Which of the following bonds strength ranks in the correct order?
a H-H< Ca-H< Ca-Ca
b Na-Na CS-S Hint?
d Mg-Mg < 0-0 < Mg-o
Check it

just did the assignment and the answer was #1 +2 n

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.