What is the element with the electron arrangement 2 8 7?
chlorineThe electron arrangement of chlorine is (2, 8, 7).
What element has the electron arrangement 2 8 4?
siliconThe given electronic configuration 2, 8, 4. Hence there are two electrons in the K shell, eight electrons in the L shell and four electrons in the M shell. Thus the total number of electrons is 14. - Since the atomic number is fourteen we can assume that the given element is silicon.
What is the electron configuration arrangement for potassium?
[Ar] 4s¹Potassium / Electron configuration
What is the element with the electron arrangement 2 8 7 quizlet?
(2) 2-8-6-1 this is the excited state of Chlorine, on the periodic table the ground state is 2-8-7. The excited state electron configuration is showing an electron leaving one energy level and moving up to a higher level.
Which element has the electron configuration 1s 2 2s 2 2p 6 3s 2 3p 4?
ElementAtomic numberElectron configurationsilicon141s22s22p63s23p2phosphorus151s22s22p63s23p3sulfur161s22s22p63s23p4chlorine171s22s22p63s23p514 more rows
What element has the electron arrangement 2 8 6?
SulphurElectronic Configuration of the element is 2, 8, 6 . The element is Sulphur.
What element is 1s2 2s2 2p6 3s2 3p6 3d6?
Iron(Fe)Welcome!! The element is Iron(Fe) , having total no of electrons 26.
Why is potassium's electron configuration 2.8 8.1 and not 2.8 9?
According to octet rule, the outermost shell of an atom can accommodate maximum 8 electrons (except K shell which can accommodate maximum 2 electrons). Hence, the electronic configuration of potassium is 2,8,8,1 and not 2,8,9.
What is the electron arrangement for potassium quizlet?
State the electron arrangement for Potassium? A nuetral atom of potassium has an electron configuration of 2, 8, 8, 1. It is +ve 1 . To become a positive ion it looses its valence electron with its valence shell and becomes K+ by achieving the configuration of 2,8,8 with 3 energy levels/shells.
What element has the electron arrangement 2 8 2?
MagnesiumMagnesium with atomic number 12, has the electronic configuration 2, 8, 2.
What element has the electron arrangement 2 8 8?
1 Answer. If the beast is neutral, then the element is argon .
What has an electron arrangement 2 8 5?
PhosphorusPhosphorus has electronic configuration of 2, 8, 5.
Which group and period does the element with electronic configuration 2 8 4 belong in the modern periodic table?
The electronic configuration of the given element is 2,8,4. Since the number of valence electrons for the given element is 4. Hence, the element belongs to group 14 (10 + 4) and the 3rd period.
What element has 2.4 electron arrangement?
ElementProton NumberElectron ArrangementBoron52.3Carbon62.4Nitrogen72.5Oxygen82.617 more rows•Mar 5, 2012
What is the element with the electron arrangement 2 8 3?
AluminumThe element with the Electron Configuration (2,8,3) is Aluminum as it has the atomic number 13.
Which element has the electron configuration 2 8?
Solution. Magnesium is the element with the electronic configuration of 2,8,2 as its atomic number is 12, since the atomic number is the sum of all the electrons present in the electronic configuration.