Using the periodic table, complete the table to describe each atom. Type in your answers. A B C D E F

A      20

B      40

C      Ca

D      10

E       9

F      F

Explanation:

water is used to store them because it would keep the radiation from getting out in the open and causing harm to the workers

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.