Structure of th...

The mass of an atom resides in:

The positively charged center in an atom is called as:

Which of the following is not true for $$\displaystyle _7N ^{ 14 }$$ ?

Atomic number of carbon atom is:

On the basis of Rutherford's model of an atom, which sub-atomic particle is present in the nucleus of an atom?

The electrons present in the outermost shell of an atom are known as :

While revolving in discrete orbits, the electrons do not radiate energy. These orbits or shells are called ________.

If atoms of elements have completely filled the outermost shell then their combining capacity or valency is :

The electrons first occupy the shell having ______________.

The distribution of electrons in lithium is _________.