In the Modern Periodic Table, calcium (atomic number 20) is surrounded by
elements with atomic numbers 12, 19, 21 and 38. Which of these have physical
and chemical properties resembling calcium?
Answers
Answered by
8
Answer:
Ca: Electronic configuration is 2, 8, 8, 2
The physical and chemical properties of elements with atomic number 12 and 38 will resemble with calcium. This is because they all belong to the second group and all of them have two electrons in their valence shell.
Answered by
3
Answer:
the elements with atomic numbers 12 and 38 have physical and chemical properties resembling calcium.
Explanation:
because they belong same group and have equal valency
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