Manganism or manganese poisoning is a toxic condition resulting from chronic exposure to manganese. It was first identified in 1837 by James Couper. Chronic...
25 KB (2,366 words) - 22:46, 24 September 2024
"trace elements". The generally accepted trace elements are iron, chlorine, cobalt, copper, zinc, manganese, molybdenum, iodine, selenium, and bromine; there...
36 KB (3,082 words) - 14:13, 5 November 2024
extracted were somehow "hexed". Cobalt (cf. Kobold), pitchblende (cf. German blenden for 'to blind, to deceive') and nickel (cf. "Old Nick") derive their...
83 KB (9,384 words) - 15:13, 6 November 2024
Group 7 element (section Oxides)
contact with water. Technetium's main oxides are technetium(IV) oxide and technetium(VII) oxide. Technetium(IV) oxide was first produced in 1949 by electrolyzing...
83 KB (9,002 words) - 03:36, 25 October 2024
Periodic table (section Valence and oxidation states)
Hydrogen is the element with atomic number 1; helium, atomic number 2; lithium, atomic number 3; and so on. Each of these names can be further abbreviated...
249 KB (26,983 words) - 19:54, 30 October 2024
Mineral (2003), boron p. 164-71, nickel p. 225-31, EVM, Food Standards Agency, UK ISBN 1-904026-11-7 Yamada K (2013). "Cobalt: Its Role in Health and Disease"...
37 KB (2,606 words) - 14:36, 5 November 2024
ferrous (II) and ferric (III) oxidation states. Fe[N(SiMe3)2]3 can be prepared by treating iron trichloride with lithium bis(trimethylsilyl)amide and is...
31 KB (3,034 words) - 14:29, 20 September 2024
few pronunciations also differ even when the characters are analogous: cobalt gǔ (PRC) / gū (ROC); palladium bǎ (PRC) / bā (ROC); tin xī (PRC) / xí (ROC);...
41 KB (3,183 words) - 02:06, 7 October 2024
transfer from DMRL produces Titanium sponge Nicomet Cobalt, Nickel Goa Completed India's only nickel and cobalt producer Jindal Aluminium Limited Alloy factory...
143 KB (4,780 words) - 09:29, 31 October 2024