hydridicadj.
/hʌɪˈdrʌɪdɪk/ Chemistry.
Of an atom of hydrogen: having a negative charge (like the hydrogen in ionic hydrides).
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hydridic1966
1966 C. S. G. Phillips & R. J. P. Williams Inorg. Chem. II. xxxiii. 565 Boron-hydrogen bonds generally react with Grignard reagents as if they contained hydridic hydrogen.
1966 K. M. Mackay Hydrogen Compounds Metallic Elem. v. 155 The behaviour of hydrogen in the hydride complexes reflects a change from acidic hydrogen in the carbonyl hydrides to basic, hydridic, hydrogen in the other compounds.
1968 Inorg. Chem. VII. 1952/2 The nature of the hydrogens in boron hydrides varies from hydridic (or negative) in diborane(6) to protonic (or positive) in the moderately strong acid decaborane(14).
This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018).
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adj.1966