Question

Element in the same group show similarity and gradation in their property (true Or false) ​

Answer 1

Answer:

True

Due to repeation of same electronic configuration elements show the same properties

Answer 2

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➤ ᴛʀᴜᴇ

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★ Elements in the same group have similar properties because they have the same number of valence electrons in their outermost shell. ... Therefore, both these elements belong to the same group. Atomic number of element X = 17. Electronic configuration of element X is 2,8,7.

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