Yes, because californium is radioactive.
Californium is not indispensable for us.
The name of californium is derived from the name of the US state California.
I believe there is only one element named after a state, and that is Californium. However, there is in fact an element named Berkelium (check spelling?) that originates from Berkely, Calfornia.
Californium
one is californium. atomic # 98. named after California
The name of californium is derived from the name of the US state California.
Element named after a US state: Californium. This is the only element named after a US state. But, there is also Americium. Americium is named after America.
350 billion per poundIt is $10 per microgram
Americium and Californium
Berkelium and Californium .
Not californium, but neutrons emitted by californium.
All the isotopes of californium are radioactive, artificial and unstable.