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