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