Solved

What Is the Electron Configuration for Li, Which Has 3 $1 s ^ { 2 } 2 s 1$

Question 33

Multiple Choice

What is the electron configuration for Li, which has 3 electrons?

A) $1 s ^ { 2 } 2 s 1$
B) $1 s ^ { 2 } 1 p ^ { 1 }$
C) $1 s ^ { 1 } 2 s ^ { 2 }$
D) $1 s ^ { 1 } 2 s ^ { 1 } 3 s 1$
E) $1 s ^ { 3 }$

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