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