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Which statement describes James Chadwicks discovery He discovered that the atomic nucleus is a dense positively charged mass He discovered negatively charged atomic particles that were deflected by a?
an electrical neutral particle from the atomic nucleus
What is the atomic number of unnilennium?
The atomic number of unnilennium is 119. It is a hypothetical element that has not been discovered yet.
Who discovered mono-atomic ions?
J.J. Thomson discovered monatomic ions in 1897 during his experiments with cathode rays. These ions are formed when atoms gain or lose electrons to achieve a stable electron configuration.
What is the chemical name for Ge?
The chemical name for Ge is Germanium, It was discovered by Mendleev. Its atomic no. is 32 and atomic mass no. is 72.6.
Did Mendeleev organize the elements by atomic mass or atomic number?
Mendeleev arranged elements in order of increasing mass. Later modern periodic table was discovered that contains elements arranged by atomic number.
What year was the atomic number discovered?
ATOMIC NUMBER YEAR IN WHICH IT WAS DISCOVERED? it was discovered in 1913 by British physicist Henry Mosely
How did atomic theory lead to the atomic bomb discovery?
the atomic bomb was not discovered, it was invented then built.
Do Einstein discovered the atomic bomb?
no i did
Who discovered atomic neutrons?
James Chadwick discovered neutrons in 1932.
Which statement describes James Chadwicks discovery He discovered that the atomic nucleus is a dense positively charged mass He discovered negatively charged atomic particles that were deflected by a?
an electrical neutral particle from the atomic nucleus
What is the atomic number for manganese?
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.
What was Oppenheimer trying to do when he discovered the atomic bomb?
He was attempting to do just that- make an atomic bomb.
Who dicovered the atomic bomb?
It wasn't discovered, it was invented then built. Technologies are never discovered. Only natural phenomena can be discovered.
Who discovered atomic theory?
well who is it
Who discovered the existence of the atomic necleus?
Ernest Rutherford
When did Dalton discovered the atomic theory?
1800's
How was cerium discovered?
Cerium was discovered in 1803 Cerium--- Ce atomic number--- 58 atomic mass--- 140.116 # of protons--=58 # of neutrons--- 82 # of electrons---58
