Quantum Mechanics

An orbital can at most hold how many electrons?

• 1 electron
• 2 electrons
• 3 electrons
• 4 electrons

What shape are "p" orbitals? 

• Cloverleaf shaped
• Spherical shaped
• Hybrid structure
• Dumbell shaped

A three-dimensional region around a nucleus where an electron may be found is called a(n

• orbit
• circle
• orbital
• circuit

An electron occupies the lowest energy orbital that can receive it.

• Hund’s rule
• Pauli exclusion principle
• Bohr model of the atom
• Aufbau principle

All orbitals of equal energy are occupied by one electron before any single orbital is occupied by a second electron.

• Aufbau principle
• Pauli exclusion principle
• Hund’s rule
• Core Notation

No two electrons in the same atom can have the same four quantum numbers.

• Aufbau principle
• Pauli exclusion principle
• Hund’s rule
• Noble gas notation

Which guideline, Hund’s rule or the Pauli exclusion principle, is violated in the following orbital diagrams?

• Hund's
• Aufbau's
• Pauli's Exclusive

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which guideline, Hund’s rule or the Pauli exclusion principle, is violated in the following orbital diagrams?

• Aufbau's
• Hund's
• Pauli exclusive

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many quantum numbers are needed to describe the energy state of an electron in an atom?

• 1
• 2
• 3
• 4

How many orbitals in the d subshell? 

• 1
• 7
• 3
• 5