Test 4 - Electron Configurations

Match each item with the correct statement below.

• aufbau principle

• each orbital has at most two electrons with opposite spins

• ground state

• tendency of electrons to enter orbitals of lowest energy first

• Pauli exclusion principle

• lowest energy level

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

• 2

• 3

• 4

The letter "p" in the symbol 4p^3 indicates the ____.

• spin of an electron

• sublevel

• principle energy level "n"

According to the aufbau principle, ____.

• an orbital may be occupied by only two electrons

• electrons in the same orbital must have opposite spins

• electrons enter orbitals of lowest energy first

Which element has the valence configuration 2p^6?

• A

• B

• C

• D

How many orbitals are contained in the third energy level (n = 3) of a given atom?

• 9

• 1

• 12

Which of the following is the correct orbital diagram for a carbon atom at ground state?

• [Diagram a]

• [Diagram b]

• [Diagram c]

• [Diagram e]

Consider the following orbital diagram: [Diagram] Which of the following statements is true?

• this is an invalid orbital diagram because it violates Hund’s Rule

• this is an invalid orbital diagram because it violates the Pauli Exclusion Principle

• this is an invalid orbital diagram because it violates the Aufbau Principle

Tags

NGSS.HS-PS1-2

Which electron configuration shows the correct configuration for chlorine in the ground state?

• 1s²2s²2p⁵

• 1s²2s²2p⁶3s²3p⁴

• 1s²2s²2p⁶3s²3p⁵

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following orbital diagrams violates Hund’s Rule?

• [Diagram a]

• [Diagram b]

• [Diagram c]