inner transition metals

Oct 21st, 2015
SoccerBoss
Category:
Biology
Price: $5 USD

Question description

 1which of the following elements is only made in a laboratory

ferinium

neodymuium

cerium 

thorium

2 which of the following is an inner transiation metal

uranium

osmium(Os)

hafnium (Hf)

radium (Ra)

3 what are elements with atomic numbers greater than 92 called

radioactive

actnide

lanthanide

transuranium

4 which of the following best describes the element lanthanum

nonmetal

radioactive

inner transition metal

transuranium

5 which of the following is a metal from lanthanide series

Dy

Am

Md

Rf 


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(Top Tutor) Daniel C.
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