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