Nickel and iron accumulate in the interior of large stars and do not release energy by any kind of nuclear reaction.
Nuclear fusion converts hydrogen to helium
Only in a nuclear reaction, otherwise no.
Balls
transmutation - same as the alchemists called it.
When an element undergoes nuclear transmutation the result is a completely different element or isotope. All transmutation occurs through decay or nuclear reaction.
nuclear fusion
Uranium
Neon!
Helium is produced by fusion in the interior of the Sun.
answer TRANSMUTATION
helium-4
One type of atom (element or isotope) is converted to another. This is called nuclear reaction.