Vocab
This is the horizontal row of a periodic table
Period
In the periodic table, explain the trends of atomic mass
Increases down a group and increases from left to right in a period
This is the type of ion formed when an element loses an electron
Cation
Group 1A elements are known as;
Alkali Earth Metals
What is the outer shell noble gas configuration for Phosphorus
[Ne]3s23p3
This is the vertical column of the periodic table
Group
In the periodic table, explain the trends of atomic radii
Increases down a group, and decreases from left to right
This is the type of ion formed when an element gains an electron
Anion
Group 2A elements are known as;
Alkaline Earth metals
What period, block, group and element corresponds with; 3s23p2
Period: 3
Block: p
Group: 4A
Element: Si
This group of elements has properties of both metals and nonmetals
Metalloids
Of these 3 elements, arrange them in order of increasing atomic radii; K, Br, and Ga
K>Ga>Br
When removing an electron from an element in Group 1A, the configuration is now the same as what?
The electron configuration for the noble gas before it
Group 7A elements are known as;
Halogens
What period, block, group and element corresponds with; 5s24d6
Period: 5
Block: d
Group: 8
Element: Ruthenium
Half the distance between nuclei of identical atoms joined in a molecule
Atomic Radii
In the periodic table, explain the trends of ionization energy
This group of elements tends to lose electrons and form cations
Group 8A elements are known as;
What is the outer shell electron noble gas configuration for Indium
[Kr]5s24d105p1
This is the measure of an atom's ability to gain an electron
Electronegativity
Explain the trends of electronegativity in the periodic table
Decreases going down a group, and increases from left to right in a period
What is the relationship between the Group _A numbers and the number of electrons in an element
The Group _A represents the number of valence electrons in the element
This group tends to gain electrons and form anions
nonmetals