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