Selenium is a nonmetal element that belongs to the oxygen group of the Periodic Table. Its atomic number is 34, and it has multiple allotropes with different physical and chemical properties. Selenium exists in various forms, including elemental selenium, selenide ions, selenite ions, and selenate ions.
yes selenium is brittle, it it is struck it will usually crumble.
Selenium a non metal hexagonal grey element has 34 protons and electrons. The atomic structure of Selenium has 45 neutrons.
The shape of selenium difluoride (SeF2) is bent or V-shaped due to its molecular geometry. It has two fluorine atoms bonded to a central selenium atom with two lone pairs of electrons on the selenium atom, resulting in a bent molecular structure.
The correct Lewis structure for selenium (Se) would have 6 valence electrons represented by the symbol "Se" surrounded by 6 dots or lines (representing valence electrons), giving a total of 12 electrons in the structure.
In its standard state, selenium exists as a grey, metallically lustrous solid with a crystalline structure. It is a nonmetal with properties that are intermediate between sulfur and tellurium. Selenium is typically found in nature in its elemental form or in various minerals.
yes selenium is brittle, it it is struck it will usually crumble.
Selenium a non metal hexagonal grey element has 34 protons and electrons. The atomic structure of Selenium has 45 neutrons.
structure and composition of the motion
The shape of selenium difluoride (SeF2) is bent or V-shaped due to its molecular geometry. It has two fluorine atoms bonded to a central selenium atom with two lone pairs of electrons on the selenium atom, resulting in a bent molecular structure.
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The correct Lewis structure for selenium (Se) would have 6 valence electrons represented by the symbol "Se" surrounded by 6 dots or lines (representing valence electrons), giving a total of 12 electrons in the structure.
SSe2 is the chemical formula for disulfur diselenide, a compound containing sulfur and selenium. It is a black solid with a layered structure and is used in semiconductor materials and as a lubricant in some applications.
In its standard state, selenium exists as a grey, metallically lustrous solid with a crystalline structure. It is a nonmetal with properties that are intermediate between sulfur and tellurium. Selenium is typically found in nature in its elemental form or in various minerals.
The Lewis structure of selenium trioxide (SeO3) has a trigonal planar geometric shape. This is due to the central selenium atom being bonded to three oxygen atoms with double bonds, resulting in a bond angle of approximately 120 degrees. The absence of lone pairs on the selenium atom contributes to this planar arrangement.
No, composition and structure are not the same thing. Composition refers to the elements that make up a substance or material, while structure refers to how those elements are arranged or organized within the substance.
No, selenium dioxide (SeO2) has a bent or V-shaped molecular geometry due to its lone pairs on the selenium atom. It is best described as having a bent molecular shape rather than a trigonal planar geometry.
population composition refers to the structure of population