The number of valence electron 'V' and valency 'M' of an element having atomic number 14 is

V = 6
M = 6

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V = 4
M = 4

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V = 8
M = 2

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V = 4
M = 2

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Solution

The correct option is B V = 4
M = 4
The element with atomic number 14 has the electronic configuration 2, 8, 4. Thus, it has four valence electrons (V) and valency of four (M).
Hence, the correct answer is option (b).

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Similar questions

(a) Define valency of an element. What valency will be shown by an element having atomic number 14 ?

(b) What is the relation between the valency of an element and the number of valence electrons in its atoms ? Explain with examples.

(a) What are valence electrons? Where are valence electrons situated in an atom ?

(b) What is the number of valence electrons in the atoms of an element having atomic number 13 ? Name the valence shell of this atom.

15

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