Silicon (Si) is a metalloid, element number 14 on the periodic table. Like carbon, silicon has four bonding sites, but silicon is more than twice as heavy as carbon. The high melting point of silicon means that at any temperature humans can survive, silicon is found in its solid form. ...
ametalloid 非金属[translate] a中国的优势在于它能够最大限度动员资源———将国内储蓄用于基础设施建设、利用境外直接投资引进先进技术。 China's superiority lies in it to be able maximum limit to mobilize the resources - - - to use in the domestic saving beyond the border the infrastructure constructi...
Reaction of Metal and Metalloid Compounds with Polyfunctional Molecules, XXXVI. New Syntheses of Open-Chain and Cyclic N -Borylureas and -thioureas N , N , N ′-Triorganylureas and -thioureas react either in lithiated or not lithiated form with bromodimethylborane. In the first case, the ...
a使收支平衡 Causes the balanced revenues and expenditures [translate] ametalloid 非金属 [translate] a永不放弃,坚持到底 Never gives up, insistence [translate] a很多人认为在灾难来临之前总是非常平静 Very many people before thought approaches at the disaster extremely is always tranquil [translate] ...
ametalloidal metalloidal[translate] aOcean freight 海运费[translate] ado not throw good things away we may be glad to them at some other time this is a useful lesson for us 不要投掷好事我们也许是高兴的到他们在另一时间此是一个有用的教训为我们[translate]...
Is silicon a metal? But unlike carbon, silicon ametalloid --in fact, it's the most common metalloid on earth. "Metalloid" is a term applied to elements that are better conductors of electron flow -- electricity -- than nonmetals, but not as good as metals. ...
Arsenic Definition Atrivalentandpentavalentmetalloidpoisonouselementthat iscommonlymetallicsteelgray,crystalline, andbrittleand isusedespeciallyinwoodpreservatives,alloys, andsemiconductors. from Free Scrabble Dictionary ApoisonoustrioxideAsOorAsOofarsenicusedespeciallyas aninsecticideorweedkiller. ...
a) Ti b) Sc c) Fe d) Hg Which nonmetal is liquid at room temperature? A) Mercury B) Caesium C) Bromine D) Rubidium Classify bromine as one of the following: a. nonmetal b. main group metal c. transition metal d. metalloid e. none of the above Which of the foll...
) Metalloidal; nonmetallic; -- contracted with positive or basic; as, the nitro group is negative. Negative (n.) A proposition by which something is denied or forbidden; a conception or term formed by prefixing the negative particle to one which is positive; an opposite or contradictory ...
Is platinum a metal, nonmetal or metalloid? What state of matter are most metals? Is sulfur a metal or nonmetal? Are all metals crystalline solids? Is promethium ductile? Are metallic bonding atoms filled with eight electrons? Is praseodymium a metal, nonmetal or metalloid?