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What is the general name of the elements having 8 electrons in the valence shell of their atoms?

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Important Questions on Structure of The Atom

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Science>Chemistry>Structure of The Atom>Valency
Maximum co-valency of phosphorus can be
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Science>Chemistry>Structure of The Atom>Valency
Valence electron in Cl- ions is 
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Science>Chemistry>Structure of The Atom>Valency
The pair of valencies exhibited by tin(Sn) is
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Science>Chemistry>Structure of The Atom>Valency
 Define valency.
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Science>Chemistry>Structure of The Atom>Valency
Each element tends to complete _____ electrons in its outermost shell is:
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Science>Chemistry>Structure of The Atom>Valency
The non-metal with one valence electron is:
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Science>Chemistry>Structure of The Atom>Valency
An element is considered as non-metal, if it has in its valence shell:
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Science>Chemistry>Structure of The Atom>Valency
Helium atom has 2 electrons in its valence shell but its valency is not 2. Explain.
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Science>Chemistry>Structure of The Atom>Valency

How will you find the valency of chlorine? 

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Science>Chemistry>Structure of The Atom>Valency
What type of electronic configuration corresponds to chemical non-reactivity of elements?
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Science>Chemistry>Structure of The Atom>Valency
Define valency by taking examples of silicon and oxygen. 
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Science>Chemistry>Structure of The Atom>Valency
The valency of metal aluminium Al1327 is:
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Science>Chemistry>Structure of The Atom>Valency
Maximum number of electrons that outermost shell can accommodate is:
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Science>Chemistry>Structure of The Atom>Valency
If Z = 3, what would be the valency of the element? Also name the element. 
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Science>Chemistry>Structure of The Atom>Valency
The atomic number of an element is 14. State the number of valence electrons in its atom. What is the valency of the element?
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Science>Chemistry>Structure of The Atom>Valency
The noble gas having 2 valence electrons is:
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Science>Chemistry>Structure of The Atom>Valency
Define valency. 
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Science>Chemistry>Structure of The Atom>Valency
The valency of phosphorus P1531 a non-metal is:
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Science>Chemistry>Structure of The Atom>Valency
The valency of chlorine Cl1735 which is a non-metal is:
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Science>Chemistry>Structure of The Atom>Valency
What is understood by the following statement? The valency of noble gas is zero.