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Variation of Valency

What is the n...

Question

What is the number of valence electrons in the atoms of first element in a period?
[TEXTBOOK QUESTION- 2(2)]

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Solution

The number of valence electrons in the atoms of the first element in a period is 1

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Similar questions

(a) What is the number of valence electrons in the atoms of first element in a period ?

(b) What is the usual number of valence electrons in the atoms of the last element in a period ?

Q. (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.

Q. (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.

What happens to number of valence electrons in atoms of elements as we go down a group of the periodic table ?

Q. Write the distribution of electrons in an atom of element whose atomic number is 18. What is special about the outermost electron shell (or valence shell) of the atom of this element?

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