Fact Book
12298. Element
Element : calcium
Symbol : ca
Atomic no. : 20
Melting Point (deg c) : 842
Boiling Point (deg c) : 1484
Discoverer : davy (1808)
12299. Element
Element : californium
Symbol : cf
Atomic no. : 98
Melting Point (deg c) : 900
Boiling Point (deg c) :
Discoverer : seaborg et al. (1950)
12300. Element
Element : carbon
Symbol : c
Atomic no. : 6
Melting Point (deg c) : 4492 (graphite)
Boiling Point (deg c) : 3825
Discoverer : prehistoric
12301. Element
Element : cerium
Symbol : ce
Atomic no. : 58
Melting Point (deg c) : 798
Boiling Point (deg c) : 3443
Discoverer : berzelius and hisinger; klaproth (1803)
12302. Element
Element : cesium
Symbol : cs
Atomic no. : 55
Melting Point (deg c) : 28.5
Boiling Point (deg c) : 671
Discoverer : bunsen and kirchoff (1860)
12303. Element
Element : chlorine
Symbol : cl
Atomic no. : 17
Melting Point (deg c) : -101.5
Boiling Point (deg c) : -34.04
Discoverer : scheele (1774)
12304. Element
Element : chromium
Symbol : cr
Atomic no. : 24
Melting Point (deg c) : 1907
Boiling Point (deg c) : 2671
Discoverer : vauquelin (1797)
12305. Element
Element : cobalt
Symbol : co
Atomic no. : 27
Melting Point (deg c) : 1495
Boiling Point (deg c) : 2927
Discoverer : brandt (c.1735)
12306. Element
Element : copper
Symbol : cu
Atomic no. : 29
Melting Point (deg c) : 1084.62
Boiling Point (deg c) : 2562
Discoverer : prehistoric
12307. Element
Element : curium
Symbol : cm
Atomic no. : 96
Melting Point (deg c) : 1345
Boiling Point (deg c) : 3100
Discoverer : seaborg et al. (1944)
12308. Element
Element : darmstadtium
Symbol : ds
Atomic no. : 110
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer : s. hofmann et al. (1994)
12309. Element
Element : dubnium
Symbol : db
Atomic no. : 105
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer : ghiorso et al. (1970)
12310. Element
Element : dysprosium
Symbol : dy
Atomic no. : 66
Melting Point (deg c) : 1412
Boiling Point (deg c) : 2567
Discoverer : de boisbaudran (1886)
12311. Element
Element : einsteinium
Symbol : es
Atomic no. : 99
Melting Point (deg c) : 860
Boiling Point (deg c) :
Discoverer : ghiorso et al. (1952)
12312. Element
Element : erbium
Symbol : er
Atomic no. : 68
Melting Point (deg c) : 1529
Boiling Point (deg c) : 2868
Discoverer : mosander (1843)
12313. Element
Element : europium
Symbol : eu
Atomic no. : 63
Melting Point (deg c) : 822
Boiling Point (deg c) : 1529
Discoverer : demarcay (1901)
12314. Element
Element : fermium
Symbol : fm
Atomic no. : 100
Melting Point (deg c) : 1527
Boiling Point (deg c) :
Discoverer : ghiorso et al. (1953)
12315. Element
Element : fluorine
Symbol : f
Atomic no. : 9
Melting Point (deg c) : -219.67
Boiling Point (deg c) : -188.12
Discoverer : moissan (1886)
12316. Element
Element : francium
Symbol : fr
Atomic no. : 87
Melting Point (deg c) : 27
Boiling Point (deg c) :
Discoverer : perey (1939)
12317. Element
Element : gadolinium
Symbol : gd
Atomic no. : 64
Melting Point (deg c) : 1313
Boiling Point (deg c) : 3273
Discoverer : de marignac (1880)
12318. Element
Element : gallium
Symbol : ga
Atomic no. : 31
Melting Point (deg c) : 29.76
Boiling Point (deg c) : 2204
Discoverer : de boisbaudran (1875)
12319. Element
Element : germanium
Symbol : ge
Atomic no. : 32
Melting Point (deg c) : 938.25
Boiling Point (deg c) : 2833
Discoverer : winkler (1886)
12320. Element
Element : gold
Symbol : au
Atomic no. : 79
Melting Point (deg c) : 1064.18
Boiling Point (deg c) : 2856
Discoverer : prehistoric
12321. Element
Element : hafnium
Symbol : hf
Atomic no. : 72
Melting Point (deg c) : 2233
Boiling Point (deg c) : 4603
Discoverer : coster and von hevesy (1923)
12322. Element
Element : hassium
Symbol : hs
Atomic no. : 108
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer : armbruster and munzenberg (1983)
12323. Element
Element : helium
Symbol : he
Atomic no. : 2
Melting Point (deg c) : -272.2
Boiling Point (deg c) : -268.934
Discoverer : janssen (1868)
12324. Element
Element : holmium
Symbol : ho
Atomic no. : 67
Melting Point (deg c) : 1474
Boiling Point (deg c) : 2700
Discoverer : delafontaine and soret (1878)
12325. Element
Element : hydrogen
Symbol : h
Atomic no. : 1
Melting Point (deg c) : -259.34
Boiling Point (deg c) : -252.87
Discoverer : cavendish (1766)
12326. Element
Element : indium
Symbol : in
Atomic no. : 49
Melting Point (deg c) : 156.60
Boiling Point (deg c) : 2072
Discoverer : reich and richter (1863)
12327. Element
Element : iodine
Symbol : i
Atomic no. : 53
Melting Point (deg c) : 113.7
Boiling Point (deg c) : 184.4
Discoverer : courtois (1811)
12328. Element
Element : iridium
Symbol : ir
Atomic no. : 77
Melting Point (deg c) : 2446
Boiling Point (deg c) : 4428
Discoverer : tennant (1804)
12329. Element
Element : iron
Symbol : fe
Atomic no. : 26
Melting Point (deg c) : 1538
Boiling Point (deg c) : 2861
Discoverer : prehistoric
12330. Element
Element : krypton
Symbol : kr
Atomic no. : 36
Melting Point (deg c) : -157.38
Boiling Point (deg c) : -153.22
Discoverer : ramsay and travers (1898)
12331. Element
Element : lanthanum
Symbol : la
Atomic no. : 57
Melting Point (deg c) : 918
Boiling Point (deg c) : 3464
Discoverer : mosander (1839)
12332. Element
Element : lawrencium
Symbol : lr
Atomic no. : 103
Melting Point (deg c) : 1627
Boiling Point (deg c) :
Discoverer : ghiorso et al. (1961)
12333. Element
Element : lead
Symbol : pb
Atomic no. : 82
Melting Point (deg c) : 327.46
Boiling Point (deg c) : 1749
Discoverer : prehistoric
12334. Element
Element : lithium
Symbol : li
Atomic no. : 3
Melting Point (deg c) : 180.50
Boiling Point (deg c) : 1342
Discoverer : arfvedson (1817)
12335. Element
Element : lutetium
Symbol : lu
Atomic no. : 71
Melting Point (deg c) : 1663
Boiling Point (deg c) : 3402
Discoverer : urbain/ von welsbach (1907)
12336. Element
Element : magnesium
Symbol : mg
Atomic no. : 12
Melting Point (deg c) : 650
Boiling Point (deg c) : 1090
Discoverer : black (1755)
12337. Element
Element : manganese
Symbol : mn
Atomic no. : 25
Melting Point (deg c) : 1246
Boiling Point (deg c) : 2061
Discoverer : gahn, scheele, and (1774)
12338. Element
Element :
Symbol :
Atomic no. :
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer : bergman
12339. Element
Element : meitnerium
Symbol : mt
Atomic no. : 109
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer : gsi, darmstadt, (1982)
12340. Element
Element :
Symbol :
Atomic no. :
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer : west germany
12341. Element
Element : mendelevium
Symbol : md
Atomic no. : 101
Melting Point (deg c) : 827
Boiling Point (deg c) :
Discoverer : ghiorso et al. (1955)
12342. Element
Element : mercury
Symbol : hg
Atomic no. : 80
Melting Point (deg c) : -38.83
Boiling Point (deg c) : 356.73
Discoverer : prehistoric
12343. Element
Element : molybdenum
Symbol : mo
Atomic no. : 42
Melting Point (deg c) : 2623
Boiling Point (deg c) : 4639
Discoverer : scheele (1778)
12344. Element
Element : neodymium
Symbol : nd
Atomic no. : 60
Melting Point (deg c) : 1021
Boiling Point (deg c) : 3074
Discoverer : von welsbach (1885)
12345. Element
Element : neon
Symbol : ne
Atomic no. : 10
Melting Point (deg c) : -248.59
Boiling Point (deg c) : -246.08
Discoverer : ramsay and travers (1898)
12346. Element
Element :
Symbol :
Atomic no. :
Melting Point (deg c) :
Boiling Point (deg c) :
Discoverer :
12347. Element
Element : neptunium
Symbol : np
Atomic no. : 93
Melting Point (deg c) : 644
Boiling Point (deg c) :
Discoverer : mcmillan and abelson (1940)
My Account / Test History
Fact
The Nobel Peace prize was first awarded in 1901 to Jean Henry Dunant, who was the founder of the Swiss Red Cross
.. More >>
Home
My Account
English Test
Verbal Reasoning
GK Quiz
Grammar Test