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