Semester exams Flashcards
[Vocab]
States the periodic table is arranged by increasing order of atomic number.
Periodic law
[Vocab]
All of these elements are radioactive
actinides
[Vocab]
A vertical column on the periodic table, the same number of outer electrons
group
[Vocab]
Elements with a complete outer shell
noble gas
[Vocab]
Elements that tend to lose electrons easily
Alkali metals
[Vocab]
Elements that have the same outermost energy levels
period
[Vocab]
Elements in the s and p blocks of the periodic table
main group
[Vocab]
Electrons of the outermost shell of the atom
valence electrons
[Vocab]
Arranged the periodic table based on atomic weight
Mendeleev
[Vocab]
Most of the elements on the periodic table are classified as this
Metal
[Vocab]
Arranged the periodic table based on atomic number
Moseley
[Vocab]
The most common element of the periodic table that has no neutrons.
hydrogen
[Vocab]
The group of elements whose last electrons into the d-orbital
transition elements
[Vocab]
The family name given to the reactive elements of group 17
halogens
[Vocab]
The group of elements that have two electrons in their outermost shell
alkaline earth metals
[Vocab]
John Newlands arranged the known elements according to their properties
law of octaves
[Name the Group]
3-Charge
Group 15
[Name the Group]
ns^2 np^1
Group 13
[Name the Group]
7 valence electrons
Group 17
[Name the Group]
2+ Charge
Group 2
[Name the Group]
1 valence electron
Group 1
[Name the Group]
ns ^2 np^6
Group 18
[Name the Group]
4 valence electrons
Group 14
[Name the Group]
ns^2 np^4
Group 16
[Name the Group]
Inert gases
Group 18
[Name the Group]
Sulfur
Group 16
[Name the Group]
-Very reactive
-forms basic solutions
-soft
-can be cut with a knife
Group 1
[Name the Group]
3 valence electrons and a 3+ charge
Group 13
[Name the Group]
[Ne] 3s^2
Group 2
[Name the Group]
Salt makers
Group 17
[Name the Group]
ns^2 np^3
Group 15
[Name the Group]
[kr] 4d^10, 5s^2, 5p^2
Group 14
[Is it a Metal, Nonmetal, or a Metalloid]
Reacts in HCl
Metal
[Is it a Metal, Nonmetal, or a Metalloid]
Mg
Metal
[Is it a Metal, Nonmetal, or a Metalloid]
Boron
Metalloid
[Is it a Metal, Nonmetal, or a Metalloid]
Semiconductor
Mettaloid
[Is it a Metal, Nonmetal, or a Metalloid]
Chlorine
Nonmetal
[Is it a Metal, Nonmetal, or a Metalloid]
Shiny and malleable
metal
[Is it a Metal, Nonmetal, or a Metalloid]
Shiny and brittle
Metalloid
[Is it a Metal, Nonmetal, or a Metalloid]
True conductor of electricity
Metal
[A group Element or B group Element?]
Calcium
A group
[Is it a Metal, Nonmetal, or a Metalloid]
Zinc
B group
[Is it a Metal, Nonmetal, or a Metalloid]
p block
A group
[Is it a Metal, Nonmetal, or a Metalloid]
d block
B group
[Vocab]
The energy charge of an atom when it gains an electron
electronaffinity
[Vocab]
The energy required to remove an electron from an atom or ion
ionization energy
[Vocab]
The ability of an atom to attract electrons
electronegativity
[Vocab]
The size of an atom is termed ______?
atomic radius
[Vocab]
Valence electrons are shielded by interior electrons from the nucleus. This is called ___________?
electron shielding
[Vocab]
The overall positive charge of the nucleus
nuclear charge
[What is the charge moving down the periodic table, and moving to the right]
Electronegativity
(Down): Decreases
(Right): Increases
[What is the charge moving down the periodic table, and moving to the right]
Atomic Radius
(Down): Increases
(Right): Decreases
[What is the charge moving down the periodic table, and moving to the right]
Ionization Energy
(Down): Decreases
(Right): Increases
[What is the charge moving down the periodic table, and moving to the right]
Electron Affinity
(Down): Decreases
(Right): Increases
[What is the charge moving down the periodic table, and moving to the right]
Nuclear charge
(Down): Increases
(Right): Increases
[What is the charge moving down the periodic table, and moving to the right]
Electron Shielding
(Down): Increases
(Right): No change
[Questions]
Why does electronegativity increase moving to the right on the periodic table?
Increasing nuclear charge and no change in electron shielding
[Questions]
Which of the following areas on the periodic table has the greatest electronegativity?
-top left
-top right
-bottom left
-bottom right
top right
[Questions]
Which of the following has the greatest electronegativity?
-Ca
-Ni
-Pt
-Br
Br
[Questions]
Why does atomic radius decrease moving to the right of the periodic table?
Increasing nuclear charge and no change in electron shielding
[Questions]
What area on the periodic table has the greatest atomic radius?
-top left
-top right
-bottom left
-bottom right
Bottom Left
[Questions]
Which of the following has the lowest atomic radius?
-I
-Sn
-Sr
I
[Questions]
Why does atomic radius increase moving down the periodic table?
More energy levels
[Questions]
Why does electron shielding increase moving down the periodic table?
Increasing energy levels and increasing core electrons
[Questions]
What area on the periodic table has the greatest electron shielding?
-top
-bottom
-right
-left
Bottom
[Questions]
Which of the following has the greatest electron shielding (the loosest hold)?
-C
-K
-Te
-Cs
Cs
[Questions]
Why does ionization energy increases moving to the right on the periodic table?
Increasing nuclear charge and no change in electron sheilding
[Questions]
What area on the periodic table has the greatest ionization energy?
-top left
-top right
-bottom left
-bottom right
Top right
[Questions]
Which of the following has the greatest ionization energy?
-Li
-Be
-B
B
[Questions]
Which one has a bigger radius?
-Ca atom
-Ca 2+ cation
Ca attom
