The most stable element in the universe (the one that doesn't "like" to undergo either nuclear fusion or fissi

2 ⤊

The most stable element in the universe (the one that doesn't "like" to undergo either nuclear fusion or fissi

The most stable element in the universe (the one that doesn't "like" to undergo either nuclear fusion or fission) is?

2006-07-17 12:08:12 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Astronomy & Space

4 answers

Iron

2006-07-17 12:13:21 · answer #1 · answered by Pascal 7 · 1⤊ 0⤋

Iron-56 of course. It will not spontaneously fission or fuse without a large input of extra energy, making all nuclear reactions with it "uphill". You can tell this from the average weight of each nuceon (baryon) being the lowest of all atoms.

2006-07-17 12:16:09 · answer #2 · answered by Sciencenut 7 · 1⤊ 0⤋

Helium

2006-07-17 12:14:21 · answer #3 · answered by Pippo 2 · 0⤊ 1⤋

lead. he's to stable.

2006-07-17 12:12:28 · answer #4 · answered by de bossy one 6 · 0⤊ 1⤋