Search results for "Periodic table/Period 5 element" - New World Encyclopedia
From New World Encyclopedia
- This element expands on freezing and was long an important component ... and Kazakhstan are smaller producers of this element. == History == ...14 KB (1,891 words) - 17:59, 31 October 2023
- for many years before isolation of the element fluorine. For example, the ... acid contained a previously unknown element. This element, however, ...13 KB (1,855 words) - 17:47, 28 March 2024
- number 71) is a silvery white, metallic element that usually occurs in association ... which contains 0.003 percent of the element. Pure lutetium metal has ...11 KB (1,371 words) - 03:06, 5 November 2022
- Cl2. Given its high reactivity, the free element is not found in nature. naturally occurring waters. Common salt or table salt is the compound sodium ...15 KB (2,040 words) - 17:07, 10 December 2023
- in air. It was the "secret" element used in the production of ... and uranium ores, but never as a free element. It is commercially recovered ...12 KB (1,634 words) - 21:34, 4 June 2023
- in 1845–1861. The name of the element is derived from the name of ... Samarium is an inner transition metal (or lanthanide) that lies in ...11 KB (1,437 words) - 02:07, 23 December 2022
- Scandinavia and elsewhere. It is a rare element that chemically resembles ... This element is mainly used in alloys with aluminum for minor components ...12 KB (1,615 words) - 17:06, 25 January 2023
- Promethium (chemical symbol Pm, atomic number 61) is a metallic element ... in 1914, who found a gap for a missing element which would have atomic ...11 KB (1,429 words) - 23:55, 1 December 2022
- number 52) is a relatively rare chemical element that belongs to the group ... This element is primarily used in alloys. For instance, when added ...14 KB (1,880 words) - 05:35, 27 February 2023
- number 64) is a silvery white metallic element and a member of the lanthanide ... In nature, gadolinium is found not as the free element but in various ...13 KB (1,750 words) - 07:39, 15 April 2024
- This element has many isotopes, of which the single stable isotope ... lines were produced by a hitherto unknown element, which they named cesium ...14 KB (1,931 words) - 00:09, 4 December 2023
- to gray when exposed to air. This element and its compounds are highly ... The element thallium is reasonably abundant in the Earth's crust ...13 KB (1,784 words) - 15:06, 30 April 2023
- An atom of any other element ionized down to a single electron is ... electron configuration of the atoms and the periodic table. ...33 KB (5,193 words) - 01:09, 18 November 2022
- (chemical symbol Nd, atomic number 60) is a silvery metallic element ... In nature, neodymium is found not as the free element but in ores ...12 KB (1,578 words) - 16:18, 11 November 2022
- The element is never found as a free element but does occur in the ... of Connecticut. Hatchett named the element columbium (symbol Cb). ...14 KB (1,909 words) - 04:59, 15 November 2022
- Commercially viable production of this element can follow one of several ... niobium and tantalum were the same element, until researchers showed ...14 KB (1,813 words) - 03:03, 19 April 2023
- This element is a highly effective hardener and wear-resistant agent ... This element is generally found in ores with the other platinum group ...13 KB (1,814 words) - 18:24, 22 December 2022
- Vanadium is never found as a free element in nature, but it occurs ... him of chromium salts, so he named the element "panchromium." ...15 KB (2,022 words) - 14:18, 3 May 2023
- are used in jewelry. In addition, this element is useful in a number of ... to isolate palladium metal. He named the element in 1804, deriving the word ...13 KB (1,749 words) - 06:25, 18 November 2022
- (chemical symbol Pr, atomic number 59) is a soft silvery metallic ... quantities in the Earth’s crust—about 9.5 parts per million (ppm). It ...12 KB (1,535 words) - 22:14, 30 November 2022
- first to recognize that manganese was an element, and his colleague, Johan ... a transition metal. It is placed in period four and group seven (former ...14 KB (1,946 words) - 11:03, 9 March 2023
- atomic number 58) is a silvery metallic element that is a member of the ... Cerium is an inner transition metal (or lanthanide) that lies in period ...15 KB (2,039 words) - 23:59, 3 December 2023
- various ores and is important as a trace element in the human body. It is ... of transition metals. It is located in period four of the periodic table ...13 KB (1,769 words) - 22:14, 7 January 2024
- 1 is also known as the "identity element" of multiplication ... rank 1. Sets like this with a single element are called singletons. ...16 KB (2,188 words) - 06:29, 13 June 2023
- 38) is a soft, silvery white metallic element that occurs naturally in ... to be the fifteenth most abundant element on Earth, averaging 0.034 ...14 KB (1,860 words) - 21:04, 26 February 2023
- The element molybdenum (from the Greek molybdos, meaning "lead ... present in ores from 0.01 percent to about 0.5 percent. About half of the ...14 KB (1,925 words) - 19:51, 9 November 2022
- complex. Principal sources of this element are located in South Africa ... Rhodium is classified as a transition metal. In the periodic table ...13 KB (1,685 words) - 20:04, 8 December 2022
- country. This metal is a relatively scarce element, with an abundance in the ... Tin is located in group 14 (former group 4A) of the periodic table ...16 KB (2,335 words) - 23:38, 30 April 2023
- toxic, and highly radioactive chemical element. It is found in small amounts ... A very rare element in nature, polonium is found in uranium ores at ...11 KB (1,554 words) - 08:39, 24 November 2022
- This element is also abundant in S-type stars and has been detected ... Commercial zirconium naturally contains 1-5 percent of hafnium, and ...16 KB (2,114 words) - 06:08, 13 June 2023
- 2.5 260 7439-95-4 isotopesof=magnesium | color1=#ffdead | color2=black ... 12) is the eighth most abundant chemical element in the Earth's crust ...17 KB (2,430 words) - 10:49, 9 March 2023
- Before the element was discovered, many of the properties of element ... in their spectrum indicating the presence of this element. ...43 KB (6,283 words) - 22:03, 13 January 2024
- Boron (chemical symbol “B,” atomic number “5”) is a chemical ... and animals is poorly understood. The element is nontoxic to humans, and ...16 KB (2,239 words) - 19:45, 20 November 2023
- :This article is about the chemical element. number=16 | symbol=S ... in nature, it can be found as the pure element or as sulfide and sulfate ...22 KB (3,269 words) - 21:43, 26 February 2023
- 37) is a soft, silvery-white metallic element of the alkali metal group ... This element is considered to be the sixteenth most abundant element ...14 KB (1,892 words) - 20:57, 21 December 2022
- 3.5 549 392 7440-06-4 isotopesof=platinum | color1=#ffc0c0 | color2=black ... Wood had independently obtained the element from Jamaica in 1741. William ...14 KB (2,002 words) - 08:01, 24 November 2022
- have numerous applications. Common salt, or table salt, is sodium chloride ... lies in group 1 (former group 1A) of the periodic table, between lithium and ...21 KB (3,204 words) - 21:54, 30 January 2023
- demonstrates that in the period 4 elements from titanium to copper the binding energy decreases from left to right because the number of d-electrons ...7 KB (1,048 words) - 13:34, 15 July 2020
- it a global commodity and triggering a period of inflation in Europe. These ... In the periodic table, silver is a member of the group of transition ...20 KB (2,849 words) - 22:08, 29 January 2023
- This element is mainly used as a hardener in lead for storage batteries ... in the Earth's crust range from 0.2 to 0.5 parts per million (ppm). Despite ...17 KB (2,369 words) - 06:33, 31 July 2023
- This element and its compounds are used in electrical batteries, pigments ... Strohmeyer. Strohmeyer found the new element as an impurity in zinc carbonate ...16 KB (2,248 words) - 10:14, 25 November 2023
- 1313.9 | 3388.3 | 5300.5 60 48 73 152 color1=#a0ffa0 | color2=green ... atomic number 8) is the second most common element on Earth and the third most ...23 KB (3,469 words) - 06:02, 18 November 2022
- for being the first to isolate the element in 1250. Methods of preparing ... In the periodic table, arsenic is located in group 15 (formerly group ...21 KB (2,920 words) - 04:00, 15 August 2023
- top of group two (former group 2A) of the periodic table, just above magnesium ... beryllium (being soluble in water at pH below 5.5) readily dissolves in rainwater ...16 KB (2,296 words) - 17:26, 29 September 2023
- Selenium (chemical symbol Se, atomic number 34) is a chemical element ... This element and its compounds have a wide range of applications. ...23 KB (3,335 words) - 17:47, 25 January 2023
- : This article is about the chemical element lithium. number=3 | symbol ... number 3) is the lightest solid chemical element and a member of the group ...16 KB (2,302 words) - 04:29, 29 October 2022
- iron), with an approximate market value of 2.5 billion U.S. dollars. ... Chromium is a transition metal in period four of the periodic table ...15 KB (2,106 words) - 21:52, 10 December 2023
- k=(at 2.5 MPa) 0.95 | c=-272.2 | f=-458.0 k=4.22 | c=-268.93 | f=-452.07 ... 2372.3 | 5250.5 31 32 140 color1=#c0ffff | color2=green ...32 KB (4,897 words) - 15:19, 25 January 2023
- 94) is a radioactive, metallic chemical element that is part of the actinide ... (which itself was one higher on the periodic table than uranium), by ...37 KB (5,382 words) - 08:10, 24 November 2022
- 5.894 k=161.4 | c=-111.7 | f=-169.1 k=165.03 | c=-108.12 | f=-162.62 ... 5.65 m (liquid) 1090 7440-63-3 isotopesof=xenon | color1=#c0ffff | ...13 KB (1,905 words) - 14:16, 20 May 2023
