alkali metal

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Related to alkaline metal: Alkali metals

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 ?
Group I contains alkaline metals having very strong chemical activity, but simultaneously the sub-Group "b" contains copper, silver and gold which have not these properties but possess excellent electric conductivity.
Side by side with influence on morphological peculiarities of the crystallite growth under conditions of joint deposition of vapor flows of steel and alkaline metal halogenides, intensification of the volume diffusion will enable formation at boundaries of columnar crystallites of accumulations of defects such as vacancies, impurity atoms, etc.
Its patent pending hydrogen gas generator is the result of years of research and development and produces hydrogen gas from water via the time release of measured amounts of an alkaline metal emulsion into a water reservoir.

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