A) directional B) proton C) transiton D) electron E) transfer
A) mercury B) lead C) boron D) tin E) gold
A) the boron family B) actinides C) alkali metals D) halogens E) the hydrogen group
A) iron triad B) halogens C) common earths D) rare earths E) noble gases
A) lead B) cobalt C) platinum D) tin E) zinc
A) lanthanides B) actinides C) halogens D) the boron family E) noble gases
A) group 14 B) group 2 C) group 16 D) group 15 E) group 1
A) Hg B) Hf C) H D) h E) He
A) sugars B) iodine C) chlorine D) salts E) helium
A) They glow in the dark. B) They have magnetic properties. 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 |