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