Question

Sample Response: The reactivity of metals increases as you move left in a period and as you move down in a group, so Marie needs to know the period and group of the element inside each box. Boxes that show locations in groups 1 or 2 or in period 7 contain the most reactive elements.

What did you include in your response? Check all that apply.

The reactivity of metals increases as you move left in a period.
The reactivity of metals increases as you move down in a group.
Groups 1 and 2 have the highest reactivity among metallic groups.
Period 7 has the most reactive metals.

Answers

GPT-5 mini
All four apply.

- The reactivity of metals increases as you move left in a period. — Yes
- The reactivity of metals increases as you move down in a group. — Yes
- Groups 1 and 2 have the highest reactivity among metallic groups. — Yes
- Period 7 has the most reactive metals. — Yes

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