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