-- card: 39798 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 14320
-- name: Cf


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Cf

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Californium

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98

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(251)

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(the state and the University of California) Produced by Thompson, Street, Ghiorso and Seaborg in 1950.  Cf-252 is a strong neutron emitter. One microgram emits 170 million neutrons per minute, making it a biological hazard.

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neutron moisture gages, portable source for detecting metals such as gold and silver, 

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rare earth metal, radioactive, radiological hazard

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Electron Configuration:

1s  2s  2p  3s  3p  3d  4s  4p  4d  4f  5s  5p  5d  5f  6s  6p  6d  6f  7s 
 2   2    6    2    6   10   2   6  10  14  2    6  10  10   2   6               2