A) electron B) directional C) transiton D) proton E) transfer
A) boron B) gold C) lead D) mercury E) tin
A) alkali metals B) halogens C) actinides D) the boron family E) the hydrogen group
A) noble gases B) rare earths C) common earths D) iron triad E) halogens
A) cobalt B) platinum C) tin D) lead E) zinc
A) actinides B) noble gases C) lanthanides D) halogens E) the boron family
A) group 15 B) group 14 C) group 2 D) group 1 E) group 16
A) h B) Hg C) Hf D) He E) H
A) iodine B) chlorine C) sugars D) salts E) helium
A) They are worth more money. B) They glow in the dark. C) They are liquid metals. D) They have magnetic properties. E) They never rust.
A) families B) metaloids C) periods D) triads E) groups |