Periodic Trends Quiz A

Down a group from top to bottom Zeff(effective nuclear charge) ___.

• increases
• decreases
• remains the same
• both A and B
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Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Atomic radius generally increases as we move __________.

• down a group and from right to left across a period
• up a group and from left to right across a period
• down a group and from left to right across a period
• up a group and from right to left across a period
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Of the following, which gives the correct order for atomic radius for Mg, Na, P, Si and Ar?

• Mg> Na > P > Si > Ar
• Ar > Si > P > Na > Mg
• Si > P > Ar > Na > Mg
• Na > Mg > Si > P > Ar
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Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following correctly lists the five atoms in order of increasing size (smallest to largest)?

• O < F < S < Mg < Ba
• F < O < S < Mg < Ba
• F < O < S < Ba < Mg
• F < S < O < Mg < Ba
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Because of the relationship between metallic character and electronegativity, you can say that metals tend to _____.

• take in electrons, becoming positive.
• give off electrons, becoming negative.
• take in electrons, becoming negative.
• give off electrons, becoming positive.
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Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the elements below is the most metallic?

• Na
• Mg
• Al
• K
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Tags

NGSS.HS-PS1-1

Which of the atoms below is the most metallic?

• Si
• Cl
• Rb
• Ca
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Tags

NGSS.HS-PS1-1

If two electrons are removed from a Magnesium (Mg) atom, what charge does the Mg cation have?

• +2
• +1
• +3
• -1
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Tags

NGSS.HS-PS1-1

Which noble gas has the lowest first ionization energy (enter the atomic number)?

• 1
• 10
• 2
• 86
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Tags

NGSS.HS-PS1-1

Which of the following correctly ranks the elements from highest to lowest electronegativity?

• Cl - S - P
• Br - Cl - F
• K - Na - Li
• N - O - F
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