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. What is the mode of the following data set: 1, 1, 2, 3, 3, 3, 4, 5?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. What is the mode of the following data set: 1, 2, 2, 3, 4, 4, 4, 5?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. What is the mode of the following data set: 1, 2, 2, 3, 4?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. What is the mode of the following data set: {1, 1, 2, 2, 3, 3, 3, 4}?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. What is the modulus of the complex number z = -3 + 4i?
  • A. 5
  • B. 7
  • C. 3
  • D. 4
Q. What is the molality of a solution containing 3 moles of KCl dissolved in 1 kg of water?
  • A. 3 m
  • B. 1.5 m
  • C. 2 m
  • D. 4 m
Q. What is the molality of a solution prepared by dissolving 3 moles of KCl in 1 kg of water?
  • A. 3 m
  • B. 1.5 m
  • C. 2 m
  • D. 4 m
Q. What is the molality of a solution prepared by dissolving 5 moles of NaCl in 2 kg of water?
  • A. 2.5 mol/kg
  • B. 5 mol/kg
  • C. 1.5 mol/kg
  • D. 3 mol/kg
Q. What is the molar mass of CaCO3?
  • A. 100 g/mol
  • B. 120 g/mol
  • C. 80 g/mol
  • D. 60 g/mol
Q. What is the molar mass of sulfuric acid (H2SO4)?
  • A. 98 g/mol
  • B. 96 g/mol
  • C. 100 g/mol
  • D. 92 g/mol
Q. What is the molar mass of the product formed when 1 mole of Mg reacts with 2 moles of HCl?
  • A. 24.3 g
  • B. 36.5 g
  • C. 58.5 g
  • D. 74.5 g
Q. What is the molar mass of the product formed when 1 mole of nitrogen reacts with 3 moles of hydrogen?
  • A. 28 g
  • B. 14 g
  • C. 32 g
  • D. 18 g
Q. What is the molar mass of water (H2O)?
  • A. 16 g/mol
  • B. 18 g/mol
  • C. 20 g/mol
  • D. 22 g/mol
Q. What is the molar volume of an ideal gas at standard temperature and pressure (STP)?
  • A. 22.4 L
  • B. 24.5 L
  • C. 18.0 L
  • D. 30.0 L
Q. What is the molar volume of an ideal gas at STP (Standard Temperature and Pressure)?
  • A. 22.4 L
  • B. 24.5 L
  • C. 18.0 L
  • D. 30.0 L
Q. What is the molar volume of an ideal gas at STP?
  • A. 22.4 L
  • B. 24.5 L
  • C. 18.0 L
  • D. 30.0 L
Q. What is the molarity of a solution containing 5 moles of solute in 2 liters of solution?
  • A. 2.5 M
  • B. 5 M
  • C. 10 M
  • D. 0.5 M
Q. What is the molarity of a solution if 10 g of glucose (C6H12O6) is dissolved in 250 mL of water? (Molar mass = 180 g/mol)
  • A. 0.22 M
  • B. 0.5 M
  • C. 0.75 M
  • D. 1 M
Q. What is the molarity of a solution if 10 grams of CaCl2 is dissolved in 250 mL of solution? (Molar mass of CaCl2 = 110 g/mol)
  • A. 0.25 M
  • B. 0.5 M
  • C. 1 M
  • D. 2 M
Q. What is the molarity of a solution if 5 moles of solute are dissolved in 2 liters of solution?
  • A. 2.5 M
  • B. 5 M
  • C. 10 M
  • D. 0.5 M
Q. What is the molarity of a solution prepared by dissolving 5 moles of NaCl in 2 liters of water?
  • A. 2.5 M
  • B. 5 M
  • C. 10 M
  • D. 1 M
Q. What is the mole fraction of solute in a solution containing 2 moles of solute and 8 moles of solvent?
  • A. 0.2
  • B. 0.25
  • C. 0.5
  • D. 0.1
Q. What is the mole fraction of solute in a solution containing 3 moles of solute and 7 moles of solvent?
  • A. 0.3
  • B. 0.7
  • C. 0.5
  • D. 0.2
Q. What is the molecular formula of benzene?
  • A. C6H6
  • B. C6H12
  • C. C6H10
  • D. C6H8
Q. What is the molecular formula of ethylene?
  • A. C2H2
  • B. C2H4
  • C. C3H6
  • D. C4H8
Q. What is the molecular formula of fructose?
  • A. C6H12O6
  • B. C5H10O5
  • C. C6H10O5
  • D. C5H12O6
Q. What is the molecular formula of hydrogen peroxide?
  • A. H2O
  • B. H2O2
  • C. H2
  • D. O2
Q. What is the molecular formula of water?
  • A. H2O
  • B. H2O2
  • C. HO
  • D. H2
Q. What is the molecular geometry of ammonia (NH3)?
  • A. Linear
  • B. Trigonal planar
  • C. Tetrahedral
  • D. Trigonal pyramidal
Q. What is the molecular geometry of BF3 according to VSEPR theory?
  • A. Trigonal planar
  • B. Tetrahedral
  • C. Octahedral
  • D. Linear
Showing 7441 to 7470 of 10700 (357 Pages)
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely