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en.wikipedia.org/wiki/Octet_rule

The result is that chlorine will very often form a compound in which it has eight electrons in its outer shell (a complete octet). A sodium atom has a single electron ...

www.chem4kids.com/files/elements/015_shells.html

Phosphorus atomic orbital and chemical bonding information. ... That box on the left has all of the information you need to know about one ... It tells you the mass of one atom, how many pieces are inside, and where it ... with more than eighteen electrons you will find that shell three can hold more than ... It's a perfect match!

www.reference.com/science/many-electrons-phosphorus-its-valence-shell-76e5b07a49a2eb11

How many valence electrons are in an atom of phosphorus? ... metals, magnesium has two valence electrons, meaning there are two electrons in its outer shell.

www.easynotecards.com/notecard_set/7153

B) carbon, oxygen, phosphorus, hydrogen ... D) They have the same number of electrons in their valence shell. ... A) The atomic mass does not include the mass of electrons. ... D) It has 8 electrons in its outer electron shell and it is inert. ... How many electrons are needed to complete the valence shell of a fluorine atom?

www.ncbi.nlm.nih.gov/books/NBK21595

Covalent bonds, which hold the atoms within an individual molecule together, are ... and an atom's reactivity depends on how many electrons it needs to complete its ... Nitrogen and phosphorus each have five electrons in their outer shells, .... attracts the bonded electrons more than does the hydrogen atom, which has an ...

www.easynotecards.com/notecard_set/62192

C) Some carbon atoms in nature have more neutrons. ... 11) From its atomic number of 15, it is possible to predict that the phosphorus atom has _____. ... Which of the following would you do to a neutral fluorine atom to complete its valence shell? ... 16) How many electrons will a single atom of sulfur with no charge and no ...

chem.libretexts.org/Core/Physical_and_Theoretical_Chemistry/Chemical_Bonding/Fundamentals_of_Chemical_Bonding/Covalent_Bonds

Aug 11, 2015 ... By sharing their outer most (valence) electrons, atoms can fill up their outer ... Nonmetals will readily form covalent bonds with other nonmetals in order to ... other nonmetals depending on how many valence electrons they posses. ... below, Phosphorus has only 5 electrons in its outer shell (bolded in red).

socratic.org/questions/how-many-valence-electrons-are-in-an-atom-of-phosphorus

Jul 23, 2014 ... The valence electrons are found in the highest energy level (row) of the ... All have 5 valence electrons with diverse properties, intermediate ...

shodor.org/unchem/basic/lewis/index.html

Oct 6, 2002 ... The octet rule states that an atom in a molecule will be stable when there are eight electrons in its outer shell (with the ... Lewis structures display the electrons of the outer shells because these are ... The four bonds represent the eight valence electrons with all octets satisfied, so your structure is complete.