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Having a valence of six; -- said of hexads.

s and water gas. It is standard of chemical equivalents or combining weights, and also of valence, being the typical monad. Symbol H. Atomic weight 1.

A prefix denoting that the element to the name of which it is prefixed enters with a low valence, or in a low state of oxidization, usually the lowest, into the compounds indicated; as, hyposulphurous acid.

Pertaining to, or derived from, chlorine having a valence lower than in chlorous compounds. Hypochlorous acid (Chem.), an acid derived from chlorine, not known in a pure state, but forming various salts, called hypochlorites.

Containing or derived from nitrogen having a lower valence than in nitrous compounds. Hyponitrous acid (Chem.), an unstable nitrogen acid, NOH, whose salts are produced by reduction of the nitrates, although the acid itself is not isolated in the free state except as a solution in water; -- called also nitrosylic acid.…

uffix, denoting that the element indicated enters into certain compounds with its highest valence, or with a valence relatively higher than in compounds where the name of the element ends in -ous; as, ferric, sulphuric. It is also used in the general sense of pertaining to; as, hydric, sodic, calcic.…

r containing, iodine; specif., denoting those compounds in which it has a relatively high valence; as, iodic acid. Iodic acid, a monobasic acid, consisting of iodine with three parts of oxygen and one of hydrogen.

o iridium; -- said specifically of those compounds in which iridium has a relatively high valence.

or pertaining to iridium; -- applied specifically to compounds in which iridium has a low valence.

A bond of affinity, or a unit of valence between atoms; -- applied to a unit of chemical force or attraction.

or containing, manganese; specif., designating compounds in which manganese has a higher valence as contrasted with manganous compounds. Cf. Manganous. Manganic acid, an acid, H2MnO4, formed from manganese, analogous to sulphuric acid.

pertaining to, designating, those compounds of manganese in which the element has a lower valence as contrasted with manganic compounds; as, manganous oxide. Manganous acid, a hypothetical compound analogous to sulphurous acid, and forming the so-called manganites.

gn personally on earth a thousand years; a Chiliast; also, a believer in the universal prevalence of Christianity for a long period.

ining, molybdenum; specif., designating those compounds in which the element has a higher valence, as contrasted with molybdous compounds; as, molybdic oxide.

taining, molybdenum; specif., designating those compounds in which molybdenum has a lower valence as contrasted with molybdic compounds.

An atom or radical whose valence is one, or which can combine with, be replaced by, or exchanged for, one atom of hydrogen. Monad deme (Biol.), in tectology, a unit of the first order of individuality.

Having the equivalence or replacing power of an atom of hydrogen; univalent; as, the methyl radical is monatomic.

Having a valence of one; univalent. See Univalent.

Having a valence greater than one, as silicon.

ng compounds in which, as contrasted with the nickelous compounds, the metal has a higher valence; as nickelic oxide.