DO the atom of an element and its ion have same size ?

DO the atom of an element and its ion have same value ?

There are more number of atoms in one gram atom of an element than in one gram of the same element. Explain.

Do the atoms of each element on left side equal to the atoms of the element on the right side of the equation?

The atomic mass of an element is 24 and its atomic number is 12. Show how the atom of the element is constituted?

How do we determine the atomic mass of an element with its isotopes?

The combining capacity of atoms of an element with the atoms of other element is called its valency. Based on valency the odd one is