IIT JEE : Chemical Bonding And Molecular Structures QUESTIONS AND ANSWERS :: part2 : 1 to 5
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
1.Tetracovalency of carbon can be explained on the basis of |
| electronegativity |
| promotion rule |
| hybridization |
| resonance |
2.Which among the following is not the characteristic property of carbon? |
| Availability of d-electron for bonding |
| Highest electronegativity in the group |
| Multiple bond formation |
| Resonance |
3.The number of the unpaired electrons in O-2 ion are |
| 0 |
| 4 |
| 2 |
| 1 |
4.Which of the following bond is the most covalent? |
| C-H |
| Si-H |
| P-H |
| N-H |
5.Nitrogen atom has atomic no. 7 while oxygen atom 8. The total number of electrons in nitrate ion is: |
| 18 |
| 28 |
| 32 |
| 16 |
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