What term describes elements with properties that fall between those of metals and nonmetals?

Find the mass, in grams, of 5.00*10^23 molecules of f2

Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.

How does the attraction between particles affect the ability of a solvent to dissolve in a substance