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