número_atòmic_14 (HyperDic hyper-dictionary)

Català > 1 sentit de l'expressió *número atòmic 14*:
NOM	substance	número atòmic 14, silici, Si	a tetravalent nonmetallic element

Català > *número atòmic 14*: 1 sentit > nom 1, substance
Sentit	A tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors.
Sinònims	silici, Si
General	element, element químic	Any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
General	semiconductor	A substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator
Substància de	arena, sorra	A loose material consisting of grains of rock or coral
	argila	A very fine-grained soil that is plastic when moist but hard when fired
	feldspat	Any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium
	granit	plutonic igneous rock having visibly crystalline texture
	quars	A hard glossy mineral consisting of silicon dioxide in crystal form
	silicona	Any of a large class of siloxanes that are unusually stable over a wide range of temperatures
Anglès	silicon, Si, atomic number 14
Espanyol	número atómico 14, silicio, Si

HyperDic: número_atòmic_14