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