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46 Cards in this Set

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Electronegativity goes across the period?
increasing
Atomic Radii going down the group?
increasing
Electron affinity going across the period
Increasing
Ionic Radii going down the group
Increasing
Ionization energy going down the group
Decreases
Electron affinity going down the group
decreases
Ionization energy going across the period
Decreases
Electronegativity going down the group
decreases
Atomic radii going across the period
decreases
Ionic radii going across the period
nonmetals go up
metals go down
the "d" block of elements is also called?
transition metals
the family also known as "salt-producers"
halogens or group 17
Father of the Modern Periodic Table
Mendeleev
The Periodic Table is arranged by increasing?
atomic number
The horizontal rows of the P.T.
periods
Compromise the "f" block
lanthanides and actinides
The vertical columns of the P.T.
Groups or Familys
The periods represent the _____ of the elements?
Outer energy level
The most reactive family of nom-metals
group 17
s1 valence electrons but not a metal
hydrogen
Which family of elements would be considered inert?
group 18
Elements in the ame period have the same?
outer energy level
Elements with very similar properties will be found in the same?
group
Responible for arranging the P.T. by increasing atomic number
Mosely
The scientists responsible for discovering the Noble Gases
Strutt, Rumsey, and Dorn
1/2 the distance between the nuclei of 2 bonded atoms of the same element
atomic radius
The ability of an atom to attract an extra electron
Electron affinity
the outer electrons available for bonding
valence
the ability of an atom to attract electrons involved in a bond between two atoms
Electronegativity
The energy required to remove the outermost electron from an atom
Ionization energy
1/2 the distance between the nuclei of 2 bonded atoms of the same element
Atomic radii
The ability of an atom to attract an extra electron
Electron affininty
The outer electrons available for bonding
Valence
The ability of an atom to attract electrons involved in a bond between two atoms
Electronegativity
The energy required to remove the outermost electron from an atom
Ionization energy
The energy change that occurs when an atom takes an extra electron
Electron affinity
The attraction an atom has for its own electrons
Ionization Energy
In which group(s) is the number of valence electrons the same as the group number?
the s block
In which group(s) is the number of valence electron 10 less than the group number?
the p block
What group of elements is the most reactive
the alkali metals
What group of elements is the most reactive?
alkali metals
What group of non-metals is the most reactive?
halogens
What family of elements is considered chemically inert?
noble gases
Whaat element in group 1 is not actually a metal?
hydrogen
How many valence electrons do the transition metals have?
2
How many valence electrons do the halogens have?
7