Question

The starting element and last element in the
largest period in modern periodic table are
​

Answer 1

Explanation:

Sixth period is the longest period in the periodic table with 32 elements. Among 32 elements 2 elements of s-block with electronic configuration 6s1 and 6s2 6 elements of p-block with electronic configuration 6s2, 6p1 to 6s2, 6p6 elements 10 of d-block with electronic configuration 6s2, 5d1 to 6s2, 5d10 14 elements of f-block with electronic configuration 6s2, 5d1, 4f1 to 6s2, 5d1, 4f14 In sixth period electrons starts filling 4f-orbital after 5d-orbital accommodate one electron.

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Answer 2

Answer:

starting element is hydrogen and the last one is Radon