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15
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Based on the electron configuration below, what is the correct classification for this element? 1s2 2s2 2p6 3s2 3p6 4s2 3d6
Noble gas
Alkaline Earth metal
Transition metal
Representative element
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15
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Which of these has the highest electronegativity?
1s2 2s2 2p3
1s2 2s2
1s2 2s2 2p6 3s1
1s2 2s2 2p5
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15
×
Which of the following is an impossible noble gas notation.
[Kr]5s2
[Kr]5s2 4d10 5p5
[Ar]4s2 3d1
[Ne]2d10
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15
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Based on the following electron configuration, what is the correct classification for this element? 1s2 2s2 2p6 3s2 3p6
transition metal
noble gas
alkali metal
halogen
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15
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The elements in which group do not usually form compounds?
Alkaline Earth Metals
Alkali metals
Noble gases
Halogens
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15
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Which of the following elements would have chemical properties most similar to lithium?
sodium
barium
manganese
tin
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15
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Arrange these elements in order of decreasing atomic radius: sulfur, chlorine, aluminum, and sodium.
Aluminum, chlorine, sodium, sulfur
Chlorine, sulfur, aluminum, sodium
Sodium, aluminum, sulfur, chlorine
Chlorine, sulfur, sodium, aluminum
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monster
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gold
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shark
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lifesaver
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trap
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rocket
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rocket
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baam
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15
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Which of these has the lowest ionization energy?
1s2 2s2 2p5
1s2 2s2 2p6 3s1
1s2 2s2
1s2 2s2 2p3
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15
×
Based on the following electron configuration, what is the correct classification for this element? 1s2 2s2 2p6 3s2 3p6
alkali metal
halogen
transition metal
noble gas
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15
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Which element on the periodic table has the highest electronegativity?
fluorine
francium
hydrogen
helium
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15
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Which elements are examples of metalloids?
Argon, xenon, radon
Silicon, germanium, arsenic
Sodium, potassium, calcium
Hydrogen, nitrogen, chlorine
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thief
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star
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15
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Which of the following groups contains members with similar chemical properties?
Fe, Zn, Ru
Sr, Mg, Ca
I, Xe, Sr
F, I, Al
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15
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Which of the following is the noble gas notation for scandium.
[Kr]5s2
[Ar]4s2 3d1
[Ne]2d10
[Kr]5s2 4d10 5p5
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