An atom has electronic configuration 2,8,7.
Point a what is the atomic number of this element ?
Point b to which of the following elements would it be chemical similar?(atomic number are given in parentheses)
N(7),F(9),P(15),and At(18)
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Answer:
as electronic configuration of the given atom 2,8,7 it is informed that the atomic number of element is 17 (2+8+7). Thus element with atomic number 17 is chlorine.
the element would it be chemically similar is F(9)
please make this answer as brainliest please
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Answer:
a) - - - The atomic number of this element is 17 and its name is CHLORINE.
b) - - it will be similar to the element F(9) because they belong to same period
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