The s−s bond distances in s8 are 204 pm and the f−f bond distance in f2 is 143 pm. use these values to estimate the s−f bond distance in s2f2.

Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.