30 most common elements by Charles Lopez

oxygen

3011291 — 2017-04-25 19:21:26 UTC

symbol, o
atomic number, 8

we need it to breathe

phosphorus

3011291 — 2017-04-25 19:34:14 UTC

symbol, P
atomic number, 15
. It catches fire spontaneously in air

potassium

3011291 — 2017-04-25 19:37:28 UTC

symbol, k
atomic number, 19
It oxidises very rapidly in air

silicon

3011291 — 2017-04-26 19:06:59 UTC

symbol, si
atomic number, 14
Silicon is important in plant and animal life

silver

3011291 — 2017-04-26 19:12:02 UTC

symbol, ag
atomic number, 47
Silver was discovered by Known since ancient times in unknown at not known.

sodium

3011291 — 2017-04-26 19:13:54 UTC

symbol, na
atomic number, 11
Group 1 elements are often referred to as the "alkali metals"

sulfur

3011291 — 2017-04-26 19:16:03 UTC

symbol, s
atomic number, 16
solid, which is insoluble in water but soluble in carbon disulphide.

tin

3011291 — 2017-04-26 19:19:45 UTC

symbol, sn
atomic number, 50
somewhat ductile, and has a highly crystalline structure

uranium

3011291 — 2017-04-26 19:21:07 UTC

symbol, u
atomic number, 92
Uranium is of great interest because of its application to nuclear power and nuclear weapons.

zinc

3011291 — 2017-04-26 19:23:25 UTC

symbol, zn
atomic number, 30
Zinc-deficient animals require 50% more food to gain the same weight of an animal supplied with adequate amounts of zinc.

hydrogen

3011291 — 2017-04-26 19:26:12 UTC

symbol, h
atomic number, 1
Note that while hydrogen is normally shown at the top of the Group 1 elements in the periodic table

iodine

3011291 — 2017-04-26 19:29:18 UTC

symbol, I
atomic number, 53
Iodine is a bluish-black, lustrous solid. It volatilises at ambient temperatures into a pretty blue-violet gas with an irritating odour.

iron

3011291 — 2017-04-26 19:30:15 UTC

symbol. fe
atomic number 26
Iron is a relatively abundant element in the universe. It is found in the sun and many types of stars in considerable quantity. Iron nuclei are very stable

lead

3011291 — 2017-04-26 19:33:01 UTC

symbol, pb
atomic number, 82

Lead is a bluish-white lustrous metal. It is very soft, highly malleable, ductile, and a relatively poor conductor of electricity.

lithium

3011291 — 2017-05-01 16:32:43 UTC

symbol, li
atomic number, 3

Lithium is a Group 1 (IA) element containing just a single valence electron (1s²2s¹).

magnesium

3011291 — 2017-05-01 16:34:28 UTC

symbol, mg
atomic number, 11
Magnesium is a grayish-white, fairly tough metal.

mercury

3011291 — 2017-05-01 16:37:17 UTC

symbol, hg
atomic number, 80

Mercury is the only common metal liquid at ordinary temperatures.

neon

3011291 — 2017-05-01 16:41:16 UTC

symbol, ne
atomic number, 10
Neon is a very inert element. Neon forms an unstable hydrate. In a vacuum discharge tube, neon glows reddish orange. Of all the rare gases, the discharge of neon is the most intense at ordinary voltages and currents. It is present in the atmosphere as 1 part in 65000.

nickel

3011291 — 2017-05-01 16:47:09 UTC

symbol, ni
atomic number, 28
Nickel is found as a constituent in most meteorites and often serves as one of the criteria for distinguishing a meteorite from other minerals.

nitrogen

3011291 — 2017-05-01 16:50:57 UTC

symbol, n
atomic number, 7

Nitrogen is a Group 15 element. Nitrogen makes up about 78% of the atmosphere by volume but the atmosphere of Mars contains less than 3% nitrogen

Aluminum

3011291 — 2017-05-01 16:53:38 UTC

symbol, Al
atomic number, 13
Pure aluminium is a silvery-white metal with many desirable characteristics.

bromine

3011291 — 2017-05-01 16:57:04 UTC

symbol, br
atomic number, 35

Bromine is the only liquid nonmetallic element. It is a member of the halogen group. It is a heavy, volatile, mobile, dangerous reddish-brown liquid.

calcium

3011291 — 2017-05-01 16:59:59 UTC

symbol,
atomic number