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