Learner Preview · Chemistry
Your goal
investigate, using primary data, the presence of ions in salts and in solutions, and identify an anion and cation in an unknown salt
Choose how to enter
Read · Listen · Watch · Visual Map · Interactive · 3D only where it helps understanding
Accessibility
Easy / Standard / Exam language · read aloud · reduced motion · chunked instructions · vocabulary support · voice or typed response · non-drag/non-visual alternative where needed.