History of the Periodic Table Electron Configuration Properties Trends Chemical properties

100

Who is Dmitri Mendeleev.
Who invented the periodic table?

100

S, P, D, F
What are the four blocks of electron configuration in order of smallest to biggest?

100

Very reactive.
How reactive are Alkali metals?

100

It decreases.
What happens to the atomic radius when it moves across a period?

100

High electronegativities. 7 valence electrons Highly reactive.
What is a chemical property of halogens?

200

Henry Mosely
Who discovered that the elements fit into patterns better when arranged according to atomic number?

200

Two Electrons
What is the amount of electrons that the s block can hold?

200

It is +2.
How many electrons are in the outer shell of Alkaline Earth Metals?

200

It increases.
What happens to the atomic radius when it moves up and down?

200

Periodic Law
What law states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.

300

Doberiner
Who discovered similar elements have relative atomic masses?

300

Six Electrons
What is the amount of electrons that the p block can hold?

300

They are gas, solid, and liquid.
What states of matter do halogens exist in at room temperature?

300

It increases.
What is the effect to the ionization energy when it moves across a period?

300

The atom's radius
What is the characteristic about the atom that changes under varied conditions?

400

John Dalton
Who discovered that the mass of an atom was its most important property?

400

The D block
What is the energy sublevel that has five electrons?

400

The oxidation number of zero prevents the noble gases from forming compounds.
Why are noble gases considered stable?

400

It decreases.
What happens to the electronegativity as it moves up and down?

400

Noble gases have all of their valence electrons in the outermost shell and alkali metals don't.
What is the difference between alkali metals and noble gases?

500

Meyer
Who compiled a periodic table of 56 elements based on the periodicity of the properties?

500

32 electrons
What is the maximum number of electrons that energy level 4 can hold?

500

They're malleable, ductile, and good conductors of heat and electricity.
What are the three characteristics of all metals?

500

It decreases.
What happens to the ionization energy when it moves up and down?

500

The elements in the same group have the same properties.
What is the significance of having the same number of electrons in the outermost shell?

Periodic Trends Jeopardy

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