For the first time californium is obtained with the nuclear reaction:
Cm-242 + He--------------Cf-245 + n
The important isotope Cf-252 is obtained in nuclear reactors after a long time irradiation of plutonium with neutrons.
Not californium, but neutrons emitted by californium.
All the isotopes of californium are radioactive, artificial and unstable.
Californium has 98 protons.
Californium is radioactive and a strong neutrons emitter; californium can be lethal.
Californium is a metal.
Californium is not crucial.
Californium is a metal.
Californium is not flammable.
Californium is not flammable.
Californium is not flammable, as it is a radioactive metal that does not support combustion.
Californium is a soft metal.
Californium can react with oxygen, hydrogen, sulfur, nitrogen, halogens, etc.