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