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The Periodic Table: Elements 1–118

Chapter 9: Elements 81–90

Locate and recognize elements 81–90 on the full periodic table.

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20 questions

Question

Which element is highlighted on the full periodic table?

hard

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Question

Select thallium on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select lead on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select bismuth on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select polonium on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

Practice level

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Question

Select astatine on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select radon on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select francium on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select radium on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

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Question

Select actinium on the full periodic table.

intermediate

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Question

Which element is highlighted on the full periodic table?

hard

Practice level

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Question

Select thorium on the full periodic table.

intermediate

Practice level

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not scheduled