Indicate the number of electrons, protons and neutrons in the element `._(19)^(39)K`.

Calculate the number of electrons , protons and neutrons in sulphur.

Indicate the number of electrons, protons and neutrons present in ""_(9)^(19)F . Will these numbers remain same in F^(-) ion?

Calculate the number of electron, proton and neutron in sulphate ion .

Calculate the number of electron, proton and neutron in carbonate ion .

Calculate the number of electron, proton and neutron in phosphate ion .

Calculate the number of electrons , protons and neutrons in phosphorous atom.

The number of protons and neutrons for most stable elements is

The number of protons and neutrons for most stable elements is