Incorrect statement about peptide bond is:
1. | C–N bond length in proteins is longer than the usual bond length of N-bond. |
2. | Spectroscopic analysis shows the planar structure of group. |
3. | C–N bond length in proteins is smaller than the usual bond length of the C–N bond. |
4. | None of the above. |
Among the following, the pair in which the two species are not isostructural is:
1.
2.
3.
4.
In a regular octahedral molecule, MX6, the number of X–M–X bonds at 180º is:
1. | Two | 2. | Six |
3. | Four | 4. | Three |