Actinium
Symbol: Ac
Atomic Number: 89
Thorium (90)
mosley
importance abuot actinides
The lanthanides get their name from the element lanthanum, which was the first in the series to be discovered. The actinides get their name from actinium, which was the first element in this series to be discovered.
Yes. All of the actinides are radioactive.
actinides are the group of elements in the periodic table,see..........
The first period is at the top of the table. It consists of hydrogen and helium. The bottom period is period 7.
Wht is the difference between Lanthanides and Actinides?
All actinides are radioactive elements and some are man made.
All actinides are radioactive elements and some are man made.
Actinides and lanthanides lose electrons and form cations.
Americium is in the Actinide family of elements. It is a synthetic element with the symbol Am and atomic number 95. Actinides are a series of elements in the periodic table that have properties similar to actinium.