Answers Chemistry Honors AElectrons and the Periodic Table

Electrons and the Periodic Table Answers

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Which is the noble-gas notation for lead (Pb)?

[Rn]6s24f145d106p2

[Rn]6s25d106p2

[Xe]6s24f145d106p2

[Xe]6s25d106p2

Which statement describes the 3d, 4s, and 4p orbitals of Arsenic (As) based on its electronic configuration and position in the periodic table?

The 3d and 4s orbitals are completely filled, and the 4p orbital is partially filled.

The 3d orbital is completely filled, and the 4s and 4p orbitals are partially filled.

The 3d, 4s, and 4p orbitals are completely filled.

The 3d, 4s, and 4p orbitals are partially filled.

What is the number of valence electrons in cadmium (Cd)?

The electron configuration of nitrogen (N) is

1s22s22p3

1s22s22p4

1s22s22p5

1s22s22p6

In which block of the periodic table is uranium (U) found?

s block

d block

p block

f block

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