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