1. Compare the following values for planetary eccentricities to those you calculated for your ellipses. What can you state about the orbits of the various planets? Planet Eccentricity 0.206 0.007 0.017 0.093 Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto 0.048 0.056 0.047 0.009 0.250​

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each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.