1-20 of 50 Search Results for

alkaline earth metals

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book Chapter

By Kenneth A. Walsh
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230001
EISBN: 978-1-62708-298-3
... of the second column, group IIA. This column is known as the alkaline earth metals. Table 1.1 Radioisotopes of beryllium Isotope Mass Half-life Mode of decay Nuclear spin 6 Be 6.01973 5.9 × 10 –21 s 2p to 4 He 0 7 Be 7.016929 53.28 d EC to 7 Li 3/2 8 Be 8.0053051...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230107
EISBN: 978-1-62708-298-3
.../ac60057a015 Heyrovsky J. , and Berezicky S. , 1929 . The Deposition of Radium and Other Alkaline Earth Metals at the Dropping Mercury Cathode , Collect. Czech. Chem. Commun. , Vol 1 , p 19 – 46 10.1135/cccc19290019 Hill U.T. , 1958 . Photometric Determination of Beryllium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2006
DOI: 10.31399/asm.tb.pht2.t51440141
EISBN: 978-1-62708-262-4
..., % Light case, low temperature 845–900 °C (1550–1650 °F) Deep case, high temperature 900–955 °C (1650–1750 °F) Sodium cyanide 10–23 6–16 Barium chloride … 30–55 (a) Salts of other alkaline earth metals (b) 0–10 0–10 Potassium chloride 0–25 0–20 Sodium chloride 20–40 0–20...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730129
EISBN: 978-1-62708-283-9
... ≥ n ( AW ) M / ρ M The equation is not satisfied for sodium, potassium, alkali, and the alkaline earth metals, so they oxidize rapidly in air. If the ratio [(MW) oxide /ρ oxide ]/[n(AW) M /ρ M ] is too high, the compressive stresses in the oxide may cause it to spall off...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230093
EISBN: 978-1-62708-298-3
... concentrations of iron, aluminum, or silicon [ Wright and Silver 1963 ]. Beryllium reacts readily with H 2 SO 4 and HCl. Boiling water and alkalis react with beryllium and give off hydrogen. Beryllium will react with molten alkali halides but exhibits no reaction with molten alkaline earth metal halides...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230055
EISBN: 978-1-62708-298-3
... ″ ( l ) = Be ( c , l ) + M ″ X 2 ( c , l ) where M′ is an alkali metal, and M″ is an alkaline earth metal. These reactions will be exothermic, and the equilibrium position will be far to the right under most conditions of operation. Magnesium metal is used...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170528
EISBN: 978-1-62708-297-6
... or more of the alkaline earth metals Many alloys of the first group have been used for centuries as type metals. They most likely were chosen for use as bearing materials because of the properties they were known to possess. The advantages of arsenic additions in this type of bearing alloy have...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230151
EISBN: 978-1-62708-298-3
..., which is less than the ideal value of 1.632. At the alpha-to-beta transformation, the bcc phase is denser than the hcp phase, resulting in a negative volume change on heating, an unusual transition [ Gupta 1994 ]. Based on the Engel-Brewer theory, the alkaline earth metals have an sp electronic hybrid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910021
EISBN: 978-1-62708-250-1
.... The characteristics include: conductivity of the solution, acidity and alkalinity, oxidizing power, degree of ionization, and solubility in the solution. These characteristics, in combination with the characteristics of the metal, will determine the corrosion behavior of a metal/environment combination. The chapter...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730081
EISBN: 978-1-62708-283-9
... , and Mg+ 2 ions are bonded ionically to some of the corner O −2 ions ( Fig. 8.3 ). With these alkali and alkaline earth oxides, not all of the oxygen ions are covalently bonded to two tetrahedra. This lowers the viscosity at high temperatures. Fig. 8.3 Commercial glasses contain alkali...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.9781627082501
EISBN: 978-1-62708-250-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910407
EISBN: 978-1-62708-250-1
... 100 mV shift on the polarization decay when cathodic protection is removed Measure protective cathodic currents to previously anodic sites on a structure by measuring earth currents For metals other than steel, the general criterion for protection is based on a minimum level of potential...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870191
EISBN: 978-1-62708-299-0
... influence design for corrosion resistance are summarized in Table 1 . Each factor plays a unique yet not always unrelated role with other factors. It should be noted that some of these factors are not specific to aluminum, but rather they apply to a variety of structural metals, most notably steels...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240509
EISBN: 978-1-62708-251-8
... wrought magnesium alloys commercially pure zinc zinc casting alloys wrought zinc alloys nominal composition MAGNESIUM has the lowest density (1.738 g/cm 3 , or 0.063 lb/in. 3 ) of the structural metals, with a density of approximately ⅔ that of aluminum and ¼ that of steel. Although magnesium...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910049
EISBN: 978-1-62708-250-1
... for water with no metal involved. The horizontal axis identifies the pH of the solution. The solutions range from acid conditions at the left (pH 0 to 7) to alkaline solutions at the right (pH 7 to 14). In the middle of the diagram are relatively neutral solutions (pH 5 to 9). The vertical axis is used...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.9781627082822
EISBN: 978-1-62708-282-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230065
EISBN: 978-1-62708-298-3
... Icrp Model , Miner. Process. Extr. Metall. Rev . Vol 14 ( No. 1 ), p 319 – 331 10.1080/08827509408914116 • Bunshah R.F. , and Juntz R.S. , 1966 . Purification of Beryllium by Crucible-Free Vacuum Melting and Distillation Process , Beryllium Technology, AIME , Vol 33...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060315
EISBN: 978-1-62708-261-7
...-resistance alloys, superalloys, refractory metals, low-melting-point metals, reactive metals, precious metals, rare earth metals, and metalloids or semimetals. It also provides a brief summary on special-purpose materials, including uranium, vanadium, magnetic alloys, and thermocouple materials. light...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060073
EISBN: 978-1-62708-261-7
... (a) Rare earth metal such as Ce, Nd etc., or La. Source: Ref 4.2 Minerals are frequently brightly colored, iridescent, and attractive. Because of such attractiveness, ancient man (and modern miners as well) collected mineral samples. For example, a typical copper-containing sulfide mineral...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430343
EISBN: 978-1-62708-253-2
... (magnetite) and Fe 2 O 3 (hematite) were predominant. Chromium oxide was also present. Traces of alkali and alkaline earth element oxides were due to impurities carried with the steam. The presence of copper, zinc, and nickel oxides in the form of deposits was due to carryover. The presence of hematite...