(7)An atom has electronic
configuration 2,8,7. To which of
the following elements would it be
chemically similar?
(a)N (6) P (c) Ar (d) Br.
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Answer:
The electronic configuration:
is of Chlorine.
(a) The atomic number of this element will be:
.
(b) It will be chemically similar to the element Fluorine (9) as it also has the same number of valence electrons in its valence shell.
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