XI Chemistry Chemical Bonding Online Test Mdcat-2024

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Instructions for Chapter Chemical Bonding Online Test Mdcat-2024:

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    Test Details:

      • Subject: Chemistry
      • Class: 1st year or 11
      • Chapter name: Chemical Bonding
      • Test: MDCAT 2024
      • Book: Sindh Textbook
      • Total No. Of MCQS: 50
      • Time Allowed: 50 Minutes
      • Price : Free
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      XI Chemistry Chemical Bonding Online Test Mdcat-2024

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      1. The molecule which has maximum bond angle is

      2 / 50

      2. The highest bond energy in the following is

      3 / 50

      3. If the bond angle in AB₂ type molecule is 104.5°, its geometry should be

      4 / 50

      4. At the time of bond formation, Potential energy :

      5 / 50

      5. X-ray analysis of diamond shows that bond length between two carbon atoms is 1.54A°, then radius of carbon will be.?

      6 / 50

      6. S-Character is directly proportional to

      7 / 50

      7. Which of the following polar compounds have zero dipole moment?

      8 / 50

      8. Covalent character of HCl is

      9 / 50

      9. Which of the following compounds show maximum ionic character

      10 / 50

      10. Select the incorrect statement

      11 / 50

      11. 1Debye=?

      12 / 50

      12. S.I unit of Dipole moment is?

      13 / 50

      13. Which type of hybridization involves the mixing of one s orbital and two p orbitals?

      14 / 50

      14. What is the hybridization of the carbon atom in ethylene (C2H4)?

      15 / 50

      15. Which type of hybridization occurs in a molecule with a central atom that has four single bonds?

      16 / 50

      16. What is hybridization in chemistry?

      17 / 50

      17. According to VSEPR theory, what determines the shape of a molecule?

      18 / 50

      18. What is the molecular shape of a molecule with three bonding pairs and one lone pair around the central atom?

      19 / 50

      19. Which molecular shape is expected for a molecule with four bonding pairs and no lone pairs around the central atom?

      20 / 50

      20. Which of the following is not considered in active set of electrons?

      21 / 50

      21. How many active set of electrons are there in CO₂?

      22 / 50

      22. Which of the following molecules has no unpaired electrons according to molecular orbital theory?

      23 / 50

      23. Which molecular orbital is filled first according to the aufbau principle?

      24 / 50

      24. In a diatomic molecule, how many molecular orbitals can be formed from the combination of two p orbitals?

      25 / 50

      25. Which of the following statements is true about the molecular orbital theory's description of O2?

      26 / 50

      26. Which of the following molecules has a bond order of 3 according to molecular orbital theory?

      27 / 50

      27. What is the bond order of a molecule with 8 bonding electrons and 4 antibonding electrons?

      28 / 50

      28. Select the correct statement:

      29 / 50

      29. In molecular orbital theory, what is the bond order formula?

      30 / 50

      30. Which molecular orbital is higher in energy, bonding or antibonding?A. Bonding

      31 / 50

      31. According to molecular orbital theory, what happens when atomic orbitals combine?

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      32. What is the primary difference between valence bond theory and molecular orbital theory?

      33 / 50

      33. One of the main limitations of valence bond theory is its inability to explain which of the following phenomena?

      34 / 50

      34. Where is the electron density concentrated in a pi bond?

      35 / 50

      35. In valence bond theory, which of the following bonds is expected to be the strongest?

      36 / 50

      36. According to valence bond theory, which factor most significantly influences the strength of a covalent bond?

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      37. In a molecule of ethene (C2H4), how many pi bonds are present?

      38 / 50

      38. Which orbitals can participate in the formation of a pi bond?

      39 / 50

      39. Pi bonds are found in which type(s) of covalent bonds?

      40 / 50

      40. What type of head-to-head overlapping exist in F₂ molecule

      41 / 50

      41. Ionic Character depends upon

      42 / 50

      42. In a molecule of ethane (C2H6), how many sigma bonds are present?

      43 / 50

      43. Which orbitals can participate in the formation of a sigma bond?

      44 / 50

      44. Sigma bonds are found in which type(s) of covalent bonds?

      45 / 50

      45. Which of the following statements is true about sigma bonds?

      46 / 50

      46. What is a sigma bond?

      47 / 50

      47. Bond formed by the mutual sharing of electrons

      48 / 50

      48. Bond formation process is

      49 / 50

      49. "A covalent bond is formed due to the overlap of half filled orbital of combining atoms." This is the postulate of ?

      50 / 50

      50. What are the drawbacks of Lewis concept for covalent bond formation

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