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