Electrons and the Periodic Table Answers

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Fr: ArKrXe✔ Rn

Hg: ArKr✔ XeRn

V: HeNe✔ ArKr

C:

Use the periodic table to identify the noble gas that would be included in the noble-gas notation for each of the following elements.Si: He✔ NeArKr

Use the periodic table to identify the element represented by each of the following electron configurations.[He]2s2: ⇒ Be

Si:

Ca:

Use the periodic table to determine the number of valence electrons in each of the following elements.Na:

[Ne]3s23p5: ⇒ Cl

Y:

Pm:

F:

[Xe]6s1: ⇒ Cs

V:

[Ar]4s23d9: ⇒ Cu

Ar: