How does the valency of elements vary is...

How does the valency of elements vary is going down a group of the periodic table?

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On moving down a group of the periodic table,

How does the atomic size of elements vary in a period of the perioedic table ? Give reasons for your answer.

(a) How does the electropositive character of elements change on going down in a group of the periodic table? (b) State how the valency of elements varies (i) in a group and (ii) in a period, of the periodic table.

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(a) What is the usual number of valence electrons and valency of group 18 elements of the periodic table? (b)What happens to the number of valence electrons in the atoms is elements as we go down in a group of the periodic table?

How does the tendency of elements to lose electrons change in a group of the periodic table ?

The number of valence electrons increases down a group of the periodic table.

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LAKHMIR SINGH & MANJIT KAUR-PERIODIC CLASSIFICATION OF ELEMENTS-Exercise

Raghav is a student of class X who was trying to convert the groundnut...
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Reshma is the student of class X in a city school. One day she was sit...
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Given alongside is a part of the periodic table: As we move horizont...
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How would the tendency to gain electrons change on moving from left to...
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How would the tendency to lose electrons change as we go from left to ...
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What property do all elements in the same column of the periodic table...
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What property do all the elements in the same group of the periodic ta...
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(a) What is the number of valence electrons in the atoms of first elem...
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State whether the following statement is true of fals: On going down...
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How does the valency of elements vary is going down a group of the per...
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Name the element which is in: (a) first group and third period: (b) ...
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How do electronic configurations of elements change in second period o...
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Arrangement the following elements in increasing order of their atomic...
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Arrange the following elements in the increasing order of their metall...
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Rewrite the folowing statements after correction if necessary: (i) ...
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Fill in the blanks in the following statements: (a) The horizontal r...
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Nitrogen (atomic number 7) and phosphorus (atomic number 15) belong to...
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(a) How does the size of atoms (atomic size) generally vary in ging fr...
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In the following diagram for the first three periods of the periodic t...
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The elements X,Y and Z belong to groups 2,14 and 16 respectively of th...
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