Q36 of 181 Page 304

Explain why, the properties of elements are repeated after 2,8 18 an 32 elements in the periodic table.

This is the standard way of electronic configuration which is repeated after 2,8,18 and 32 elements in the periodic table. Hence the elements show similar properties.


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In what respects do the properties of group 1 elements differ from those of group 17 elements ? Explain with example by taking one element from each group.

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From the standpoint of atomic structure, what determines which element will be the first and which the last in a period of the periodic table?

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What are the advantage of the periodic table ?

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Which of the following statements is not a correct statement about the trends when going from left to right across the periods of the periodic table?