5
QuizMultiple Choice

Electrons and the Periodic Table

Question 5 • SVHS Chemistry 1 $FA

The noble-gas notation for tin (Sn) will contain the symbol

Answer
A
[Ar].
B
[Kr].
C
[Xe].
D
[Rn].

Explanation

Tin (Sn) has 50 electrons. The noble gas krypton (Kr) has 36 electrons, so tin’s shorthand electron configuration begins with [Kr], followed by the remaining 14 electrons. The correct choice is [Kr].

AI-written and checked against the verified answer.

Previous
Next