Chemistry
Give reasons for the following:
Atomic size of an element depends on the nuclear charge of that element.
Answer
Nuclear charge is the positive charge present in the nucleus of an atom and when there is an increase in nuclear charge then the atomic size decreases because the electrons are attracted towards the nucleus with a greater force thereby bringing the outer most shell closer to the nucleus.
Related Questions
Give reasons for the following:
Occurrence of characteristic properties of elements takes place at definite intervals in the modern periodic table.
Give reasons for the following:
Properties of elements are periodic functions of their atomic numbers and not atomic weights.
Give reasons for the following:
Down a group electronegativity should increase with increase in nuclear charge but it is seen that the electronegativity decreases.
Give reasons for the following:
If combining atoms have nearly similar electronegativities the bond between them is covalent.