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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 | Chemical Element, Health, Industrial . . .
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 Uses, Potential Benefits, Risks and Side Effects . . .
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 - Element information, properties and uses . . .
Element Strontium (Sr), Group 2, Atomic Number 38, s-block, Mass 87 62 Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images
Strontium Facts - Element 38 or Symbol Sr - Science Notes and . . .
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
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

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