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