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Selenium is an atomic element with 34 electrons and 34 protons. Stable versions (isotopes) have from 42 to 44 neutrons. It is necessary in very small amounts to support life, otherwise it is poisonous.
Selenium at one time was the main source for transistors and diodes because of its semiconductor properties.
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What is the atomic number of selenium?
Selenium, with the chemical symbol Se, is the chemical element with the atomic number 34.
What is the mass and atomic number of selenium?
The mass of selenium is approximately 78.96 atomic mass units. The atomic number of selenium is 34.
Is selenium bigger than polonium?
Yes, selenium is bigger than polonium. Selenium is a nonmetal element with an atomic number of 34 and a larger atomic radius compared to polonium, which is a metalloid element with an atomic number of 84 and a smaller atomic radius.
Atomic number of 30 and 34?
30 is zinc's atomic number. 34 is selenium's.
Is selenium a mixture?
No, selenium is a chemical element found on the periodic table with the atomic number 34 and symbol Se. It is a non-metal element that can exist in various forms, such as pure elemental selenium or in compounds with other elements.
What is the atomic number of selenium?
Selenium, with the chemical symbol Se, is the chemical element with the atomic number 34.
What is the mass and atomic number of selenium?
The mass of selenium is approximately 78.96 atomic mass units. The atomic number of selenium is 34.
What is the density for the atomic number 34?
Element atomic number 34 is Selenium. Do google search for "Selenium density"
Is selenium bigger than polonium?
Yes, selenium is bigger than polonium. Selenium is a nonmetal element with an atomic number of 34 and a larger atomic radius compared to polonium, which is a metalloid element with an atomic number of 84 and a smaller atomic radius.
Atomic number of 30 and 34?
30 is zinc's atomic number. 34 is selenium's.
What element has an average atomic mass nearest to 79?
Selenium
Is selenium a mixture?
No, selenium is a chemical element found on the periodic table with the atomic number 34 and symbol Se. It is a non-metal element that can exist in various forms, such as pure elemental selenium or in compounds with other elements.
What element is represented by the symbol Se?
Selenium is represented by the symbol Se on the periodic table. It is a nonmetal element with various industrial uses, including in electronics and glass manufacturing.
How many electrons are in the element selenuim?
Atomic number= No. of electrons in the atom. Atomic no. of selenium=34. Therefore,selenium has 34 electrons in each of its atom.
What is the 34th element on the periodic table?
The element with atomic number 34, selenium.
What element has an atomic mass greater than 75 but less than 79?
Element 34, Selenium, has an atomic mass of about 78.96.
What is Selenium and what is it composed of?
Selenium is the chemical element of atomic number 34, a gray crystalline nonmetal with semiconducting properties.
