting (B) Sublimation (C) Boiling (D) Evaporation

3. Which gas will diffuse at the fastest rate?

(A) HCl (B) SO2 (C) H2S (D) CO2

4. Diffusion is a:

(A) Forced process (B) Chemical change (C) Spontaneous process (D) Physical reaction

5. The phase changes A and B in the following process:

(A) Melting, evaporating (B) Condensation, melting (C) Condensation, freezing (D) Boiling, freezing

6. Medicines taken orally are mainly absorbed in:

(A) Liver (B) Heart (C) Stomach and intestine (D) Brain

7. A student noticed frost falling on the ground at 6:30 am and disappearing by 8:30 am. Which phase change was responsible for changing the frost into water vapours?

(A) Melting (B) Evaporation (C) Sublimation (D) Deposition

8. Drug distribution in the body occurs through:

(A) Nerves (B) Blood (C) Bones (D) Lungs only
TIME: 25 Min SUBJECTIVE MARKS: 17

(PART – I)

Q.2 Write short answers to following questions. (6×2=12)

i. In which season do the wet clothes get dry after a relatively longer time?

ii. What happens during sublimation?

iii. Why dew is formed in the early hours of the morning?

iv. State Charles’s law.

v. Why do phase changes occur?

vi. What is the importance of diffusion in absorption of drugs?

(PART – II)

Note: Attempt the following question.

Q.3: Draw heating curve for the physical changes water undergoes with change in temperature. (5)

Heating Curve of Water

Temperature (°C) Time / Heat supplied 0°C 100°C Draw the heating curve here
786Times Class 10 Chemistry Chapter 14 | Test #2

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