This is the type of relationship that exists between the wavelength and energy of electromagnetic radiation.
What is an inverse relationship.
100
This is the electron configuration for sulfur.
What is 1s2 2s2 2p6 3s2 3p4.
100
This is potassium, arsenic, bromine and selenium in order of increasing first ionization energy.
What is potassium < arsenic < selenium < bromine.
100
This group is known as the noble gases.
What is Group 18 or Group VIIIA.
100
This scientist proposed a model of the hydrogen atom in which the electron can circle the nucleus only in allowed paths, or orbits.
Who is Neils Bohr.
200
This is what happens to the energy of electromagnetic waves as the frequency decreases.
What is the energy decreases.
200
This is the number of unpaired electrons in tin.
What is 2.
200
This is cesium, sodium, francium and lithium in order of decreasing atomic radius.
What is francium > cesium > sodium > lithium.
200
This is the name given to the elements in Group 2.
What is the alkaline-earth metals.
200
This scientist developed a principle that states that it is impossible to determine simultaneously both the position and velocity of an electron or any other particle.
Who is Werner Heisenberg.
300
This is the frequency of electromagnetic radiation with energy of 5.64x10-20 J.
What is 8.51x1013 Hz.
300
This is the number of valence electrons in flourine.
What is 7.
300
This is fluorine, boron, nitrogen, lithium and francium in order of increasing electronegativity.
What is francium < lithium < boron < nitrogen < fluorine.
300
This set of elements includes elements from both the s and p blocks of the periodic table.
What is the main-group elements.
300
This scientist's wave equation laid the foundation for modern quantum theory.
Who is Erwin Schrodinger.
400
This is the wavelength of electromagnetic radiation with frequency of 9.92x1016 Hz.
What is 3.02x10-9 meters.
400
This is the electron dot structure for barium.
What is Ba:
400
This is the period trend for ionic radius and the group trend for ionic radius.
What is ionic radius decreases from left to right across periods and increases from top to bottom down groups.
400
All of the elements in this set of elements are radioactive.
What is the actinide series.
400
This scientist created the first periodic table using notecards.
Who is Dmitri Mendeleev.
500
These are the frequency and energy of electromagnetic radiation with a wavelength of 1,428 nm.
What are 2.10x1014 Hz and 1.39x10-19 J.
500
This is the noble gas configuration for lead.
What is [Xe] 6s2 4f14 5d10 6p2.
500
This is aluminum, molybdenum, gallium, bismuth and uranium ordered by decreasing atomic number.
What is uranium > bismuth > molybdenum > gallium > aluminum.
500
This is the name given to any element, man-made or synthetic, that has an atomic number greater than 92.
What is a transuranium element.
500
This scientist demonstrated that electrons have a dual wave-particle nature.