A) transiton B) proton C) electron D) transfer E) directional
A) tin B) lead C) gold D) boron E) mercury
A) halogens B) actinides C) the hydrogen group D) alkali metals E) the boron family
A) halogens B) rare earths C) iron triad D) common earths E) noble gases
A) cobalt B) platinum C) tin D) zinc E) lead
A) lanthanides B) noble gases C) halogens D) the boron family E) actinides
A) group 14 B) group 15 C) group 2 D) group 16 E) group 1
A) H B) Hf C) h D) Hg E) He
A) salts B) iodine C) chlorine D) helium E) sugars
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) triads C) periods D) families E) groups |