New Electron Models

New Electron Models

Multiple Choice

What is the atomic number of this atom?

• 2

• 4

• 6

• 8

Multiple Choice

What is this element?

• Beryllium (atomic #4)

• Boron (atomic #5)

• Carbon (atomic #6)

• Nitrogen (atomic #7)

Multiple Choice

It is impossible to determine the position as well as momentum of an electron in an atom. This principle is known as

• de Broglie equation

• Pauli's exclusion principle

• Aufbau Principle

• Heisenberg's uncertainty principle

Multiple Choice

What is the name of the German Physicist who proposed the Uncertainty Principle?

• Albert Einstein

• Werner Heisenberg

• Erwin Schrodinger

• Isaac Newton

Multiple Choice

Each element produces its own pattern of emission spectra lines because each element has its own distinct

• Speed of light

• Electron configuration

• Number of neutrons

• None of these

Multiple Choice

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Sodium

Multiple Choice

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Sodium

Multiple Choice

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Helium