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E
100
What are the three classes of elements?
What is metals, nonmetals, metalloids
100
What is ductile and second to only silver as a conduction of electric?
What is copper
100
What is one of the metals that can be shaped into a thin sheet, or foil.
What is aluminum
100
What are good conductors of heat and electric current?
What is metals
100
what are poor conductors of heat and electric current?
What is nonmetals
200
what generally has properties that are similar to those of metals and non metals?
What is metalloid
200
What are group 1A elements called?
What is alkai metals
200
what are the groupd 2A elements called?
What is alkain earth metals
200
what does the periodic table display?
What is symbols and names of the elements
200
what are elements in group 8A of the periodic table?
What is noble gases
300
What are group 1A elements?
What is alkali metals
300
What are the alkaine earth metals?
What is group 2A elements
300
What displays a wide range of physical and chemical properties?
What is representative elements
300
what is the highest occupied S sublevel and a nearby D sublevel contain electrons?
What is transition metal
300
Where is the inner transition metals appear on the periodic table?
What is below the main body
400
What is one half of the distance between the nuclei of two atoms of the same element when the atoms are joined?
What is atomic radius
400
True or false: In general atomic size increases from top to bottom within a group and decreases from left to right across a period
What is True
400
True or False: Only positive ions form when electrons are transfered between atoms
What is False, positive and negative
400
An ion with a positive charge is called an?
What is cation
400
What is an ion with a negative charge?
What is anion
500
What is the energy required to remove an electron from an atom?
What is ionization energy
500
True or false: Cations are always larger than the atoms from which they form
What is false, always smaller
500
True or false: Anions are always smaller than the atoms from which they form
What is false, always larger
500
What is the ability of an atom of an element to attract electrons when the atom is in a compound?
What is electronegativity
500
True or false: In general, electronegativity values decrease from top to bottom with in a group
What is true