Explore a Complete Set of Chemistry MCQs for 2020 Exam Preparation

Chemistry MCQ 2020 offers a wide range of multiple-choice questions to help you master key concepts and prepare effectively for exams and assessments.

Sample Questions and Answers for Chemistry MCQs:

What is the atomic number of carbon?
Answer: The atomic number of carbon is 6.

Which element is known as the "King of Elements" in chemistry?
Answer: Carbon is known as the "King of Elements" due to its importance in organic chemistry.

What is the pH value of pure water?
Answer: The pH value of pure water is 7, which is neutral.

What is the name of the process in which a solid turns into a liquid?
Answer: The process is called melting.

What is the chemical formula for water?
Answer: The chemical formula for water is H₂O.

Which gas is produced when an acid reacts with a metal?
Answer: Hydrogen gas is produced when an acid reacts with a metal.

What is the symbol for gold in the periodic table?
Answer: The symbol for gold is Au.

Which metal is commonly used in electrical wiring due to its high conductivity?
Answer: Copper is commonly used in electrical wiring due to its high conductivity.

What is the primary component of natural gas?
Answer: Methane is the primary component of natural gas.

What type of bond is formed when electrons are shared between atoms?
Answer: A covalent bond is formed when electrons are shared between atoms.

What is the atomic number of oxygen?
Answer: The atomic number of oxygen is 8.

Which acid is commonly found in vinegar?
Answer: Acetic acid is commonly found in vinegar.

What is the law of conservation of mass?
Answer: The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

What is the chemical formula of methane?
Answer: The chemical formula of methane is CH₄.

What is the process called when a gas turns into a liquid?
Answer: The process is called condensation.

What is the most abundant gas in Earth's atmosphere?
Answer: Nitrogen is the most abundant gas in Earth's atmosphere.

What is an exothermic reaction?
Answer: An exothermic reaction is a chemical reaction that releases heat to its surroundings.

What is the term for a solution that has a pH lower than 7?
Answer: An acidic solution has a pH lower than 7.

Which of the following is an example of a physical change?
Answer: Melting ice is an example of a physical change.

What is the formula for sulfuric acid?
Answer: The formula for sulfuric acid is H₂SO₄.

Which element is used in making light bulbs and has the symbol 'W'?
Answer: Tungsten is used in making light bulbs and has the symbol 'W'.

What is the process of a solid turning directly into a gas called?
Answer: The process is called sublimation.

What is the smallest particle of an element that retains its properties?
Answer: An atom is the smallest particle of an element that retains its properties.

What is the term for a substance that speeds up a chemical reaction without being consumed?
Answer: A catalyst is a substance that speeds up a chemical reaction without being consumed.

What is the unit of measurement for electric current?
Answer: The unit of measurement for electric current is the ampere.

What is the name of the element with the symbol 'Na'?
Answer: The element with the symbol 'Na' is sodium.

Which type of radiation is emitted during a nuclear decay process?
Answer: Alpha, beta, and gamma radiation are emitted during nuclear decay.

What is the definition of atomic mass?
Answer: Atomic mass is the weighted average mass of the isotopes of an element.

What happens to the density of a substance when it is heated?
Answer: The density of a substance generally decreases when it is heated.

What is a balanced chemical equation?
Answer: A balanced chemical equation has the same number of atoms of each element on both sides of the reaction.

What is the most reactive group in the periodic table?
Answer: The alkali metals, located in Group 1, are the most reactive group in the periodic table.

Which type of bond involves the transfer of electrons from one atom to another?
Answer: An ionic bond involves the transfer of electrons from one atom to another.

What is the term for the force of attraction between two charged particles?
Answer: Electrostatic force is the term for the force of attraction between two charged particles.

What is the symbol for the element silver?
Answer: The symbol for silver is Ag.

Which element is essential for the process of photosynthesis?
Answer: Carbon dioxide is essential for the process of photosynthesis.

What type of solution has a pH higher than 7?
Answer: An alkaline or basic solution has a pH higher than 7.

Which is a common example of a base?
Answer: Sodium hydroxide (NaOH) is a common example of a base.

What is the term for the amount of matter in an object?
Answer: The term for the amount of matter in an object is mass.

What is the chemical symbol for potassium?
Answer: The chemical symbol for potassium is K.

What is the name of the process when a liquid turns into a gas?
Answer: The process is called evaporation.

What is the molar mass of water (H₂O)?
Answer: The molar mass of water is approximately 18.015 g/mol.

What is the main ingredient in table salt?
Answer: The main ingredient in table salt is sodium chloride (NaCl).

Which element has the highest electronegativity?
Answer: Fluorine has the highest electronegativity.

What is the name of the substance formed when two or more elements chemically bond together?
Answer: A compound is the substance formed when two or more elements chemically bond together.

What is the process called when a gas turns into a solid?
Answer: The process is called deposition.

Which element is found in all organic compounds?
Answer: Carbon is found in all organic compounds.

What is the term for a mixture where the components are not evenly distributed?
Answer: A heterogeneous mixture is one where the components are not evenly distributed.

Which element is used to make batteries and has the symbol 'Li'?
Answer: Lithium is used to make batteries and has the symbol 'Li'.

What is the term for the ability of a substance to dissolve in a solvent?
Answer: Solubility is the term for the ability of a substance to dissolve in a solvent.

What is the chemical formula for carbon dioxide?
Answer: The chemical formula for carbon dioxide is CO₂.

Top Indian Books for Chemistry MCQ 2020: A Comprehensive Guide

"Chemistry MCQ for NEET/AIIMS" by Dr. D. C. Pandey
Publication: Arihant Publications
Content: This book offers a rich collection of MCQs for NEET and AIIMS preparation, including questions on topics like Organic Chemistry, Inorganic Chemistry, and Physical Chemistry. The book also includes solutions and explanations for each answer.

"Physical Chemistry for Competitions" by O.P. Tandon
Publication: GRB Publications
Content: This book focuses on physical chemistry, offering numerous MCQs covering concepts like thermodynamics, electrochemistry, and chemical kinetics. It is ideal for students preparing for competitive exams like JEE and NEET.

"Concise Inorganic Chemistry" by J.D. Lee
Publication: Wiley India
Content: Known for its detailed explanations, this book provides a comprehensive set of MCQs based on inorganic chemistry. It also delves into complex topics such as the periodic table, bonding, and transition elements.

"Objective Chemistry" by R.K. Gupta
Publication: Modern Publishers
Content: This book is packed with MCQs that cover every aspect of the chemistry syllabus. It includes questions on organic, inorganic, and physical chemistry, making it a great choice for competitive exam preparation.

"A Textbook of Organic Chemistry" by S. K. Singh
Publication: Tata McGraw-Hill
Content: This book is a comprehensive guide to organic chemistry, featuring MCQs designed to test students' understanding of functional groups, reaction mechanisms, and organic synthesis.

"MCQs in Chemistry" by K. R. K. Iyengar
Publication: S. Chand Publishing
Content: Offering a diverse range of MCQs across all branches of chemistry, this book is known for its well-explained answers, which help students learn while they solve the questions.

"Chemistry for JEE Main and Advanced" by Cengage
Publication: Cengage Learning
Content: This comprehensive book covers all three branches of chemistry—organic, inorganic, and physical—with MCQs designed specifically for JEE Main and Advanced. It also includes detailed solutions and explanations to help students understand their mistakes.

"IIT-JEE Chemistry MCQ" by M.S. Chauhan
Publication: New Age International Publishers
Content: This book is tailored for IIT-JEE aspirants, offering a series of MCQs on all essential topics in chemistry, from the basics to the advanced concepts, ensuring that students get a thorough understanding.

"NEET Chemistry Objective" by Dr. M. S. Chouhan
Publication: B. R. Publishing Corporation
Content: Aimed specifically at NEET aspirants, this book focuses on chemistry concepts and MCQs that test a student's understanding of fundamental principles. The answers come with explanations to reinforce learning.

"Chemistry: Objective MCQs with Solutions" by S. C. Garg
Publication: Dhanpat Rai Publications
Content: This book offers a huge variety of MCQs for all major topics in chemistry, including the periodic table, bonding, and acids and bases, with clear, step-by-step solutions to help students learn effectively.

"Pradeep’s Chemistry" by S. P. Jauhar
Publication: Pradeep Publications
Content: With a focus on high school chemistry, this book offers an extensive collection of MCQs that cover both basic and advanced topics, including physical chemistry, organic chemistry, and inorganic chemistry.

"Chemistry MCQs for NEET/AIIMS/JEE" by D. C. Pandey
Publication: Arihant Publications
Content: A go-to book for students aiming for NEET, AIIMS, or JEE, it offers carefully curated MCQs with explanations to help students develop their problem-solving skills.

"IIT-JEE Chemistry Problems with Solutions" by R.D. Sharma
Publication: Dhanpat Rai & Co.
Content: This book targets JEE aspirants and is packed with MCQs on organic, inorganic, and physical chemistry. It offers high-quality problems with in-depth solutions.

"MCQ Chemistry for IIT-JEE Main & Advanced" by R. K. Gupta
Publication: Arihant Publications
Content: Focused on JEE exams, this book provides a variety of MCQs along with detailed solutions to help students build their conceptual knowledge and problem-solving skills.

"Objective Chemistry" by R. K. Sharma
Publication: Cengage Learning
Content: Offering a broad range of MCQs, this book covers organic, inorganic, and physical chemistry in depth. It is useful for students preparing for competitive exams such as JEE and NEET.

"Comprehensive Chemistry for Class 12" by O.P. Tandon
Publication: GRB Publications
Content: This book is a detailed guide for class 12 students, with MCQs based on each chapter of the chemistry syllabus, designed to strengthen understanding and test knowledge.

"Objective Chemistry" by N. Awasthi
Publication: R. Lall Publications
Content: This book is a complete guide to MCQs for organic, inorganic, and physical chemistry. It is designed for students aiming to excel in competitive exams such as NEET.

"MCQs for Chemistry" by P. S. Verma
Publication: S. Chand Publishing
Content: This book provides a set of MCQs for students of all levels, focusing on key topics in chemistry. The MCQs come with explanations to ensure students grasp complex concepts easily.

"Chemistry Practice Book for JEE and NEET" by M. S. Chauhan
Publication: B. R. Publishing Corporation
Content: Aimed at JEE and NEET aspirants, this book provides MCQs on a wide array of chemistry topics, ideal for students looking to practice before their exams.

"Objective Chemistry: Vol 1 and Vol 2" by R. K. Gupta
Publication: Modern Publishers
Content: This two-volume set covers both fundamental and advanced chemistry topics, offering a rich collection of MCQs for students preparing for IIT-JEE, NEET, or other competitive exams.

Chemistry MCQ 2020: A Guide to Acing Your Exam

Chemistry, one of the core subjects for various competitive exams, requires in-depth understanding and ample practice to excel in exams like NEET, JEE, and AIIMS. The importance of MCQs in the 2020 chemistry exams cannot be overstated, as they test a student’s ability to recall concepts quickly and apply them efficiently under time constraints.

Choosing the right books for MCQ practice is essential for cracking chemistry exams. High-quality MCQ books not only provide a range of practice questions but also offer explanations and solutions that help reinforce learning. These books are curated to cover all the major chemistry topics like organic, inorganic, and physical chemistry, ensuring that students are well-prepared for the wide variety of questions that might appear in their exams.

The year 2020 saw many changes in how students approach chemistry MCQs. Books like "Chemistry MCQ for NEET/AIIMS" by Dr. D.C. Pandey and "Objective Chemistry" by R.K. Gupta focus on building the foundational knowledge and exam-taking strategies students need to succeed. These books also integrate real-world examples, bridging the gap between theory and practical application, which is vital for competitive exams.

Students need to be aware of the types of MCQs they will face. A good MCQ book will offer a blend of questions ranging from basic factual recall to application-based queries. For instance, books like "Physical Chemistry for Competitions" by O.P. Tandon and "Concise Inorganic Chemistry" by J.D. Lee provide MCQs designed not only to test memory but also to challenge students’ understanding of chemical principles.

Moreover, the presence of solved MCQs in books like "MCQs in Chemistry" by K.R.K. Iyengar aids in better comprehension. The solutions provided often come with detailed explanations that give insights into how to approach each problem. This feature is invaluable, as it helps students learn from their mistakes and avoids the common pitfall of rote learning without understanding the concept behind the question.

When preparing for chemistry exams, it is important to use books that provide a variety of question formats. MCQs can range from simple fact-based questions to more complex ones requiring logical reasoning. Hence, books like "Objective Chemistry: Vol 1 and Vol 2" by R.K. Gupta and "Chemistry Practice Book for JEE and NEET" by M.S. Chauhan are excellent resources to master different types of questions.

The 2020 MCQ books for chemistry are essential tools in preparing students for their exams. By integrating MCQs that test knowledge across all branches of chemistry and offering clear solutions, these books provide the comprehensive preparation needed for success in competitive exams.