neptunium | Neptunium - Element information, properties and uses

Keyword	CPC	PCC	Volume	Score	Length of keyword
neptunium	0.76	0.9	3459	88	9

Keyword	CPC	PCC	Volume	Score
neptunium	0.83	0.8	1291	14
neptunium element	1.49	0.4	9640	45
neptunium minecraft	1.07	0.3	5878	18
neptunium symbol	0.85	0.4	1898	15
neptunium guy	0.08	0.6	6221	63
neptunium 237	1.87	0.8	5082	68
neptunium rlcraft	0.45	0.3	774	67
neptunium.exe	0.05	0.9	2288	65
neptunium ingot	0.25	0.6	4240	19
neptunium atomic number	0.15	0.8	673	62
neptunium electron configuration	1.94	0.3	2771	1
neptunium rex	1.45	0.2	3650	90
neptunium aquaculture 2	1.55	0.5	6087	28
neptunium atomic mass	1.71	0.8	5050	9
neptunium schaerbeek	1.28	0.5	1716	86
neptunium ecoledirecte	0.32	0.7	3533	9
neptunium ingot aquaculture 2	0.2	0.1	6935	48
neptunium en 2 lettres	0.88	1	2307	29
neptunium 2 lettres	0.68	0.9	709	52
neptunium ingot rlcraft	1.49	0.1	7839	19
neptunium plutonium synthesis	1.03	1	8442	45
neptunium minecraft aquaculture 2	0.75	1	9158	96

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Neptunium - Element information, properties and uses | Periodic …
rsc.org

https://www.rsc.org/periodic-table/element/93/neptunium

WEBCreated by video journalist Brady Haran working with chemists at The University of Nottingham. Element Neptunium (Np), Group 20, Atomic Number 93, f-block, Mass [237]. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

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Neptunium - Wikipedia
wikipedia.org

https://en.wikipedia.org/wiki/Neptunium

WEBNeptunium is a chemical element; it has symbol Np and atomic number 93. A radioactive actinide metal, neptunium is the first transuranic element. It is named after Neptune, the planet beyond Uranus in the Solar System. A neptunium atom has 93 protons and 93 electrons, of which seven are valence electrons.

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Neptunium | Radioactive, Fissionable, Transuranic | Britannica
britannica.com

https://www.britannica.com/science/neptunium

WEBFeb 29, 2024 · Neptunium (Np), radioactive chemical element of the actinoid series of the periodic table that was the first transuranium element to be artificially produced, atomic number 93. Though traces of neptunium have subsequently been found in nature, where it is not primeval but produced by.

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Neptunium | History, Uses, Facts, Physical & Chemical …
periodic-table.com

https://periodic-table.com/neptunium/

WEBDefinition, mass & chemical names. Neptunium, successor of uranium, was discovered in 1940 by Edwin McMillan and Philip H. Abelson while they were trying to isolate fission products. It is used in plutonium production which in turn has uses in military and is also used as fuel to provide electricity to space craft. History and Discovery.

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Neptunium Facts (Np or Atomic Number 93) - Science Notes and …
sciencenotes.org

https://sciencenotes.org/neptunium-facts-np-or-atomic-number-93/

WEBFeb 25, 2023 · 10 Interesting Neptunium Facts. Neptunium is the element with atomic number 93. This means the nucleus of every neptunium atom contains 93 protons. Large atomic nuclei are inherently unstable, so all neptunium atoms are radioactive. There are at least 24 neptunium isotopes. The most stable is 237 Np, with a half-life of 2.14 million years.

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Facts About Neptunium | Live Science
livescience.com

https://www.livescience.com/39808-facts-about-neptunium.html

WEBOct 10, 2017 · Neptunium, element 93 on the periodic table of elements, was the first transuranium element to be produced synthetically and the first actinide series transuranium element to be discovered. Its...

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Neptunium | Np (Element) - PubChem
nih.gov

https://pubchem.ncbi.nlm.nih.gov/element/Neptunium

WEBNeptunium has the largest liquid range of any element, 3363 K, between the metal melting point and boiling point. It is the most dense of all the actinides and the fifth most dense of all naturally occurring elements. Recently a neptunium-based superconductor alloy was discovered with formula NpPd 5 Al 2. The occurrence of superconductivity in ...

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Periodic Table of Elements: Los Alamos National Laboratory
lanl.gov

https://periodic.lanl.gov/93.shtml

WEBNeptunium metal is silver in appearance, chemically reactive and is found in at least three allotropes: α-neptunium, (room temperature) orthorhombic, density 20.45 g/cm 3; ß-neptunium (above 280 °C), tetragonal, density (313 °C) 19.36 g/cm 3; γ-neptunium (above 577 °C), cubic, density (600 °C) 18 g/cm 3

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Neptunium - Wikiwand
wikiwand.com

https://www.wikiwand.com/en/Neptunium

WEBNeptunium is a chemical element; it has symbol Np and atomic number 93. A radioactive actinide metal, neptunium is the first transuranic element. It is named after Neptune, the planet beyond Uranus in the Solar System. A neptunium atom has 93 protons and 93 electrons, of which seven are valence electrons.

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Neptunium Facts - Periodic Table of the Elements - ThoughtCo
thoughtco.com

https://www.thoughtco.com/neptunium-facts-606564

WEBOct 2, 2019 · Word Origin: Named after the planet Neptune. Isotopes: 20 isotopes of Neptunium are known. The most stable of these is neptunium-237, with a half-life of 2.14 million years Properties: Neptunium has a melting point of 913.2 K, boiling point of 4175 K, heat of fusion of 5.190 kJ/mol, sp. gr. 20.25 at 20°C; valence +3, +4, +5, or +6.

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