alkali metal


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Related to alkali metal: Transition metal

metal

 [met´'l]
any chemical element marked by luster, malleability, ductility, and conductivity of electricity and heat, and which will ionize positively in solution. adj., adj metal´lic.
alkali metal one of a group of monovalent elements including lithium, sodium, potassium, rubidium, and cesium.
metal fume fever an occupational disorder with malaria-like symptoms occurring in those engaged in welding and other metallic operations and due to the volatilized metals. It includes brassfounder's fever (brass chill, brazier's chill) and spelter's fever (zinc chill, zinc fume fever).
heavy metal one with a high specific gravity, usually defined to be above 5.0.
heavy metal poisoning poisoning with any of the heavy metals, particularly antimony, arsenic, cadmium, lead, mercury, thallium, or zinc.
noble metal a metal that is highly resistant to oxidation and corrosion.

al·ka·li met·al

an alkali of the family Li, Na, K, Rb, Cs, and Fr, all of which have highly ionized hydroxides.
Synonym(s): alkali (3)

al·ka·li met·al

(al'kă-lī met'ăl)
An alkali of the family Li, Na, K, Rb, Cs, and Fr, all of which have highly ionized hydroxides.
Synonym(s): alkali (3) .

al·ka·li met·al

(al'kă-lī met'ăl)
An alkali of the families Li, Na, K, Rb, Cs, and Fr, all of which have highly ionized hydroxides.
Synonym(s): alkali (3) .

metal

any chemical element marked by luster, malleability, ductility and conductivity of electricity and heat, and which will ionize positively in solution.

alkali metal
one of a group of monovalent elements including lithium, sodium, potassium, rubidium and cesium.
metal detector
a portable electronic device used to detect metal in the reticulum of cows. Most clinically normal cows fed on prepared rations give positive results.
metal implants
see implant.
metal retriever
a long, probang-like instrument, passed orally into the reticulum in cattle for the retrieval of metallic foreign bodies that might cause traumatic reticuloperitonitis.
References in periodicals archive ?
The densities of alkali metal bromides solutions inAN, 3-HPN and 50% mixture of AN+3-HPNchangesslightly with the increase in temperature.
found that composites of organic polymers and metal compounds can be produced easily from a quick one-step reaction under ordinary temperature and pressure conditions by stirring an organic solution of halide dicarboxylates, dichloroformate, or phosgene compounds with a basic aqueous solution of a metal oxide, a metal hydroxide, and a metal carbonate of an alkali metal and a transition metal with a diamine.
and high level G2, G2(MP2), G3, and CBS-B3 methods to predict the affinities of different bases towards alkali metal (lithium, sodium, and potassium) cations.
Structure of smectites is similar to mica structure, however, the hydrated alkali metal cations are weakly bonded in the interlayer.
Encapsulating alkali metals into silica gel enables scientists who have traditionally shied away from these metals to now safely and routinely perform reductions," said Sigma-Aldrich director of business development for chemistry Chris Hewitt.
Proceeding from that, alkali metal compounds can be divided into the following three groups: [p.
The natural bond orbit (NBO) charges of C- combined with alkali metal atom, Li+, Na+, K+ are acquired by the B3LYP method.
They cover fundamentals and general aspects of electrochemical energy storage, materials for aqueous electrolyte batteries, materials for alkali metal batteries, new emerging technologies, and performance and technology development for batteries.
American Thermal Holdings Company has received a patent for a coating composition consisting essentially of (a) approximately 30-65% by weight of a water-soluble alkali metal silicate binder; (b) 0.
Osaka, June 22, 2010 - (ACN Newswire) - Panasonic Corporation announced today it has succeeded in the development of a new catalyst using an alkali metal compound to decompose and purify particulate matter in diesel engine exhaust gas[1], and has begun shipping its samples this month.
This alkali metal has 76 fewer electrons than francium.
The 60-page book also includes a completely updated review of Spectroflux alkali metal borate fusion fluxes.