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