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