{Columbic acid} (Chem.), a weak acid derived from columbic or niobic oxide, {Nb2O5}; -- called also {niobic acid}. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
Columbic acid — Columbic Co*lum bic, a. [From {Columbo}.] Pertaining to, or derived from, the columbo root. [1913 Webster] {Columbic acid} (Chem.), an organic acid extracted from the columbo root as a bitter, yellow, amorphous substance. [1913 Webster] … The Collaborative International Dictionary of English
columbic acid — noun : niobic acid … Useful english dictionary
Columbic — Co*lum bic, a. [From {Columbium}.] (Chem.) Pertaining to, or containing, columbium or niobium; niobic. [1913 Webster] {Columbic acid} (Chem.), a weak acid derived from columbic or niobic oxide, {Nb2O5}; called also {niobic acid}. [1913 Webster] … The Collaborative International Dictionary of English
Columbic — Co*lum bic, a. [From {Columbo}.] Pertaining to, or derived from, the columbo root. [1913 Webster] {Columbic acid} (Chem.), an organic acid extracted from the columbo root as a bitter, yellow, amorphous substance. [1913 Webster] … The Collaborative International Dictionary of English
niobic acid — Columbic Co*lum bic, a. [From {Columbium}.] (Chem.) Pertaining to, or containing, columbium or niobium; niobic. [1913 Webster] {Columbic acid} (Chem.), a weak acid derived from columbic or niobic oxide, {Nb2O5}; called also {niobic acid}. [1913… … The Collaborative International Dictionary of English
niobic acid — noun : a gelatinous hydrated form Nb2O5.nH20 of niobium pentoxide that reacts with alkalies to yield salts (as sodium niobate NaNb03) called also columbic acid … Useful english dictionary
Nb2O5 — Columbic Co*lum bic, a. [From {Columbium}.] (Chem.) Pertaining to, or containing, columbium or niobium; niobic. [1913 Webster] {Columbic acid} (Chem.), a weak acid derived from columbic or niobic oxide, {Nb2O5}; called also {niobic acid}. [1913… … The Collaborative International Dictionary of English
Niobium pentoxide — IUPAC name Niobium(V) oxide … Wikipedia
Columbate — Co*lum bate, n. [Cf. F. colombate. See {Columbium}.] (Chem.) A salt of columbic acid; a niobate. See {Columbium}. [1913 Webster] … The Collaborative International Dictionary of English
niobic — /nuy oh bik, ob ik/, adj. Chem. 1. of or pertaining to niobium; columbic. 2. of or derived from niobic acid. [1835 45; NIOB(IUM) + IC] * * * … Universalium
