Atomic StructureHard
Question
Many elements have non-integral atomic masses because
Options
A.they have isotopes
B.their isotopes have non-integral masses
C.their isotopes have different masses
D.the constituents, neutrons, protons and electrons combine to give fractional masses
Solution
Non integral atomic masses of elements are due to existence of isotopes of that element which have different masses.
Create a free account to view solution
View Solution FreeMore Atomic Structure Questions
An α-particle has initial kinetic energy of 25 eV and it is accelerated through the potential difference of 150 vol...The electrons identified by quantum numbers n and l :- (a) n = 4 , l = 1       (b) n = 4, ...No. of visible lines when an electron returns from 5th orbit to ground state in H spectrum :Which of the following state...The kinetic energy of an electron in the second Bohr orbit of a hydrogen atom is (ao is the Bohr radius)a) $\frac{h^{2}}...When alpha particles are sent through a thin metal foil, most of them go straight through the foil because :...