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15
×
Give THREE examples of ions.
Na+, Cl-, K+
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15
×
Does K+ lose or gain an electron?
loses an electron
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15
×
What is the trend for Ionization Energy?
Trend: Increases as we go up a group. Increases from left to right across the periodic table.
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seesaw
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fairy
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25
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rocket
Go to first place!
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lifesaver
Give 10 points!
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thief
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star
Double points!
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fairy
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thief
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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
×
Which has a larger atomic radius? Rb or Na Why?
Rb. Increased atomic radii.
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15
×
Write the formula for magnesium bromide.
MgBr2
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15
×
Draw the valence electrons around Cl (chlorine).
7 around Cl
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banana
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seesaw
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shark
Other team loses 10 points!
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banana
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15
×
Rank the following elements by increasing electronegativity: sulfur, oxygen, and aluminum.
aluminum, sulfur, oxygen
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15
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Which element is more electronegative: P or K? Why?
P. Increasing electronegativity.
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15
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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
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What is the ionic charge of element X given: XCl
X: +1
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15
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Arrange the following in order of increasing electronegativity: W, Pb, Ba, Po
Ba, W, Pb, Po
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monster
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seesaw
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fairy
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thief
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