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