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15
×
Define ionic bonding. Give two examples.
Metal + Nonmetal. NaCl, MgS
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trap
No points!
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star
Double points!
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fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 25 points!
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15
×
What is the element with the lowest electronegativity: Pb C Sn Si
Pb
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15
×
What is the trend of Atomic Radius?
Trend: Decreases from left to right across a period. Increases from top to bottom within a group.
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15
×
Give THREE examples of ions.
Na+, Cl-, K+
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15
×
What is the element with the lowest ionization energy: Au W S Fr Ne
Fr
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15
×
What is the element with the smallest atomic radius: Au W S Fr Ne
Fr
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banana
Go to last place!
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rocket
Go to first place!
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fairy
Take points!
5
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25
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lifesaver
Give 10 points!
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15
×
Draw the valence electrons around Cl (chlorine).
7 around Cl
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15
×
Rank the following elements by increasing atomic radius: carbon, aluminum, oxygen, and potassium
oxygen, carbon, aluminum, potassium
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15
×
How many valence electrons does F (fluorine) have?
7
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banana
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rocket
Go to first place!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 15 points!
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15
×
What is the ionic charge of element X given: XCl
X: +1
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baam
Lose 20 points!
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fairy
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5
10
15
20
25
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fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 20 points!
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15
×
Observe the following: Al3+ Is this a cation OR anion? How many electrons are lost OR gained?
Cation. 3 electrons lost.
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15
×
Define Isotopes.
have the same atomic number (# of protons), but different mass numbers because different NEUTRONS.
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