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ARC-Challenge / Mercury_7034843 / What physical property distinguishes elements on the left side of the Periodic…

Problem

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question

What physical property distinguishes elements on the left side of the Periodic Table of the Elements from elements on the right side?

choices

number of protons
state of matter
atomic mass
temperature

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Source and history

upstream_id / Original problem ID: Mercury_7034843
task_id: c7a91be7-dfc1-5cbd-94fc-1ccae81b40e4
task_key: ARC~2dChallenge--test--Mercury~5f7034843
task_revision_id: 2
config / split: ARC-Challenge / test

Official source

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