In the modern periodic table, the element Calcium( atomic number=20) is surrounded by elements with atomic numbers 12, 19, 21, and 38. Which of these elements has physical and chemical properties resembling those of Calcium and why?
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In the modern periodic table, the element Calcium( atomic number=20) is surrounded by elements with atomic numbers 12, 19, 21, and 38. Which of these elements has physical and chemical properties resembling those of Calcium and why?
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