| slovo | definícia |
atomic number 2
(wn) | atomic number 2
n 1: a very light colorless element that is one of the six inert
gasses; the most difficult gas to liquefy; occurs in
economically extractable amounts in certain natural gases
(as those found in Texas and Kansas) [syn: helium, He,
atomic number 2] |
| | podobné slovo | definícia |
atomic number 20
(wn) | atomic number 20
n 1: a white metallic element that burns with a brilliant light;
the fifth most abundant element in the earth's crust; an
important component of most plants and animals [syn:
calcium, Ca, atomic number 20] |
atomic number 21
(wn) | atomic number 21
n 1: a white trivalent metallic element; sometimes classified in
the rare earth group; occurs in the Scandinavian mineral
thortveitite [syn: scandium, Sc, atomic number 21] |
atomic number 22
(wn) | atomic number 22
n 1: a light strong grey lustrous corrosion-resistant metallic
element used in strong lightweight alloys (as for airplane
parts); the main sources are rutile and ilmenite [syn:
titanium, Ti, atomic number 22] |
atomic number 23
(wn) | atomic number 23
n 1: a soft silvery white toxic metallic element used in steel
alloys; it occurs in several complex minerals including
carnotite and vanadinite [syn: vanadium, V, {atomic
number 23}] |
atomic number 24
(wn) | atomic number 24
n 1: a hard brittle multivalent metallic element; resistant to
corrosion and tarnishing [syn: chromium, Cr, {atomic
number 24}] |
atomic number 25
(wn) | atomic number 25
n 1: a hard brittle grey polyvalent metallic element that
resembles iron but is not magnetic; used in making steel;
occurs in many minerals [syn: manganese, Mn, {atomic
number 25}] |
atomic number 26
(wn) | atomic number 26
n 1: a heavy ductile magnetic metallic element; is silver-white
in pure form but readily rusts; used in construction and
tools and armament; plays a role in the transport of oxygen
by the blood [syn: iron, Fe, atomic number 26] |
atomic number 27
(wn) | atomic number 27
n 1: a hard ferromagnetic silver-white bivalent or trivalent
metallic element; a trace element in plant and animal
nutrition [syn: cobalt, Co, atomic number 27] |
atomic number 28
(wn) | atomic number 28
n 1: a hard malleable ductile silvery metallic element that is
resistant to corrosion; used in alloys; occurs in
pentlandite and smaltite and garnierite and millerite [syn:
nickel, Ni, atomic number 28] |
atomic number 29
(wn) | atomic number 29
n 1: a ductile malleable reddish-brown corrosion-resistant
diamagnetic metallic element; occurs in various minerals
but is the only metal that occurs abundantly in large
masses; used as an electrical and thermal conductor [syn:
copper, Cu, atomic number 29] |
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