The Chernobyl disaster was a catastrophic nuclear accident that occurred on 26 April 1986 at the No. 4 nuclear reactor in the Chernobyl Nuclear Power Plant, near the city of Pripyat in the north of the Ukrainian SSR. It is one of only two nuclear disasters rated as INES 7, the maximum severity classification.

Test your knowledge of the Chernobyl disaster with this useful quiz. This test is mostly for the people who saw the HBO miniseries Chernobyl or someone who was at the moment of disaster on 26 April 1986. Only 5% can answer to this questions.