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