A) transiton B) electron C) transfer D) directional E) proton
A) tin B) mercury C) boron D) gold E) lead
A) the boron family B) actinides C) halogens D) the hydrogen group E) alkali metals
A) noble gases B) iron triad C) rare earths D) halogens E) common earths
A) lead B) cobalt C) platinum D) tin E) zinc
A) the boron family B) halogens C) lanthanides D) noble gases E) actinides
A) group 16 B) group 15 C) group 1 D) group 14 E) group 2
A) H B) Hg C) Hf D) He E) h
A) sugars B) helium C) salts 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) metaloids B) groups C) families D) triads E) periods |