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