History of Periodic Table
Tour of the Periodic Table
Trends of the Periodic Table
Name the Element
Miscellaneous
100
In 1865, he arranged the first 16 elements known at the time in order of increasing atomic mass.
Who is John Newlands?
100
Groups 1, 2, and 13 - 18.
What are the main group elements or the representative elements?
100
This means metals can be squeezed into a wire
What is ductile?
100
I'm located in period 4 and group 13
What is Gallium?
100
My outer s or p orbitals are filled to the max.
What is a noble gas?
200
Because chemical and physical properties repeated with the eight element, he called the pattern this
What is the Law of Octaves?
200
They are highly reactive metals and they react rapidly with water.
What are Alkali Metals?
200
Its half the distance between two identical nuclei
What is the atomic radius?
200
This nonmetal is almost at the end of the table in group 16 period 5
What is Tellurium?
200
No valence electrons can be found with them
What is transition metals?
300
He was the Russian chemist credited for arranging the first Periodic Table.
Who is Dmitri Mendeleev?
300
These nonmetals have seven electrons in the outermost energy level and combine with metals to form salts
What are halogens?
300
It increases as you go across a period and decreases as you go down a group. (Hint: energy is required)
What is ionization energy?
300
I react with sodium and bring out the flavor in your food
What is Chlorine?
300
Carbon has this many electrons in its outermost shell
What is 4?
400
He arranged the Periodic Table by increasing atomic number
Who is Henry Moseley?
400
Know as the inner transition metals, these metals can be very unstable.
What are the Lanthanides and the Actinides ?
400
It is the trend for atomic radius
What is decrease across a period and increases down a group ?
400
Refer to a periodic table and determine which element has the lowest electron affinity. a. Cl c. Cs b. Se d. Te
What is Cesium?
400
Which of the following elements has the greatest ionization energy? a. Ga b. K c. Bi d. As
What is Arsenic?
500
He was a German scientist that first attempted to arrange elements and created the triads.
Who is Johann Wolfgang Dobereiner?
500
Silver, Platinum, and Nickel belongs to this group.
What are transition metals?
500
The energy change that occurs when an electron is acquired by a neutral atom. What is the trend?
What is electron affinity and increases as you go across a period and decreases down a group?
500
An element with the general electron configuration for its outermost electrons of ns2np1 would be in which element group
What is group 13?
500
I'm the last element in period 6, my name is ___ and I have ___ valence electrons
What is Radon and 8 valence electrons
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