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