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