Many isotopes have 148 neutrons; example: mendelevium -249.
Berkelium is an artificial element.
berkelium
Nobelium is an artificial element.
No. Lithium is a naturally occurring element.
There are 118 neutrons in the element gold.
No, not the element, nor the planet, both are 'natural'
there are 61 neutrons in a the element silver
neutrons
The element comes with 30 neutrons is iron. It also has 26 protons.
The number of neutrons differ for each isotope of a chemical element.
No. Sulfur is a natural element. It even occurs naturally as a native element near volcanic vents.
IsotopesThe number of protons in the nucleus of an atom determines the element. The number of neutrons can vary. If two atoms of the same element have a different number of neutrons in their nuclei, they are isotopes of that element.