What is the dominant intermolecular force or bond that must be overcome in converting liquid CH3OH to a gas?
1. Hydrogen bonding
2. Dipole-dipole interaction
3. Covalent bonds
4. London dispersion force
The correct order of increasing bond angles in the following triatomic species is:
1.
2.
3.
4.
The correct order of increasing bond order among the given is -
1.
2.
3.
4.
The correct order of C-O bond length among CO, , CO2 is:
1.
2.
3.
4.
In which of the following pairs, the two species are iso-structural?
1.
2.
3.
4.
In which of the following molecules are all the bonds not equal?
1. | ClF3 | 2. | BF3 |
3. | AlF3 | 4. | NF3 |
Which of the following species has a linear shape?
1.
2.
3.
4.
Which of the following is the most basic oxide?
1.
2.
3.
4.
Which of the following is not a correct statement?
1. | The electron-deficient molecules can act as Lewis acids. |
2. | The canonical structures have no real existence. |
3. | Every AB5 molecule does in fact have a square pyramidal structure. |
4. | Multiple bonds are always shorter than corresponding single bonds. |