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15
×
Which elements are examples of metalloids?
Sodium, potassium, calcium
Silicon, germanium, arsenic
Argon, xenon, radon
Hydrogen, nitrogen, chlorine
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15
×
Which element on the periodic table has the highest electronegativity?
helium
francium
fluorine
hydrogen
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15
×
Which of the following is the noble gas notation for scandium.
[Kr]5s2
[Ne]2d10
[Ar]4s2 3d1
[Kr]5s2 4d10 5p5
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15
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Which of the following is an impossible noble gas notation.
[Ar]4s2 3d1
[Kr]5s2 4d10 5p5
[Ne]2d10
[Kr]5s2
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15
×
Which of these has the smallest atomic radius?
1s2 2s2 2p5
1s2 2s2 2p3
1s2 2s2
1s2 2s2 2p6 3s1
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15
×
Which of the following groups contains members with similar chemical properties?
Fe, Zn, Ru
F, I, Al
Sr, Mg, Ca
I, Xe, Sr
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15
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Which of these has the largest atomic radius?
1s2 2s2 2p3
1s2 2s2 2p5
1s2 2s2 2p6 3s1
1s2 2s2
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15
×
The element in period 4, group 12 is best classified as a ___________.
nonmetal
metalloid
metal
gas
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15
×
Which of the following elements would have chemical properties most similar to lithium?
barium
tin
sodium
manganese
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heart
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gold
Win 50 points!
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fairy
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thief
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15
×
Which of these has the highest electronegativity?
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
noble gas
alkali metal
halogen
transition metal
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boom
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gold
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fairy
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25
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thief
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15
×
Which of the following is the noble gas notation for an element in group 2?
[Ne]2d10
[Ar]4s2 3d1
[Kr]5s2 4d10 5p5
[Kr]5s2
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15
×
The elements in which group do not usually form compounds?
Noble gases
Alkaline Earth Metals
Halogens
Alkali metals
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heart
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magnet
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rocket
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thief
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