| 11. | A pentafoil knot prepared using dinamic covalent chemistry has been reported.
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| 12. | Not all irreversible inhibitors form covalent adducts with their enzyme targets.
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| 13. | Compounds in its preferred oxidation state of + 4 are covalent.
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| 14. | Most of the ordinary compounds of bismuth are covalent in nature.
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| 15. | The original theoretical calculations had been carried out by covalent bonds.
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| 16. | The atoms are much more strongly bound with a covalent bond.
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| 17. | The chemists might create new ones like single or triple covalent bonds.
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| 18. | Phase III is typically associated with large-deformation covalent bond stretching.
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| 19. | Transition metal complexes are generally bound by coordinate covalent bonds.
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| 20. | Unlike pure ionic bonds, covalent bonds may have directed anisotropic properties.
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