Isotopes of Potassium?

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What are the known isotopes of potassium, and what is the most abundant?

2007-11-17 08:23:31 · 2 answers · asked by primaballerina30058 1 in Science & Mathematics ➔ Chemistry

Wikipedia potassium

K40 is radioactive and very useful in dating rocks.

2007-11-17 08:30:35 · answer #1 · answered by Facts Matter 7 · 1⤊ 0⤋

Potassium (K) Isotopes
Mass number ---- abundance
39 ---- 93.2581 0/0 ***
40 --- - -- 0.0117 0/0
41 ------- 6.7302 0/0
*** most abundant

2007-11-17 16:56:57 · answer #2 · answered by sami_dodeen 3 · 0⤊ 0⤋