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Important Questions For Class 12 Chemistry Chapter 1 Solutions - PDF Download

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Important Questions for Class 12 Chemistry Chapter 1 Solutions - Introduction

Important Questions for Class 12 Chemistry Chapter 1 - Solutions have been compiled together in chemistry class 12 solutions important questions pdf by the eSaral’s science expert. Important question of chemistry class 12 chapter 1 solutions free pdf are designed to help students strengthen their problem solving skills. Class 12 is a really important stage in students' lives, and getting good grades at this stage can help them get into the right field. With the help of class 12 chemistry chapter 1 important questions with answers pdf, you can not only brush up on your knowledge, but also make sure you revise your syllabus thoroughly for your exams.

Chemistry is not only about theory but also about how to apply the theory in practice numerical problems. Chemistry class 12 chapter 1 important questions help you to revise your theoretical concepts. The solutions along with these important questions help you to analyse if your answers are right. Most of students know a concept but don’t know how to present it in the exam. The solutions of chapter 1 chemistry class 12 important questions will help you to understand how to answer a specific question.

Important Topics & Sub-topics of Solutions Class 12 Chemistry

In Class 12 Chemistry, Solution chapter covers the following important topics and sub-topics



Types of Solutions

Definition of homogeneous mixture, solvent, solute etc.

Types of Solutions

Expressing Concentration of Solutions

Mass percentage (w/w), Volume percentage (V/V), Mass by volume percentage (w/V), Parts per million, Mole fraction, Molarity, Molality etc.


Solubility of a Solid in a Liquid, Solubility of a gas in a Liquid etc.

Le Chatelier’s Principle, Henry’s law etc.

Vapour Pressure of Liquid Solutions 

Vapour Pressure of Liquid-Liquid Solutions, Raoult’s law, Dalton’s law of partial pressures etc.

Ideal and non-ideal solutions

Ideal solutions, non-ideal solutions etc.

Colligative properties and determination of molar mass

Relative lowering of vapour pressure, Elevation of boiling point, depression of freezing point, Osmosis and osmotic pressure, reverse osmosis and water purification etc.

Abnormal molar masses

Abnormal molar masses

Class 12 Chemistry Chapter 1 Solutions Weightage

In class 12 CBSE board exam, every subject paper consist of 70 marks. Class 12 chemistry CBSE board exam paper also consist of 70 marks. Every single chapter of chemistry have different weightage in the CBSE chemistry board exam. Class 12 chemistry chapter 1 solution have 7 marks weightage in the Class 12 chemistry CBSE board exam paper. The weightage percentage of chemistry chapter 1 Solution in the CBSE chemistry board exam is 10%. Hence,  chemistry chapter 1 Solution is consider as important chapter in the chemistry CBSE board exam

Tips to Solve Class 12 Chemistry Chapter 1 Solutions

Time management strategies to solve class 12 chemistry chapter 1 important questions: 

Time management is one of the most important aspects of class 12 CBSE board exam preparation, especially when it comes to solving important questions from chapter 1 Solutions. Here are some strategies for time management that will help you solve important questions efficiently:

Prioritize Questions: Not all questions in a chapter are of equal importance. Identify the key questions that are likely to appear in your exams or are particularly challenging. Start with these questions and move on to others later.

Time Blocking: Allocate specific time blocks for solving questions. For example, you might decide to spend 30 minutes on a particular set of questions. Stick to these time limits to ensure you cover a variety of questions.

Special Focus on Challenging Topics

Focusing on challenging topics is a smart strategy when preparing for your class 12 chemistry exam, as it allows you to maximize your understanding and performance in areas where you may need the most improvement.

Self Test Checklist

Preparing for a CBSE board exam is a significant undertaking, and having a well-structured. Self-test checklist can be a valuable tool to ensure you are thoroughly prepared for your board exam.

Benefits of Solving Class 12 Chemistry Chapter 1 Important Questions with Answers

Solving class 12 chemistry chapter 1 Solutions important questions with answers offers several important benefits for students preparing for their CBSE board exams. 

Comprehensive Coverage: Important questions are often selected to cover key concepts and topics in the chapter. Solving them ensures that you have a comprehensive understanding of the material.

Exam Preparedness: These questions typically mimic the format and type of questions that appear in actual board exams. Practicing with them helps you become familiar with the exam pattern and prepares you for the real test.

Self-Assessment: By solving important questions with answers, you can assess your knowledge and skills. This process helps you identify areas where you excel and areas that require further study or improvement.

Time Management: Working on these questions improves your time management skills. You learn to allocate time to each question, ensuring you can complete the paper within the allotted time.

Frequently Asked Questions

Question 1: What are the topics of chapter 1 Solutions introduced in Class 12 Chemistry?

Answer 1: Following topics have been introduced in class 12 chemistry chapter 2 Electrochemistry

  1. Types of solution

  2. Expressing concentraiton of solutions

  3. Solubility

  4. Vapour pressure of liquid solutions

  5. Ideal and non-ideal solutions

  6. Colligative properties and determination of molar mass

  7. Abnormal molar mass

Question 2: How to score good marks in Class 12 Chemistry? 

Answer 2: Scoring good marks in class 12 chemistry requires a combination of effective study strategies, time management, and a deep understanding of the subject like understanding the syllabus, creating a study schedule, practicing regularly etc.


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