Chpt 10 quiz - Chem 2020

An atomic orbital is

• the tendency of electrons to enter orbitals of lowest energy first.

• the region of high probability of finding an electron.

• the fact that each orbital has 2 electrons.

• the arrangement of electrons around the atomic nucleus.

An electron configuration is

• the tendency of electrons to enter orbitals of lowest energy first.

• the region of high probability of finding an electron.

• the fact that each orbital has 2 electrons.

• the arrangement of electrons around the atomic nucleus.

The Aufbau principle is

• the tendency of electrons to enter orbitals of lowest energy first.

• the region of high probability of finding an electron.

• the fact that each orbital has 2 electrons.

• the arrangement of electrons around the atomic nucleus.

How does the energy of an electron change when the electron moves closer to the nucleus?

• It decreases.

• It increases.

• It stays the same.

• It doubles.

What is the maximum number of orbitals in the p sublevel?

• 2

• 3

• 5

• 7

What is the maximum number of electrons in a d sublevel?

• 2

• 6

• 10

• 14

The letter "p" in the symbol 4p³ indicates the _______.

• spin of an electron

• shape/type of orbital

• principle energy level

• speed of the electron.

What types of atomic orbitals are in the third principal energy level?

• s only

• s and p only

• s, p, and d only

• s, p, d, and f

When using boxes to represent orbitals, how many unpaired electrons are in a sulfur atom (atomic number 16)?

• 0

• 1

• 2

• 3

Stable electron configurations are likely to contain ______.

• filled energy sublevels

• fewer electrons than unstable configurations

• unfilled s orbitals

• electrons with a clockwise spin