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Selina solutions for Concise Chemistry Class 8 ICSE chapter 2 - Physical and Chemical Changes [Latest edition]

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Concise Chemistry Class 8 ICSE - Shaalaa.com

Chapter 2: Physical and Chemical Changes

Exercise

Exercise [Page 18]

Selina solutions for Concise Chemistry Class 8 ICSE Chapter 2 Physical and Chemical Changes Exercise [Page 18]

Exercise | Q 1.1 | Page 18

Define physical change. Give two examples for the above changes.

Exercise | Q 1.2 | Page 18

Define a chemical change. Give two examples of the above changes.

Exercise | Q 2.01 | Page 18

Classify the following as a physical or a chemical change.

Drying of wet clothes

Exercise | Q 2.02 | Page 18

Classify the following as a physical or a chemical change.

Manufacture of salt from sea water

Exercise | Q 2.03 | Page 18

Classify the following as a physical or a chemical change.

Butter getting rancid

Exercise | Q 2.04 | Page 18

Classify the following as a physical or a chemical change.

Boiling of water

Exercise | Q 2.05 | Page 18

Classify the following as a physical or a chemical change.

Burning of paper

Exercise | Q 2.06 | Page 18

Classify the following as a physical or a chemical change.

Melting of wax

Exercise | Q 2.07 | Page 18

Classify the following as a physical or a chemical change.

Burning of coal

Exercise | Q 2.08 | Page 18

Classify the Following as a Physical Or a Chemical Change.

Formation of Clouds

Exercise | Q 2.09 | Page 18

Classify the Following as a Physical Or a Chemical Change.

Making of a Sugar Solution

Exercise | Q 2.1 | Page 18

Classify the Following as a Physical Or a Chemical change.

Glowing of an Electric Bulb

Exercise | Q 2.11 | Page 18

Classify the Following as a Physical Or a Chemical Change.

Curdling of Milk

Exercise | Q 3.1 | Page 18

Fill in the blank.

The process of a liquid changing into a solid is called ________

Exercise | Q 3.2 | Page 18

Fill in the blank.

A change, which alters the composition of a substances, is known as a___________ change.

Exercise | Q 3.3 | Page 18

Fill in the blank.

There is no change in the _____________of the substance during a physical change.

Exercise | Q 3.4 | Page 18

Fill in the blank.

The reaction in which energy is evolved is called

Exercise | Q 4.1 | Page 18

Given reason:

Freezing of water to ice and evaporation of water are physical changes.

Exercise | Q 4.2 | Page 18

A burning candle shows both physical and chemical changes. Explain ?

Exercise | Q 4.3 | Page 18

Given reason:

Burning of paper is a chemical change.

Exercise | Q 4.4 | Page 18

Given reason:

Cutting of a cloth piece is a physical change, though it cannot be reversed.

Exercise | Q 5 | Page 18

Give four difference between physical and chemical changes.

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Chapter 2: Physical and Chemical Changes

Exercise
Concise Chemistry Class 8 ICSE - Shaalaa.com

Selina solutions for Concise Chemistry Class 8 ICSE chapter 2 - Physical and Chemical Changes

Selina solutions for Concise Chemistry Class 8 ICSE chapter 2 (Physical and Chemical Changes) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Concise Chemistry Class 8 ICSE solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Selina textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Concise Chemistry Class 8 ICSE chapter 2 Physical and Chemical Changes are Classification as Physical and Chemical Change., Concept of Physical and Chemical Changes.

Using Selina Class 8 solutions Physical and Chemical Changes exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Selina Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 8 prefer Selina Textbook Solutions to score more in exam.

Get the free view of chapter 2 Physical and Chemical Changes Class 8 extra questions for Concise Chemistry Class 8 ICSE and can use Shaalaa.com to keep it handy for your exam preparation

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