Teachers, save “Matching Molecules” to assign it to your class.

1. Go to https://www.ck12.org/assessment/tools/geometry-tool/plix.html?eId=SCI.CHE.304&questionId=5435cfc48e0e083e35a3d14e&conceptCollectionHandle=physical-science-::-chemical-formula&collectionCreatorID=3&artifactID=1824076&backUrl=%2F%2Finteractives.ck12.org%2Fplix%2Fphysical-science%2Findex.html&isBrowsePage=true&_ga=2.72313041.370049253.1553978840-1282428625.1547964856&plix_redirect=1 2. Move the red point at the end of each arrow to connect the label with molecular model it corresponds to. Each colored sphere represents the same element. Move a red point into the "help zone" and it will snap to the correct molecule. 3. Click "Challenge" and answer the questions 4. Submit a screenshot 5. Using the RECORD tool, explain what you observed AND learned from the activity