electron test

each orbital has at most two electrons

• aufbau principle

• Hund's law

• Heisenberg uncertainty principle

• Pauli exclusion principle

arrangement of electrons around atomic nucleus

• atomic orbital

• ground state

• electron configuration

• none of these

tendency of electrons to enter orbitals of lowest energy first

• aufbau principle

• Heisenberg uncertainty principle

• Hund's Law

• Pauli exclusion principle

lowest energy level

• orbital

• ground state

• electron configuration

• none of these

states the impossibility of knowing both velocity and position of a moving particle at the same time

• aufbau principle

• Heisenberg uncertainty principle

• Hund's law

• Pauli exclusion principle

region of high probability of finding an electron

• atomic orbital

• ground state

• electron configuration

• none of these

Which of the following visible light colors have the longest wavelength?

 

• red

• orange

• blue

• green

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 shape of the 3p atomic orbital?

• two perpendicular dumbbells

• sphere

• dumbbell

• all of these

Use noble gas abbreviations to write the electron configuration for Np. 

Please format your answer like this: [X] 3s2 3p3