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strontium 音标拼音: [str'ɑntiəm]

n. 锶[金属元素]

锶[金属元素]

WordNet (r) 3.0 (2006) (WordNet)

strontium
n 1: a soft silver-white or yellowish metallic element of the
alkali metal group; turns yellow in air; occurs in
celestite and strontianite [synonym: {strontium}, {Sr}, {atomic
number 38}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Strontium \Stron"ti*um\, n. [NL. See {Strontia}.] (Chem.)
A metallic element of the calcium group, always naturally
occurring combined, as in the minerals strontianite,
celestite, etc. It is isolated as a yellowish metal, somewhat
malleable but harder than calcium. It is chiefly employed (as
in the nitrate) to color pyrotechnic flames red. Symbol Sr.
Atomic weight 87.3.
[1913 Webster]

The Elements Database (element)

strontium
Symbol: Sr
Atomic number: 38
Atomic weight: 87.62
Soft yellowish metallic element, belongs to group 2 of the periodic
table. Highly reactive chemically. Sr-90 is present in radioactive
fallout
and has a half-life of 28 years. Discovered in 1798 by Klaproth and
Hope,
isolated in 1808 by Humphry Davy.

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Strontium - Wikipedia
Strontium is a chemical element; it has symbol Sr and atomic number 38 An alkaline earth metal, it is a soft silver-white yellowish metallic element that is highly chemically reactive The metal forms a dark oxide layer when it is exposed to air
STRONTIUM - Uses, Side Effects, and More - WebMD
Strontium is a silvery metal found naturally as a non-radioactive element About 99% of the strontium in the human body is concentrated in the bones
Strontium Uses, Potential Benefits, Risks and Side Effects - Dr. Axe
Strontium is a mineral and alkaline earth metal like calcium, and it seems to work similarly to calcium in the body with its main benefit being a boost to bone health Strontium absorption also has effects on the absorption of calcium, magnesium and phosphate ions
Strontium | Chemical Element, Health, Industrial Applications . . .
strontium (Sr), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table It is used as an ingredient in red signal flares and phosphors and is the principal health hazard in radioactive fallout Strontium is a soft metal like lead and, when freshly cut, has a silvery lustre
Strontium - Element information, properties and uses | Periodic Table
Strontium is found mainly in the minerals celestite and strontianite China is now the leading producer of strontium Strontium metal can be prepared by electrolysis of the molten strontium chloride and potassium chloride, or by reducing strontium oxide with aluminium in a vacuum
Facts About Strontium - Live Science
Strontium is a soft, silvery metal with a number of uses: It blocks X-rays emitted by TV picture tubes; it causes paint to glow in the dark; and it is responsible for the brilliant reds in
Strontium Facts – Element 38 or Symbol Sr - Science Notes and Projects
Strontium is a chemical element with the symbol Sr and atomic number 38 It is an alkaline earth metal that is soft and silver-white when freshly cut, but tarnishes to a yellowish color in air Strontium is chemically similar to its group neighbors, calcium and barium
Strontium Definition, Facts, Symbol, Discovery, Properties, Uses
Strontium (pronunciation: STRON-she-em) is a soft, silvery element that belongs to the family of alkali earth metals and is represented by the chemical symbol Sr [1, 2] Being chemically highly reactive, it reacts with water and burns in the air [1, 3]
Strontium: Properties, Applications, and Uses - A Comprehensive Guide
Learn about its unique physical and chemical properties, how it's used in various industries, and the safety precautions needed for handling This comprehensive guide covers everything you need to know Strontium is a soft, silvery-white, alkaline earth metal with the atomic number 38
Strontium (Sr) – Definition, Preparation, Properties, Uses . . . - Examples
Strontium is an element found in the Earth’s crust Known for its bright red flames in fireworks and flares, it’s much more than a spectacle In its pure form, Strontium is a silvery-white metal that reacts with air and water It has applications ranging from making TV screens to strengthening bones in osteoporosis treatments

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