Question

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Answer 1

Answer:

2) Neil bohr's time line - Oct 7, 1885. Neils Bohr's Birth. ...

Period: Oct 7, 1885 to Nov 8, 1962. Niels Bohr's Life. ...

Jan 1, 1912. Neils Bohr gets Married. ...

Jan 1, 1921. Neils Bohr founds the Institute of Theoretical Physics. ...

Jan 1, 1922. Neils Bohr wins Nobel Prize for Physics. ...

Dec 1, 1925. ...

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Jan 1, 1926.

3) 1903 Hantaro Nagaoka proposed an atomic model called the Saturnian Model to describe the structure of an atom. 1904 Richard Abegg found that inert gases have a “stable electron configuration.” 1906 Hans Geiger invented a device that could detect alpha particles. 1914 H.G.J.

5) Sc, Ti, V, Cr, Mg, Fe, Co, Ni, Cu, Zn

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