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