There are 14 protons and 13 neutrons in the nucleus of an atom. What is its mass number ?

There are 15 protons and 16 neutrons in the nucleus of an element. Calculate its atomic number and mass number. How will you represent the element?

An atom has 7 electrons in its M-shell and contains 18 neutrons in its nucleus .What is its mass number ?

The number of protons in the nucleus of an atom is its …………….

A chlorine atom has 17 protons and 18 neutrons in its nucleus. Therefore, its atomic number is ________ and the mass number is________

How many electrons, protons, and neutrons are there in a nucleus of atomic number 11 and mass number 24?

How many electron protons and neutrons in a nucleus of atomic number 11 and mass 24 ? (i) number of electron = (ii)number of proton = (iii)number of neutrons =

A nucleus of stable phosphorus has 15 protons and 16 neutrons. (a) What is its atomic number and mass number ? (b) The nucleus of radio phosphorus has one neutron more than the stable nucleus. What will be its atomic and mass number ? (c ) What will be the atomic number and mass number of new nucleus formed by the decay of a beta -particle by the radio phosporus in part (b) ?

Sulphur contains 16 protons and 16 neutrons. What would be its atomic number and mass number ?