| 1 |
Which one of the following molecules is paramagnetic. |
|
| 2 |
Which element has highest ionization potential. |
|
| 3 |
Which of the following molecules have highest bond energy |
- A. F2
- B. Cl2
- C. Br2
- D. I2
|
| 4 |
Dipole moment is defined as. |
- A. Charge x distance
- B. Charge x Debye
- C. Charge x displacement
- D. Charge x bond energy
|
| 5 |
Which pair are iso electronic. |
- A. Na+ and Cl-
- B. Na+ and Mg+2
- C. N-3 and P-3
- D. H+ and H-
|
| 6 |
The shielding effect of the inner electrons is responsible for |
- A. Increasing ionization energy values
- B. Decreasing ionization energy values
- C. Increasing electron affinity
- D. Increasing electonegativity
|
| 7 |
Ionic bond is formed by combination of groups |
- A. IA and VIII
- B. II A and VII A
- C. IV A and VA
- D. VIA and VII A
|
| 8 |
The shape of H<sub>3</sub>O is |
- A. Tetrahedral
- B. Angular
- C. Trigonal planer
- D. Pyramidaj
|
| 9 |
In which of the following Paris, do the elements form a compound by sharing electrons. |
- A. carbon and chlorine
- B. Lithium and iodine
- C. Neon and oxygen
- D. Potassium ad bromine
|
| 10 |
Which of the following has highest percentage ionic character. |
- A. HCl
- B. HF
- C. HBr
- D. HI
|