The neutron was discovered by
Marie Curie
Pierre Curie
James Chadwick
Rutherford
Write the value of $R_0$ constant.
The ratio of the density of oxygen nucleus $\left({ }_8^{16} O \right)$ and helium nucleus $\left({ }_2^4 He \right)$ is
Who invented neutron ?
How much was the radius of the nucleus estimated from the experiment of $\alpha -$ scattering ?
Radius of $_2H{e^4}$ nucleus is $3 \,Fermi.$ The radius of $_{82}P{b^{206}}$ nucleus will be..........$fermi$