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Hydrogen is the first element on the periodic tale, with an atomic number of 1. The one means that it has 1 proton, and the number of protons and electrons is the same, so it has 1 electron too.
Hydrogen has 1 valence electron. Hydrogen is in the first row of the Periodic Table. Elements in the first row are filling their "1s" orbitals. Since hydrogen is the first element, its electron configuration is 1"s"^1. It has only one electron in its valence shell. Valence electrons are the outermost electrons or electrons in the largest energy ...
See below. A hydrogen atom has an atomic number of 1. So it's proton number will always be 1. A neutral hydrogen atom does not have any charge. So it has the same amount of electrons as protons, which turns out to be also 1. A neutral hydrogen atom has an atomic mass of ~~1.00794 "amu" ~~ 1 "amu". To find the amount of neutrons, we take the proton number and subtract it from the mass number. 1 ...
May 26, 2018. Well, there is ONE valence electron in atomic hydrogen.... Explanation: ...why? For hydrogen, Z = 1; there is ONE positively-charged, nuclear particle. For neutrality, there must be ONE negatively-charged EXTRANUCLEAR particle, and we call these beasts electrons. Undr standard conditions, the electrons overlap to for form an H − ...
The valence electrons are the electrons in the outermost electron shell of an atom. That is why elements whose atoms have the same number of valence electrons are grouped together in the Periodic Table. Generally, elements in Groups 1, 2, and 13 to 17 tend to react to form a closed shell, corresponding to the electron configuration s2p6.
Lewis structures (also known as Lewis dot diagrams, electron dot diagrams,"Lewis Dot formula" Lewis dot structures, and electron dot structures) are diagrams that show the bonding between atoms of a molecule and the lone pairs of electrons that may exist in the molecule. A Lewis structure can be drawn for any covalently bonded molecule, as well as coordination compounds. The Lewis structure ...
Valence electrons are the electrons present in the outermost shell of an atom. You can easily determine the number of valence electrons an atom can have by looking at its Group in the periodic table. For example, atoms in Groups 1 and 2 have 1 and 2 valence electrons, respectively. Atoms in Groups 13 and 18 have 3 and 8 valence electrons ...
Polyatomic ions are formed when a group of atoms have a charge. Hydroxide, for example, is formed when oxygen and hydrogen covalently bond but still have a charge of -1. When a polyatomic ion forms an ionic bond with another ion, a polyatomic ionic compound is made. For example, the +1 barium ion can form an ionic bond with the -1 hydroxide ion, to form the Barium Hydroxide (BaOH) ionic compound.
1 Answer. Hydrogen has 1 outer shell which contains 1 electron. As seen by the periodic table Hydrogen has 1 electron, this is evident from the lower number on Hydrogen which tells you how many neutrons and electrons the element has. If Hydrogen has 1 electron it can only have 1 outer shell (or orbital) as an electron cannot by split across shells.
n = principal number - tells us which energy level an electron is in l = angular number - tells us which sublevel and electron is in #m_l# = magnetic number - tells us which orbital the e- is in #m_s# = spin number - tells us if the electron is spin up or spin down. The quantum numbers for electron 1 (hydrogen) are: 1,0,0,+1/2 2 (He): 1,0,0,-1/2