Predict the correct order among the following.
(1) lone pair-lone pair>bond pair-bond pair>lone pair-bond pair
(2) bond pair-bond pair>lone pair-bond pair>lone pair-lone pair
(3) lone pair-bond pair>bond pair-bond pair>lone pair-lone pair
(4) lone pair-lone pair>lone pair-bond pair>bond pair-bond pair
The incorrect statement among the following regarding the molecules of CH4, NH3, and H2O is:
1. | The H-O-H bond angle in H2O is larger than the H-C-H bond angle in CH4. |
2. | The H-O-H bond angle in H2O is smaller than the H-N-H bond angle in NH3. |
3. | The H-C-H bond angle in CH4 is larger than the H-N-H bond angle in NH3. |
4. | The H-C-H bond angle in CH4, the H-N-H bond angle in NH3, and the H-O-H bond angle in H2O are all greater than 90°. |
Which of the following is the incorrect statement?
1. PH5 and BiCl5 do not exist
2. pπ - dπ bonds are present in SO2
3. SeF4 and CH4 have the same shape
4. \(\mathrm{I_{3}^{+}}\)
Mark the correct order of repulsion among the following according to the VSEPR theory.
1. | lone pair-lone pair > bond pair-bond pair >lone pair-bond pair |
2. | bond pair-bond pair> lone pair-bond pair>lone pair-lone pair |
3. | lone pair-bond pair > bond pair-bond pair >lone pair-lone pair |
4. | lone pair-lone pair> lone pair-bond pair>bond pair-bond pair |
In which orbital is the pair of electrons located in the provided carbanion, CH3C≡C– ?
1. sp3
2. sp2
3. sp
4. 2p
1. | The H-O-H bond angle in H2O is larger than the H-C-H bond angle in CH4 |
2. | The H-C-H bond angle in CH4 is larger than the H-N-H bond angle in NH3 |
3. | The H-C-H bond angle in CH4, the H-N-H bond angle in NH3 and the H-0-H bond angle in H2O are all greater than 90o |
4. | The H-O-H bond angle in H2O is smaller than the H-N-H bond angle in NH3 |