Unit 2 Review

Areas of similar chemical properties on the periodic table.

What is the wavelength range for visible light?

Type of "bullets" fired at gold foil.

Light with the highest energy.

Which of the following are isotopes?

Element residing at the intersection of group 6 and period 4

Energy required to remove an electron from an atom.

When do atoms give off light?

Experimenter that proposed an atom has a nucleus and is mostly empty space.

Scientist that proposed the first atomic theory.

Which color of light moves the fastest?

What is the frequency of light with a wavelength of 459 nm?

What is group 18 of the periodic table called?

This creator of the periodic table said that elemental properties reoccur when elements are arranged by atomic mass

Atom with the highest ionization energy

Subatomic particle associated with cathode rays, JJ Thomson, and negative charge.

This subshell holds 2 electrons

What is the state of lowest energy for an electron?

Atomic Number of Barium

How many neutrons are present based on the following nuclear symbol?

Which element would have the following electron configuration [Ne] 3s²3p²

Atom with the smallest atomic radius.

How many orbitals are in the d subshell

A main group or representative element

What is the mass number for lead-209

Light is a form of . . . . . .