Part of khanacademy.orgMixed21 tested URLs
Can you open https://www.khanacademy.org/science/ap-chemistry/atoms-compounds-ions-ap/modal/v/common-polyatomic-ions from mainland China?
Yes.
No recent testsVerdict from 2026-05-02 · 4 mo ago
As of the last test on 2026-05-02 — 4 mo ago — it was reachable in mainland China. We haven't tested it since, so this may have changed.
2019first tested
4 mo agolast tested
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Frequently asked questions
Is https://www.khanacademy.org/science/ap-chemistry/atoms-compounds-ions-ap/modal/v/common-polyatomic-ions blocked in mainland China right now?
We haven't tested https://www.khanacademy.org/science/ap-chemistry/atoms-compounds-ions-ap/modal/v/common-polyatomic-ions in the last 90 days. As of the last test on 2026-05-02 (4 mo ago), it was reachable in mainland China. Use the Test now button on this page for a fresh measurement.
https://www.khanacademy.org/science/ap-chemistry/atoms-compounds-ions-ap/modal/v/common-polyatomic-ions · JSON