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