pulsar and quasars
None of them. They were all discovered a good many years ago.
ATOMIC NUMBER YEAR IN WHICH IT WAS DISCOVERED? it was discovered in 1913 by British physicist Henry Mosely
the atomic bomb was not discovered, it was invented then built.
no i did
James Chadwick discovered neutrons in 1932.
an electrical neutral particle from the atomic nucleus
The atomic number for Manganese is 25. It was discovered in 1774 so was one of the earlier elements discovered. It has a melting point of 1519 Kelvin.
He was attempting to do just that- make an atomic bomb.
It wasn't discovered, it was invented then built. Technologies are never discovered. Only natural phenomena can be discovered.
well who is it
Ernest Rutherford
1800's