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