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