Question: 1. Use the periodic table to determine the element corresponding to each of the following electron configurations. a. [Ar]4s23d1 Express your answer as a chemical

1. Use the periodic table to determine the element corresponding to each of the following electron configurations.

a. [Ar]4s23d1

Express your answer as a chemical symbol.

b. [Kr]5s2

Express your answer as a chemical symbol.

2. Arrange the following elements in order of decreasing atomic radius: Ba, Sb, Cl, Pb, and Se.

Rank elements from largest to smallest. To rank items as equivalent, overlap them.

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