JEE Main MCQ & Objective Questions

The JEE Main exam is a crucial step for students aspiring to enter prestigious engineering colleges in India. It tests not only knowledge but also the ability to apply concepts effectively. Practicing MCQs and objective questions is essential for scoring better, as it helps in familiarizing students with the exam pattern and enhances their problem-solving skills. Engaging with practice questions allows students to identify important questions and strengthen their exam preparation.

What You Will Practise Here

  • Fundamental concepts of Physics, Chemistry, and Mathematics
  • Key formulas and their applications in problem-solving
  • Important definitions and theories relevant to JEE Main
  • Diagrams and graphical representations for better understanding
  • Numerical problems and their step-by-step solutions
  • Previous years' JEE Main questions for real exam experience
  • Time management strategies while solving MCQs

Exam Relevance

The topics covered in JEE Main are not only significant for the JEE exam but also appear in various CBSE and State Board examinations. Many concepts are shared with the NEET syllabus, making them relevant across multiple competitive exams. Common question patterns include conceptual applications, numerical problems, and theoretical questions that assess a student's understanding of core subjects.

Common Mistakes Students Make

  • Misinterpreting the question stem, leading to incorrect answers
  • Neglecting units in numerical problems, which can change the outcome
  • Overlooking negative marking and not managing time effectively
  • Relying too heavily on rote memorization instead of understanding concepts
  • Failing to review and analyze mistakes from practice tests

FAQs

Question: How can I improve my speed in solving JEE Main MCQ questions?
Answer: Regular practice with timed quizzes and focusing on shortcuts can significantly enhance your speed.

Question: Are the JEE Main objective questions similar to previous years' papers?
Answer: Yes, many questions are based on previous years' patterns, so practicing them can be beneficial.

Question: What is the best way to approach JEE Main practice questions?
Answer: Start with understanding the concepts, then attempt practice questions, and finally review your answers to learn from mistakes.

Now is the time to take charge of your preparation! Dive into solving JEE Main MCQs and practice questions to test your understanding and boost your confidence for the exam.

Q. Which of the following compounds is an alkene?
  • A. C2H6
  • B. C3H8
  • C. C4H8
  • D. C5H12
Q. Which of the following compounds is an alkyne?
  • A. C2H4
  • B. C3H6
  • C. C4H8
  • D. C5H8
Q. Which of the following compounds is an aromatic alkyne?
  • A. Phenylacetylene
  • B. Propyne
  • C. Ethyne
  • D. 1-butyne
Q. Which of the following compounds is an aromatic compound?
  • A. Cyclohexane
  • B. Benzene
  • C. Cyclopentene
  • D. Hexene
Q. Which of the following compounds is an aromatic hydrocarbon?
  • A. Cyclohexane
  • B. Benzene
  • C. Cyclopropane
  • D. Hexene
Q. Which of the following compounds is an example of a chelating agent?
  • A. EDTA
  • B. NaCl
  • C. HCl
  • D. K2SO4
Q. Which of the following compounds is an example of a cyclic alkene?
  • A. Cyclopropene
  • B. Butene
  • C. Hexene
  • D. Octene
Q. Which of the following compounds is an example of a ketone?
  • A. Propanal
  • B. Butan-2-one
  • C. Benzaldehyde
  • D. Acetic acid
Q. Which of the following compounds is an example of a Lewis acid?
  • A. NH3
  • B. H2O
  • C. BF3
  • D. CH4
Q. Which of the following compounds is an example of a polar covalent bond?
  • A. Cl2
  • B. HCl
  • C. NaCl
  • D. CH4
Q. Which of the following compounds is an example of a salt?
  • A. NaCl
  • B. H2O
  • C. C6H12O6
  • D. NH3
Q. Which of the following compounds is an example of an aldehyde?
  • A. C2H5OH
  • B. CH3CHO
  • C. C3H7COOH
  • D. C6H5NH2
Q. Which of the following compounds is an example of an alkane?
  • A. C2H4
  • B. C3H6
  • C. C4H10
  • D. C2H2
Q. Which of the following compounds is an example of an alkene?
  • A. C2H6
  • B. C3H8
  • C. C2H4
  • D. C4H10
Q. Which of the following compounds is an example of an aromatic compound?
  • A. Cyclohexane
  • B. Benzene
  • C. Butene
  • D. Ethanol
Q. Which of the following compounds is an example of geometric isomerism?
  • A. Cis-2-butene
  • B. 1-butyne
  • C. 2-butyne
  • D. Butane
Q. Which of the following compounds is an example of structural isomerism?
  • A. C2H6
  • B. C3H8
  • C. C4H10
  • D. C5H12
Q. Which of the following compounds is aromatic?
  • A. Cyclohexane
  • B. Benzene
  • C. Cyclopentene
  • D. Hexene
Q. Which of the following compounds is commonly used as a food preservative?
  • A. Sodium chloride
  • B. Sodium benzoate
  • C. Calcium carbonate
  • D. Potassium nitrate
Q. Which of the following compounds is commonly used as a preservative in food?
  • A. Sodium chloride
  • B. Sodium benzoate
  • C. Potassium nitrate
  • D. Calcium carbonate
Q. Which of the following compounds is commonly used as a sweetener?
  • A. Aspartame
  • B. Sodium bicarbonate
  • C. Citric acid
  • D. Sodium chloride
Q. Which of the following compounds is formed by a p-block element?
  • A. NaCl
  • B. MgO
  • C. SiO2
  • D. Fe2O3
Q. Which of the following compounds is formed by an s-block element?
  • A. NaCl
  • B. CO2
  • C. H2O
  • D. NH3
Q. Which of the following compounds is formed when sodium reacts with water?
  • A. Sodium hydroxide
  • B. Sodium oxide
  • C. Sodium bicarbonate
  • D. Sodium chloride
Q. Which of the following compounds is least acidic due to +M effect?
  • A. Phenol
  • B. Acetic acid
  • C. Formic acid
  • D. Benzoic acid
Q. Which of the following compounds is most acidic due to inductive effect?
  • A. CH3COOH
  • B. CCl3COOH
  • C. C2H5COOH
  • D. C6H5COOH
Q. Which of the following compounds is most affected by the mesomeric effect?
  • A. Ethylbenzene
  • B. Benzaldehyde
  • C. Cyclohexanol
  • D. Propane
Q. Which of the following compounds is most stabilized by resonance?
  • A. Benzene
  • B. Cyclohexane
  • C. Ethylene
  • D. Acetylene
Q. Which of the following compounds is not an aromatic hydrocarbon?
  • A. Naphthalene
  • B. Benzene
  • C. Cyclooctatetraene
  • D. Anthracene
Q. Which of the following compounds is not aromatic?
  • A. Naphthalene
  • B. Benzene
  • C. Cyclooctatetraene
  • D. Anthracene
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