Definitions Found:
rare trivalent metallic element, found in gadolinite and other minerals. Symbol: Y; at. wt.: 88.905; at. no.: 39; sp. gr.: 4.47
- yttricrare trivalent metallic element, found in gadolinite and other minerals. Symbol: Y; at. wt.: 88.905; at. no.: 39; sp. gr.: 4.47
- yttriumrare trivalent metallic element, found in gadolinite and other minerals. Symbol: Y; at. wt.: 88.905; at. no.: 39; sp. gr.: 4.47
- thuliumsrare-earth metallic element found in the minerals euxenite, gadolinite, etc. Symbol: Tm; at. wt.: 168.934; at. no.: 69; sp. gr.: 9.32
- thuliumrare-earth metallic element found in the minerals euxenite, gadolinite, etc. Symbol: Tm; at. wt.: 168.934; at. no.: 69; sp. gr.: 9.32
- indiumsrare metallic element, soft, white, malleable, and easily fusible, found combined in various ore minerals, esp. sphalerite: so called from the two indigo-blue lines in its spectrum. Symbol: In; at. wt.: 114.82; at. no.: 49; sp. gr.
- indiumrare metallic element, soft, white, malleable, and easily fusible, found combined in various ore minerals, esp. sphalerite: so called from the two indigo-blue lines in its spectrum. Symbol: In; at. wt.: 114.82; at. no.: 49; sp. gr.
- galliumrare, steel-gray, trivalent metallic element used in high-temperature thermometers because of its high boiling point (1983┬░C) and low melting point (30┬░C). Symbol: Ga; at. wt.: 69.72; at. no.: 31; sp. gr.: 5.91 at 20┬░C
- terbicrare-earth, metallic element present in certain minerals and yielding colorless salts. Symbol: Tb; at. no.: 65; at. wt.: 158.924; sp. gr.: 8.25
- terbiumrare-earth, metallic element present in certain minerals and yielding colorless salts. Symbol: Tb; at. no.: 65; at. wt.: 158.924; sp. gr.: 8.25
- caesiumsrare, highly reactive, soft, metallic element of the alkali metal group, used chiefly in photoelectric cells. Symbol: Cs; at. wt.: 132.905; at. no.: 55; sp. gr.: 1.9 at 20┬░C; melts at 28.5┬░C
- caesiumrare, highly reactive, soft, metallic element of the alkali metal group, used chiefly in photoelectric cells. Symbol: Cs; at. wt.: 132.905; at. no.: 55; sp. gr.: 1.9 at 20┬░C; melts at 28.5┬░C
- cesiumrare, highly reactive, soft, metallic element of the alkali metal group, used chiefly in photoelectric cells. Symbol: Cs; at. wt.: 132.905; at. no.: 55; sp. gr.: 1.9 at 20┬░C; melts at 28.5┬░C
- hafniumgray, toxic metallic element with a high melting point (over 2000┬░C), found in most zirconium minerals. Symbol: Hf; at. wt.: 178.49; at. no.: 72; sp. gr.: 12.1
- rubidicsilver-white, metallic, active element resembling potassium, used in photoelectric cells and radio vacuum tubes. Symbol: Rb; at. wt.: 85.47; at. no.: 37; sp. gr.: 1.53 at 20┬░C
- rubidiumsilver-white, metallic, active element resembling potassium, used in photoelectric cells and radio vacuum tubes. Symbol: Rb; at. wt.: 85.47; at. no.: 37; sp. gr.: 1.53 at 20┬░C
- iridiumprecious metallic element resembling platinum: used in platinum alloys and for the points of gold pens. Symbol: Ir; at. wt.: 192.2; at. no.: 77; sp. gr.: 22.4 at 20┬░C
- berylliumsteel-gray, bivalent, hard, light, metallic element, the salts of which are sweet: used chiefly in copper alloys for better fatigue endurance, in springs, and in electrical contacts. Symbol: Be; at. wt.: 9.0122; at. no.: 4; sp. gr.