Periodic Trends

Which has the greater EN: 
Cl or Al?

• Cl

• Al

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Which has the greater EN: 
N or C?

• C

• N

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Which has the greater EN: 
H or F?

• H

• F

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Which of the following will have a larger radius than Zinc?

• Gallium

• Aluminum

• Magnesium

• Strontium

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Which of the following will have a higher electronegativity than arsenic (As)?

• Carbon (C)

• Neon (Ne)

• Antimony (Sb)

• Germanium (Ge)

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Which of the following will have a lower ionization energy than Scandium (Sc)?

• Helium (He)

• Titanium (Ti)

• Calcium (Ca)

• Magnesium (Mg)

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As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....

• decreases

• increases

• remains the same

• none of the above

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Which atom has the largest atomic radius?

• potassium

• rubidium 

• francium

• cesium

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As you move down the periodic table atoms get bigger.  This is because ____________.

• The atoms have more mass.

• The atoms have more protons.

• The atoms have more energy levels

• The atoms have more nuetrons

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As you move across the periodic table atoms tend to get smaller because, ______________.

• the atoms have more mass.

• the atoms have less mass

• the atoms have more protons.

• the atoms have less electrons.

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