Question

Which elements posses non isotopes?

Answer 1

Answer:

Beryllium-9.

Fluorine-19.

Sodium-23.

Aluminum-27.

Phosphorus-31.

Scandium-45.

Manganese-55.

Cobalt-59.

are few examples

Explanation:

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Answer 2

Answer:

Isotopes per element. Of the known chemical elements, 80 elements have at least one stable nuclide. These comprise the first 82 elements from hydrogen to lead, with the two exceptions, technetium (element 43) and promethium (element 61), that do not have any stable nuclides.

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