There are 6 rare metals they are Helium, Neon, Krypton , Argon, Xenon and radon in the periodic table.
Cerium is an element that is found in the Earth's crust. Cerium is in the Lanthanide family which is made up of rare earth metals.
The family that samarium belongs to is known as the Lathanide family. This family consists of 15 metals also known as the rare earth metals.
Uraninite is the of the primary ore of uranium. Rare earth metals (lanthanides: elements 57-71) are sometimes contained in uraninite.
A magnet ie. the the ones on your fridge are made by manufactures pushing electrical current through ferrous metals causing them to have magnetic properties. Rare earth magnets are naturally occurring elements that have magnetic properties by themselves.
They were rare metals that are found in the earth.
Rare earth metals tend to be soft and goldish in color.
No.
Those metals which are kept deep inside the earth. They are alkaline in nature.
Alkali metals, Alkali Earth metals, Rare Earth metals, Transition metals, Non metals, Halogens, Inert gases
Rare earth magnets are made from certain alloys of metals, which produce a very strong permanent magnet. These days there are quite easy to find, with sets available on amazon.com for under $10.
non-metals .... alkali metals....transition metals....alkali earth metals....rare earth metals....other metals....halogens....inert elements
beryllium
none
16.546 valence electrons are located in all rare earth elements.
Lathanides
The meteor impacts are responsible for the profusion of rare earth metals in the rock of the Northern Quebec.