fluor (HyperDic hyper-dictionary)

Català > 2 sentits de la paraula *fluor*:
NOM	substance	fluor, número atòmic 9	a nonmetallic univalent element belonging to the halogens
substance	fluor, fluorita	a soft mineral (calcium fluoride) that is fluorescent in ultraviolet light

Català > *fluor*: 2 sentits > nom 1, substance
Sentit	A nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite.
Sinònim	número atòmic 9
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
	gas	A fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
	halogen	Any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
Substància de	criolita	A white mineral consisting of fluorides of aluminum and sodium
	fluorapatita	A form of apatite in which fluorine predominates over chlorine
	fluorita, fluor	A soft mineral (calcium fluoride) that is fluorescent in ultraviolet light
Anglès	fluorine, F, atomic number 9
Espanyol	flúor, número atómico 9

Català > *fluor*: 2 sentits > nom 2, substance
Sentit	A soft mineral (calcium fluoride) that is fluorescent in ultraviolet light; chief source of fluorine.
Sinònim	fluorita
General	mineral	Solid homogeneous inorganic substances occurring in nature having a definite chemical composition
Substàncias	calci, número atòmic 20	A white metallic element that burns with a brilliant light
Substàncias	fluor, número atòmic 9	A nonmetallic univalent element belonging to the halogens
Anglès	fluorite, fluorspar, fluor
Espanyol	fluorita

HyperDic: fluor