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Q 1/13
Score 0
the variety of frequencies of electromagnetic radiation (light) seen through a spectroscope that are emitted by electrons as they transition from higher to lower energy levels; unique for each element
300
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Q 2/13
Score 0
a measure of the size of an atom of an element from the nucleus to the outer electrons
30
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13 questions
Q.
the variety of frequencies of electromagnetic radiation (light) seen through a spectroscope that are emitted by electrons as they transition from higher to lower energy levels; unique for each element
1
300 sec
Q.
a measure of the size of an atom of an element from the nucleus to the outer electrons
2
30 sec
Q.
a group of elements with similar chemical properties
3
30 sec
Q.
All of the frequencies or wavelengths of electromagnetic radiation
4
30 sec
Q.
a chemical property that describes the extent to which an atom attracts electrons towards itself; cannot be directly measured
5
30 sec
Q.
the number of cycles of an event per unit time; one Hertz (Hz) means one cycle per second
6
30 sec
Q.
Element-mass number
7
30 sec
Q.
a measureof the size of an ion of an element in a crystal (usually measured by taking half the distance between two nuclei)
8
30 sec
Q.
a chemical property that describes the amount of energy required to remove an electron from an atom
9
30 sec
Q.
atoms of an element that have the same atomic number (protons) but different mass numbers due to different numbers of neutrons in their nuclei
10
30 sec
Q.
a constant value that relates the energy of a photon of light to its frequency
11
30 sec
Q.
Electrons on the outermost energy level of an atom, those electrons involved in the formation of chemical bonds
12
30 sec
Q.
the length between successive peaks (or troughs) of a wave
