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