7
QuizMultiple Choice

Electrons and the Periodic Table

Question 7 • Chemistry Honors A

In which block of the periodic table is chromium (Cr) found?

Answer
A
s block
B
d block
C
p block
D
f block

Explanation

Chromium has the electron configuration [Ar] 3d⁵ 4s¹. Because its differentiating electrons occupy a d subshell, chromium is in the d block of the periodic table.

AI-written and checked against the verified answer.

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