Question 3 Your answer is partially correct. Try again.
Calculate the force of attraction between a cation with a valence of +3 and an anion with a valence of -2, the centers of which are separated by a
distance of 2.9 nm.
the tolerance is +/-2%
the tolerance is +/-2%

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.