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