Which of the following elements has the same molecular mass as its atomic mass ?
(a) nitrogen
(b) neon
(c) oxygen
(d) chlorine

Q. Which of the following elements has the same molecular mass as its atomic mass?

Q. The relative molecular masses of hydrogen, nitrogen, oxygen and chlorine are X times of their relative atomic masses. Identify X.

Q. Which of the following atom has same atomic as well as the molecular mass of their existant molecule?

Q. The molecular mass of a salt of oxy acid of chlorine of a divalent metal which contains more number of oxygen atoms than its corresponding '-ic' acid is $239g/mole$.
What is the atomic mass of the metal?