Periodic Trends

Which of these describes sulfur's position on the periodic table?

• Group 16, Period 3

• Group 3, Period 16

• Group 4, Period 2

• Group 2, Period 4

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periodic table

Reorder the following group names in order from left to right on the periodic table.

• Halogen Family

• Noble Gases

• Alkaline Earth Metals

• Transition Metals

• Alkali Metals

Which of the following elements will have properties most similar to nitrogen?

• C

• P

• S

• O

Put the following elements in order from smallest to largest atomic radius.

• Na

• Mg

• F

• Cs

• C

Electronegativity ​ (a)   across a period and ​ (b)   down a group.

• increases
• decreases
• does not change

Ionization energy​ (a)   across a period and ​ (b)   down a group.

• increases
• decreases
• does not change

Atomic radius​ (a)   across a period and ​ (b)   down a group.

• increases
• decreases
• does not change

Which of the following groups has an electronegativity value of zero because it is nonreactive?

• Alkali metals

• Transition metals

• Halogens

• Noble gases

Which of the following represents the group of atoms that have one valence electron and are so reactive they explode in water? Choose all that apply.

• Alkali metals

• Halogens

• Group 2

• Group 17

The image shown depicts an arrow pointing up and to the right of the periodic table. For which of the following periodic trends does this show an increasing trend for? Choose all that apply.

• Reactivity

• Atomic Radius

• Electronegativity

• Ionization Energy