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