chemistry

While solving the tasks, you are allowed to use the periodic table of the chemical elements, the activity series of metals and a non-programmable calculator.
Duration of the tour:
middle, senior 120 minutes

Threshold score

Certificates of participation are available to everyone, who scores over 0 points.

Analysis of the tasks


Text analysis of the tasks

Video analysis of the tasks
© 2023 Foundation «Talent and success»