Question Text
Question 1 :
The maximum number of electrons that can be accommodated in the outermost orbit is :
Question 4 :
The position of .......... could not be explained in the plum pudding model.
Question 8 :
The oxide of nitrogen has molecular weight $30$. The total number of electrons in one molecule of the compound is :
Question 9 :
The particles which cannot be deflected under the presence of electric field are:
Question 10 :
In 1932, ___________ discovered an electrically neutral particle in the atom named as neutron.
Question 12 :
The element used by Rutherford in his famous scattering experiment was
Question 13 :
According to Rutherford, the electron revolves around the nucleus in definite orbits but :
Question 14 :
Isotopes of cobalt .......... is used in the treatment of cancer.
Question 15 :
The number of electrons, that atom can lose/gain /share during a chemical reaction is known as :
Question 17 :
Which pf the following was not explained in Rutherford's atomic model?
Question 19 :
Maximum number of electrons that can be accomodated in a shell (in general) is given by the formula
Question 21 :
On the basis of Rutherford's model of an atom, which sub-atomic particle is present in the nucleus of an atom?
Question 25 :
Who suggested the distribution of electrons into different orbits of an atom?