.gif)
Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
Chemistry Fsc Part 1 Chapter 6 Online Test
| Sr. # | Questions | Answers Choice |
|---|---|---|
| 1 | Which of the following statements is not correct regarding bonding molecular orbitals | Bonding molecular orbitals possess less energy than atomic orbitals from which they are formed Bonding molecular orbitals have low electron density between the two nuclei Every electron in the bonding molecular orbitals contributes to the attraction between atoms Bonding molecular orbitals are formed when the electron waves undergo constructive interference |
| 2 | The number of bonds in nitrogen molecule is | One o and one<span style="box-sizing: border-box; color: rgb(34, 34, 34); font-family: "Times New Roman"; font-size: 18px; background-color: rgb(255, 255, 248);">π</span> One o and two<span style="font-family: "Times New Roman"; font-size: 18px; color: rgb(34, 34, 34); box-sizing: border-box; background-color: rgb(255, 255, 248);">π </span> Three sigma only Two o and two<span style="font-family: "Times New Roman"; font-size: 18px; color: rgb(34, 34, 34); box-sizing: border-box; background-color: rgb(255, 255, 248);">π</span> |
| 3 | An ionic compound A+B-is most likely to be formed when | The ionization energy of A is high and electron affinity of B is low The ionization energy of A is low and electron affinity of B is high Both the ionization energy of A and electron affinity of B are high Both the ionization energy of A and electron affinity of B are low |
