ICSE Important Questions for Class 8 Chemistry
One of the most important subjects for students to learn in their academic careers is chemistry. Chemistry must be learned because it is a subject that is essential in higher studies. Students can review all the significant topics covered in the ICSE important questions for Class 8 Chemistry.
These important questions, which cover all the main topics from each chapter, should be practised by Class 8 ICSE students. Students can confidently tackle the final question paper by thoroughly understanding the key questions. It will enable them to receive excellent grades. These crucial Chemistry questions were put up using the board-mandated ICSE Class 8 Chemistry syllabus. Students can assess their readiness before the final exam by using the ICSE important questions for Class 8 Chemistry listed below, which will aid them.
Further, explore more resources on the Extramarks website for ICSE Important Questions for Class 8 Chemistry. All materials, such as NCERT book solutions, ICSE revision notes, and many more, are available to the students for free. Important tips and tricks have been included so that the students can grasp the concepts easily.
What Chapters Are Covered in ICSE Important Questions for Class 8 Chemistry?
Many students find the extensive syllabus of ICSE Class 8 Chemistry quite difficult to handle. Below are the chapters that are covered in ICSE important questions for Class 8 Chemistry.
- Chapter 1: Matter
- Chapter 2: Physical and Chemical Changes
- Chapter 3: Elements, Compounds and Mixtures
- Chapter 4: Atomic Structure
- Chapter 5: Language of Chemistry
- Chapter 6: Chemical Reactions
- Chapter 7: Hydrogen
- Chapter 8: Water
- Chapter 9: Carbon and its compounds
In order to cover all of the chapters, one needs to have a very organised study plan that allocates time for practise on a regular basis. This is where the Chapter wise ICSE Important Questions for Class 8 Chemistry help the students. The Extramarks team has provided ICSE important questions for Class 8 Chemistry for each chapter in the ICSE Class 8 Chemistry syllabus. This section has various formats of questions, such as objective type questions (fill in the blanks, true or false), MCQs, subjective type questions like “answer in brief” and “answer in detail,” etc.Hence, this section of important questions will be beneficial in revising key concepts and grading the student for the exams.
ICSE Important Questions for Class 8 Chemistry– Important Notes
Class 8 Chemistry Syllabus includes 9 units covering the foundations of Chemistry. We will go through the units briefly here.
Chapter 1: Matter
The topics covered in this unit are:
- Main postulates of the kinetic molecular theory of matter.
- Law of conservation of mass. (statement and explanation with examples).
- Explanation of the change of the state of matter on the basis of the interparticle space and interparticle attraction and collision.
Chapter 2: Physical and Chemical Changes
The topics covered in this unit are:
- Physical and Chemical changes, its Classification with examples.
Chapter 3: Elements, Compounds and Mixtures
The topics covered in this unit are:
- Elements, compounds, and mixture (in brief).
- Separation of the components of a mixture.
- Emphasis on the principle of separation.
Chapter 4: Atomic Structure
The topics covered in this unit are:
- Fundamental subatomic particles: electrons, protons, and neutrons.
- Nucleus and extranuclear parts.
- Atomic number and mass number.
Chapter 5: Language of Chemistry
The topics covered in this unit are:
- Symbols (elements), Formulae (compounds), Chemical equations,
- The Law of conservation of mass, equations balancing, the Law to the balancing of equations,
- Limitations of a chemical equation: Catalyst, reactants, and products.
Chapter 6: Chemical Reactions
The topics covered in this unit are:
- Types of reactions: Combination, Displacement, Double displacement and Decomposition
- Reactivity series, Endothermic and exothermic processes/reactions.
- Neutralisation reaction, oxide formation by Decomposition reactions.
- Classification of oxides: Acidic, Basic, Amphoteric and Neutral
Chapter 7: Hydrogen
The topics covered in this unit are:
- Preparation of hydrogen from water – electrolysis
- Introduction to terms electrode, electrolyte, electrolysis (in brief)
- Preparation of hydrogen, Bosch’s process.
- Properties and uses of hydrogen.
- Oxidation and Reduction.
Chapter 8: Water
The topics covered in this unit are:
- Dissolution of salts in water, the meaning of
- Universal solvent, Solutions, suspensions, colloids.
- Differentiate unsaturated/saturated and supersaturated solutions.
- Suspensions and colloids.
- The water of crystallisation.
- Hydrated and Anhydrous substances, hygroscopic.
- Reactivity of metals, Hard and soft water and methods of softening hard water.
- The disadvantage of using hard water.
- Removing the hardness of water by boiling it or by treating it with washing soda.
Chapter 9: Carbon and its compounds
The topics covered in this unit are:
- Allotropes of Carbon – definition and explanation.
- Crystalline and amorphous nature of allotropes of carbon.
- Uses of diamond, graphite, coke, coal, and soot.
- Laboratory preparation, properties and uses of carbon dioxide
- Physical properties of Carbon dioxide.
- Chemical properties of Carbon Dioxide.
- Acidic nature.
- Reaction with lime water.
- Properties and uses of Carbon monoxide.
- Emphasis on use as a reducing agent in the extraction of iron.
- Emphasise the harmful properties of Carbon monoxide when inhaled – Asphyxia.
ICSE Important Questions for Class 8 Chemistry – Chapter-Wise Questions PDF Download
Chemistry for Class 8 has a vast syllabus, and a lot of preparation and practice are required. There are numerous topics to be covered, and the only way to keep them in mind is to practise regularly. It would be best if you practised the difficult questions regularly so that there will be no scope for making any mistakes during your actual exams.
But you no longer need to be concerned, as Extramarks gives you access to all of the ICSE Important Questions for Class 8 Chemistry for each chapter, along with their solutions.
Click the chapter-wise questions and solutions below to check the ICSE Important Questions for Class 8 Chemistry.
- Important Questions Chapter 1: Matter
- Important Questions Chapter 2: Physical and Chemical Changes
- Important Questions Chapter 3: Elements, Compounds and Mixtures
- Important Questions Chapter 4: Atomic Structure
- Important Questions Chapter 5: Language of Chemistry
- Important Questions Chapter 6: Chemical Reactions
- Important Questions Chapter 7: Hydrogen
- Important Questions Chapter 8: Water
- Important Questions Chapter 9: Carbon and its compounds
Make the best use of these solved questions covered in our ICSE Important Questions for Class 8 Chemistry. Be on board with Extramarks to get exclusive notifications and news about the upcoming examinations, along with study material, a syllabus, an exam pattern, and various other information.
Register today with Extramarks to practise more and explore in-depth knowledge of all the topics. Download the app to find more helpful material. Also, look at ICSE past years’ question papers, ICSE sample papers, and ICSE additional questions.
Benefits of Solving Important Questions for Class 8 Chemistry
- It eases the revision part and cuts it into a short duration of time.
- It covers every essential topic in each chapter.
- Solving these important questions will help students gain confidence.
- They will get an idea of the types of questions to expect from each chapter.
Extramarks ICSE important questions for Class 8 Chemistry is a carefully curated collection of important questions collected from each chapter. Once you subscribe to the ICSE Class 8 Chemistry plan, you can access this section. It will help you practise and improve your problem-solving skills.