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Title: Covalent Bonding | Class 11 Chemistry | Chemical Bonding Molecular Structure | IITJEE | NEET | CUET Preparation • Description: • Welcome to Sangeeta Khatri Maam Chemistry Masterclass ! In this video, we dive deep into Covalent Bonding, an essential topic in Class 11 Chemistry, under Chemical Bonding and Molecular Structure. Whether you're preparing for IITJEE, NEET, or CUET, this lesson is designed to simplify concepts and enhance your understanding. • 🔍 What you'll learn: • The nature of covalent bonds • Sigma (σ) and Pi (π) bonds • VSEPR theory and molecular geometry • Bond length, bond energy, and polarity • Stay tuned for a series of practice problems to test your knowledge, and don't miss out on the 20 MCQs at the end, specifically designed for IITJEE and NEET aspirants. • 📚 Prepare like never before with in-depth explanations and easy-to-follow steps. • 👍 Like, Share, and Subscribe for more in-depth Chemistry lessons to help you crack competitive exams! • --------✔✨20 multiple-choice questions on covalent bonding for IITJEE and NEET preparation:--------- • 1. Which of the following has a purely covalent bond? • a) NaCl • b) HCl • c) H₂O • d) Cl₂ • Answer: d) Cl₂ • 2. The bond angle in water is: • a) 104.5° • b) 120° • c) 180° • d) 109.5° • Answer: a) 104.5° • 3. In which of the following molecules are all the bonds sigma (σ) bonds? • a) H₂O • b) C₂H₄ • c) C₂H₂ • d) NH₃ • Answer: d) NH₃ • 4. Which of the following species has a linear shape? • a) H₂O • b) NH₃ • c) BeCl₂ • d) CH₄ • Answer: c) BeCl₂ • 5. Which of the following molecules contains both sigma (σ) and pi (π) bonds? • a) CH₄ • b) H₂O • c) C₂H₄ • d) HCl • Answer: c) C₂H₄ • 6. Which one of the following has the highest bond dissociation energy? • a) O₂ • b) N₂ • c) F₂ • d) Cl₂ • Answer: b) N₂ • 7. The type of hybridization in the central atom of CH₄ is: • a) sp • b) sp² • c) sp³ • d) sp³d • Answer: c) sp³ • 8. Which of the following statements is correct about the molecular orbital theory? • a) It only applies to diatomic molecules. • b) It explains the paramagnetic nature of oxygen. • c) It cannot explain the bond order of nitrogen. • d) It does not explain bond formation. • Answer: b) It explains the paramagnetic nature of oxygen. • 9. Which of the following exhibits sp² hybridization? • a) C₂H₆ • b) C₂H₄ • c) CH₄ • d) BeCl₂ • Answer: b) C₂H₄ • 10. Which of the following has an angular shape due to lone pairs on the central atom? • a) CO₂ • b) SO₂ • c) BF₃ • d) BeCl₂ • Answer: b) SO₂ • 11. Which of the following is an example of a non-polar covalent bond? • a) H₂O • b) HCl • c) NH₃ • d) O₂ • Answer: d) O₂ • 12. Which of the following factors affects bond strength in covalent molecules? • a) Atomic size • b) Electronegativity • c) Hybridization • d) All of the above • Answer: d) All of the above • 13. In a triple bond, how many pi bonds are present? • a) 1 • b) 2 • c) 3 • d) 0 • Answer: b) 2 • 14. Which of the following has the longest bond length? • a) HCl • b) H₂ • c) I₂ • d) Cl₂ • Answer: c) I₂ • 15. Which of the following molecules is planar in shape? • a) CH₄ • b) NH₃ • c) BF₃ • d) H₂O • Answer: c) BF₃ • 16. What is the shape of SF₆? • a) Octahedral • b) Tetrahedral • c) Trigonal bipyramidal • d) Square planar • Answer: a) Octahedral • 17. Which of the following is true for a pi bond? • a) It results from head-to-head overlap. • b) It is stronger than a sigma bond. • c) It restricts the rotation of bonded atoms. • d) It is formed by s-orbitals. • Answer: c) It restricts the rotation of bonded atoms. • 18. The bond order of nitrogen (N₂) is: • a) 1 • b) 2 • c) 3 • d) 4 • Answer: c) 3 • 19. The bond angle in CH₄ is: • a) 109.5° • b) 104.5° • c) 120° • d) 180° • Answer: a) 109.5° • 20. Which of the following elements forms covalent compounds most readily? • a) Na • b) Al • c) C • d) Mg • Answer: c) C • ✨ Thank you for watching! I hope this lesson on Covalent Bonding has helped clarify your concepts and boost your preparation for exams like IITJEE, NEET, and CUET. Don't forget to like, share, and subscribe to my channel, Sangeeta KhatriMaam, for more in-depth chemistry lessons. If you have any questions, drop them in the comments below, and I'll be happy to help! Keep learning and stay motivated. Best of luck with your studies! • Hashtags: • #CovalentBonding #Class11Chemistry #ChemicalBonding #IITJEE #NEET #CUET #MolecularStructure #CompetitiveExams #ChemistryLessons #SangeetaKharriMaa #JEEPreparation #NEETPreparation #ChemistryMasterclass • Class 11 Chemistry,Chemical Bonding,Molecular Structure,IITJEE Chemistry,NEET Chemistry,CUET Chemistry,Sigma and Pi bonds,VSEPR theory,Bond length,Bond energy,Chemistry for competitive exams,IIT JEE preparation,NEET preparation,chemistry neet,neet chemistry,iit chemistry,covelent bonding,covalent bond,iit covalent bond,sharing of electron,class 10,single covalent bond,double,triple,formal charge,lewis dot structure,bond strength

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