Question

Select the correct answer.
Why might two elements possess similar chemical properties?
A.
They belong to the same group of the periodic table.
B.
They have the same physical state,
C.
They have similar physical properties.
D. They belong to the same period of the periodic table.
Rasat
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Answer 1

Answer:

The answer is: A. They belong to the same group of the periodic table.

Explanation:

Chemical properties of an element are determined by the number of electrons in its valence shell; also known as its electronic configuration. Elements that belong in the same group of the periodic table possess similar chemical properties due to similarity in the number of valence electrons.