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JEE Main Polymers Practice Paper FREE PDF Download

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Last updated date: 06th Dec 2023
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Polymers Practice Paper with Solutions and Answer Key For JEE Main

The Polymers Practice Paper is a crucial chapter of JEE Main studies because it is because it covers topics like polymerization processes, polymer types, and their applications this helps in achieving excellence in JEE Main Chemistry.


Category:

JEE Main Practice Paper

Content-Type:

Text, Images, Videos and PDF

Exam:

JEE Main

Chapter Name:

Polymers

Academic Session:

2024

Medium:

English Medium

Subject:

Chemistry

Available Material:

Chapter-wise Practice paper with PDF


Vedantu is helping students in their JEE Main Chemistry preparation through a complimentary PDF download of the Polymers Practice Paper. This valuable resource facilitates chapter-wise practice, ensuring comprehensive coverage of every important topic. By accessing it for FREE, you can elevate your knowledge and boost your confidence in solving questions effectively. Detailed solutions and answer keys are included to address doubts and provide step-wise guidance for practicing questions. You can also enhance your question-solving speed by engaging with Vedantu’s Polymers Practice Paper for JEE Main.


A minimum of 1 or 2 questions associated with the Polymers chapter await you in the JEE Main Exam. Delve into the table to gain insights into the weightage of the Polymers chapter over the last five years in the JEE Main Exam.


Year

Weightage of JEE Main Questions From Polymers

2023

3%

2022

6%

2021

6%

2020

6%

2019

6%


Practice Papers for JEE Main help you to find and practice the questions that might get asked in the next JEE Main exam. Download the PDF of the Polymers Practice Paper today to excel in your JEE Main exams!

Subject-wise Links For JEE Main Practice Paper

In the JEE Main exam, each of the three subjects— Maths, Physics, and Chemistry—holds a weightage of 33%. Hence along with practicing the Chemistry Practice Paper for JEE Main, students have to practice Physics, as well as Maths Practice Papers. This will lead you to score more than 80% in the JEE Main exam. Here are the links for JEE Main Subject-wise Practice Paper.


Subject-wise Links For JEE Main Practice Paper

JEE Main Maths Practice Paper

JEE Main Physics Practice Paper


Links For JEE Main Chapter-wise Practice Paper

Chemistry Practice Papers need to be worked out after each chapter since the questions from most of the Chemistry chapters can help you to score well in the Chemistry section of the JEE Main exam. This will help you to cover most of the JEE Main Chemistry Syllabus. You can download the Chapter-wise links for the JEE Main Practice Paper.



Important Topics From Polymers for JEE Main Practice Paper

It will be easy for you to work out the JEE Main Practice Paper if you have a strong understanding of the Polymers. You have to focus more on the important topics to answer most of the questions from the JEE Main Practice Paper of Polymers. Here are some of the important topics of Polymers.


  • Classification of Polymers: 

Understand the three main types of polymers: thermoplastics, thermosetting plastics, and elastomers. Thermoplastics can be melted and reshaped, thermosetting plastics become rigid when heated, and elastomers are flexible and rubber-like.


  • Polymerization: 

Learn about the process of polymerization, which is how monomers (small molecules) join together to form long chains (polymers). There are two types: addition (chain-growth) and condensation (step-growth) polymerization.


  • Types of Polymers: 

Study different types of polymers like addition polymers (polyethylene, polypropylene), condensation polymers (nylon, polyester), and copolymers (mixtures of two or more types of monomers).


  • Structure-Property Relationship: 

Understand how the arrangement of polymer chains affects the properties of the material. For example, a highly branched polymer may be more flexible, while a linear one can be stiff.


  • Polymer Processing: 

Learn about methods used to shape and manufacture polymer products, such as injection molding, extrusion, and blow molding.


  • Additives: 

Explore the role of additives like plasticizers, stabilizers, and fillers in modifying polymer properties and enhancing their performance.


  • Biodegradable Polymers: 

Familiarize yourself with the concept of biodegradable polymers, which are environmentally friendly and can break down naturally over time.


  • Polymer Testing: 

Know how to test polymers for properties like tensile strength, melting point, and impact resistance. These tests are crucial for quality control and product development.


  • Polymer Recycling: 

Learn about the importance of recycling polymers to reduce environmental impact and conserve resources.


  • Natural Polymers: 

Understand the characteristics and uses of natural polymers like cellulose, starch, and proteins (e.g., silk).


  • Synthetic Polymers: 

Study widely used synthetic polymers like PVC (polyvinyl chloride), PET (polyethylene terephthalate), and PS (polystyrene).


  • Polymer Chemistry: 

Have a basic understanding of the chemical reactions involved in polymer synthesis, such as addition reactions and condensation reactions.


  • Applications: 

Explore the various applications of polymers in everyday life, from packaging materials to clothing and medical devices.


  • Environmental Concerns: 

The environmental issues related to polymers, such as plastic pollution, and efforts to develop more sustainable polymer materials.


  • Recent Developments: 

Stay updated on recent advancements and innovations in polymer science and technology, as this may be included in the exam.


Equations To Score More in Practice Paper of JEE Main Polymers

Equations are the base to solve the JEE Main Practice Paper. You have to know which equation or formula to use while solving the Practice Paper for JEE Main. Find the important equations you need to learn while working out the Practice Paper of JEE Main Polymers.


  • Polymerization Degree (Degree of Polymerization, DP):

\[DP = \dfrac{M}{m}\]


  • Number Average Molecular Weight (M_n$):

\[M_n = \dfrac{\sum_{i} n_i \cdot M_i}{\sum_{i} n_i}\]


  • Weight Average Molecular Weight ($M_w$):

\[M_w = \dfrac{\sum_{i} n_i \cdot M_i^2}{\sum_{i} n_i \cdot M_i}\]


  • Polydispersity Index (PDI):

\[PDI = \dfrac{M_w}{M_n}\]


  • Degree of Polymerization of Copolymers (for a copolymer with two monomers A and B):

\[DP = \dfrac{w_A M_A + w_B M_B}{w_A m_A + w_B m_B}\]


  • Glass Transition Temperature ($T_g$ ) (estimated using the Fox equation):

\[\dfrac{1}{T_g} = w_A \left(\dfrac{1}{T_{gA}}\right) + w_B \left(\dfrac{1}{T_{gB}}\right)\]


For more formulas and equations you can refer Vedantu’s JEE Main Formula page.


What Makes Vedantu’s Practice Paper PDF of JEE Main Polymers Different?

The primary function of Practice Paper for JEE Main is to help students in exam preparation by offering questions mirroring the JEE Main exam pattern. Vedantu’s JEE Main Practice Papers serves as the ideal post-learning resource following each Chemistry chapter. Now, let’s explore the attributes of Vedantu’s Polymers Practice Paper for JEE Main.


  • Quality Content: Vedantu's Practice Paper for Polymers is curated by experienced educators and subject matter experts, ensuring that the questions are relevant, accurate, and aligned with the latest JEE Main syllabus.

  • Variety of Questions: They provide a diverse range of questions, covering different difficulty levels and concepts from Polymers, allowing students to thoroughly practice and master each topic.

  • Detailed Solutions: Vedantu offers detailed step-by-step solutions and answer keys for Polymers JEE Main Practice Paper, ensuring that students understand not just the final answer but also the underlying concepts and problem-solving techniques.

  • User-Friendly Interface: Their platform is designed to be user-friendly, making it easy for students to navigate through Practice Paper and access the content they need efficiently.

  • Accessibility: Vedantu's Practice Paper are often easily accessible online and can be downloaded for FREE, allowing students to practice from the comfort of their homes.


How To Prepare For JEE Main With Polymers Practice Paper?

Vedantu’s Polymers JEE Main Practice Paper is composed of MCQs and Subjective type questions. At the end of the FREE PDF you can get the answer keys and detailed solutions for the questions. If you follow the below instructions while working out the Daily Practice Paper you can easily succeed in the JEE Main exam.


  1. Download the Daily Practice Paper of JEE Main Polymers.

  2. You can set a timer of 1 hour.

  3. Solve the easy questions first and give time for tough questions.

  4. Note your answers in a sheet of paper and check with the answer key.

  5. Each question carries 4 marks and give a negative mark of -1 for each questions.

  6. Now calculate the score and analyse yourself. 

  7. You can take the help of detailed solutions given in the PDF for the better clarity of questions and answers. 

  8. Learn how to do the incorrect answers and prcatice the questions again.

  9. Make a note of the time you taking for each question to practice. 


When to Start Preparing With JEE Main Practice Paper of Polymers?

It's advisable to begin your JEE Main Practice Paper of Polymers preparations early in your academic journey to ensure comprehensive subject mastery and sufficient time for revision, a critical factor for achieving success in the exams. Consider this timeline to make the most of your JEE Main preparation using Daily Practice Paper.


  • Foundation Building (1-2 Years Prior): Start with foundational studies and building a strong understanding of the core concepts in Polymers.

  • Concept Mastery (6-12 Months Prior): About a year before the exam, begin incorporating Practice Paper of JEE Main Polymers into your routine. 

  • Intensive Revision (3-6 Months Prior): As the exam date approaches, intensify your Practice Paper usage. Take full-length Practice Paper to simulate exam conditions, improve time management, and identify weak areas.


Additional Materials To cover With  JEE Main Polymers Practice Paper

After learning with the Polymers chapter, you need to make sure that you are mastering the contents you learn, so that you can perform well in JEE Main. Practice Papers for JEE Main prepared by Vedantu is the best resource for this. Right after your revision with the Polymers you can practice the JEE Main Practice Paper. But this is not enough if you want to score more than 85% in JEE Main exam. Here are some additional materials that you can choose while preparing for JEE Main.



Try Our Online Practice Paper Test For Chemistry

Once you are done with practicing the JEE Main Practice Paper for Polymers, you can test your online skills for JEE Main Chemistry. Vedantu is also providing you an online practice paper test where you can get a real experience of attempting JEE Main Exam.



Mastering Polymers With JEE Main Practice Paper

The JEE Main Polymers Practice Paper is a great way to practice for the exam. It covers a lot of important topics, and the solutions and answer key help you check your work. By practicing with this JEE Main Practice Paper, you can learn the material better and get better at solving problems. You can also learn how to manage your time better and figure out where you need to focus your studies. So, if you're preparing for the JEE Main, be sure to download and practice Vedantu’s Polymers Daily Practice Paper for FREE!

FAQs on JEE Main Polymers Practice Paper FREE PDF Download

1. What is a polymer in the context of JEE Main practice paper on polymers?

A polymer in the JEE Main practice paper on polymers refers to a large molecule made up of repeating units called monomers.

2. How are polymers classified in the JEE Main practice paper on polymers?

Polymers in the JEE Main practice paper can be classified as addition polymers, condensation polymers, and copolymers based on their formation process.

3. What is a monomer in the context of the JEE Main practice paper on polymers?

A monomer in the JEE Main practice paper on polymers is a small molecule that can bond with other monomers to form a polymer chain.

4. Explain addition polymers in the JEE Main practice paper context.

Addition polymers are formed through the addition of unsaturated monomers, like alkenes, without the elimination of any by-products.

5. How do condensation polymers differ from addition polymers in the JEE Main practice paper?

Condensation polymers are formed through the elimination of a small molecule, usually water, during polymerization, while addition polymers do not involve such elimination.

6. Explain thermoplastics and thermosetting polymers in the JEE Main practice paper.

Thermoplastics soften when heated and harden when cooled, while thermosetting polymers become permanently rigid when heated.

7. What are the key properties of polymers discussed in the JEE Main practice paper?

Properties like flexibility, durability, electrical conductivity, and thermal stability of polymers are often discussed in the JEE Main practice paper.

8. Where can I find the answer key for the JEE Main practice paper on polymers by Vedantu?

You can usually find the answer key for the JEE Main practice paper on polymers provided by Vedantu on our official website or through the provided study materials.