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