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